diff --git a/CRM/Activity/BAO/Activity.php b/CRM/Activity/BAO/Activity.php
index 313fa5c12827..382b4e6a331d 100644
--- a/CRM/Activity/BAO/Activity.php
+++ b/CRM/Activity/BAO/Activity.php
@@ -312,9 +312,9 @@ public static function create(&$params) {
     }
 
     // Set priority to Normal for Auto-populated activities (for Cases)
-    if (CRM_Utils_Array::value('priority_id', $params) === NULL &&
+    if (!isset($params['priority_id']) &&
       // if not set and not 0
-      !CRM_Utils_Array::value('id', $params)
+      empty($params['id'])
     ) {
       $priority = CRM_Core_PseudoConstant::get('CRM_Activity_DAO_Activity', 'priority_id');
       $params['priority_id'] = array_search('Normal', $priority);
diff --git a/CRM/Admin/Form/Extensions.php b/CRM/Admin/Form/Extensions.php
index 852ebb082083..6826a159d4d8 100644
--- a/CRM/Admin/Form/Extensions.php
+++ b/CRM/Admin/Form/Extensions.php
@@ -205,7 +205,7 @@ public function postProcess() {
         'version' => 3,
         'key' => $this->_key,
       ]);
-      if (!CRM_Utils_Array::value('is_error', $result, FALSE)) {
+      if (empty($result['is_error'])) {
         CRM_Core_Session::setStatus("", ts('Extension Upgraded'), "success");
       }
       else {
diff --git a/CRM/Admin/Form/ScheduleReminders.php b/CRM/Admin/Form/ScheduleReminders.php
index e2365cb9d01e..b827be6910df 100644
--- a/CRM/Admin/Form/ScheduleReminders.php
+++ b/CRM/Admin/Form/ScheduleReminders.php
@@ -523,7 +523,7 @@ public function parseActionSchedule($values) {
       'end_date',
     ];
 
-    if (!CRM_Utils_Array::value('absolute_date', $params)) {
+    if (empty($params['absolute_date'])) {
       $params['absolute_date'] = 'null';
     }
     foreach ($moreKeys as $mkey) {
@@ -577,7 +577,7 @@ public function parseActionSchedule($values) {
 
     $params['is_active'] = CRM_Utils_Array::value('is_active', $values, 0);
 
-    if (CRM_Utils_Array::value('is_repeat', $values) == 0) {
+    if (empty($values['is_repeat'])) {
       $params['repetition_frequency_unit'] = 'null';
       $params['repetition_frequency_interval'] = 'null';
       $params['end_frequency_unit'] = 'null';
diff --git a/CRM/Admin/Form/Setting/Localization.php b/CRM/Admin/Form/Setting/Localization.php
index 2e85c5924a39..a3cec9ae90c5 100644
--- a/CRM/Admin/Form/Setting/Localization.php
+++ b/CRM/Admin/Form/Setting/Localization.php
@@ -220,7 +220,7 @@ public function postProcess() {
     }
 
     // add a new db locale if the requested language is not yet supported by the db
-    if (!CRM_Utils_Array::value('makeSinglelingual', $values) and CRM_Utils_Array::value('addLanguage', $values)) {
+    if (empty($values['makeSinglelingual']) && !empty($values['addLanguage'])) {
       $domain = new CRM_Core_DAO_Domain();
       $domain->find(TRUE);
       if (!substr_count($domain->locales, $values['addLanguage'])) {
diff --git a/CRM/Badge/BAO/Badge.php b/CRM/Badge/BAO/Badge.php
index 7775cd4ae541..b4ff8e41030b 100644
--- a/CRM/Badge/BAO/Badge.php
+++ b/CRM/Badge/BAO/Badge.php
@@ -225,8 +225,8 @@ public function labelCreator(&$formattedRow, $cellspacing = 0) {
           break;
       }
       $this->pdf->Image($formattedRow['participant_image'], $x + $imageAlign, $y + $startOffset, CRM_Utils_Array::value('width_participant_image', $formattedRow), CRM_Utils_Array::value('height_participant_image', $formattedRow));
-      if ($startOffset == NULL && CRM_Utils_Array::value('height_participant_image', $formattedRow)) {
-        $startOffset = CRM_Utils_Array::value('height_participant_image', $formattedRow);
+      if ($startOffset == NULL && !empty($formattedRow['height_participant_image'])) {
+        $startOffset = $formattedRow['height_participant_image'];
       }
     }
 
diff --git a/CRM/Case/Form/Activity/ChangeCaseType.php b/CRM/Case/Form/Activity/ChangeCaseType.php
index 2a8ac64e850c..1e683a8beb71 100644
--- a/CRM/Case/Form/Activity/ChangeCaseType.php
+++ b/CRM/Case/Form/Activity/ChangeCaseType.php
@@ -119,7 +119,7 @@ public static function beginPostProcess(&$form, &$params) {
       $params['id'] = $form->_id;
     }
 
-    if (CRM_Utils_Array::value('is_reset_timeline', $params) == 0) {
+    if (empty($params['is_reset_timeline'])) {
       unset($params['reset_date_time']);
     }
   }
diff --git a/CRM/Contact/Form/DedupeRules.php b/CRM/Contact/Form/DedupeRules.php
index 318138ff7607..84dd28002b2c 100644
--- a/CRM/Contact/Form/DedupeRules.php
+++ b/CRM/Contact/Form/DedupeRules.php
@@ -62,7 +62,7 @@ public function preProcess() {
     // check if $contactType is valid
     $contactTypes = civicrm_api3('Contact', 'getOptions', ['field' => "contact_type", 'context' => "validate"]);
     $contactType = CRM_Utils_Request::retrieve('contact_type', 'String', $this, FALSE, 0);
-    if (CRM_Utils_Array::value($contactType, $contactTypes['values'])) {
+    if (!empty($contactTypes['values'][$contactType])) {
       $this->_contactType = $contactType;
     }
     elseif (!empty($contactType)) {
diff --git a/CRM/Contact/Form/Task/ProximityCommon.php b/CRM/Contact/Form/Task/ProximityCommon.php
index 6f632cb9de6e..b4a0bb0ab3bf 100644
--- a/CRM/Contact/Form/Task/ProximityCommon.php
+++ b/CRM/Contact/Form/Task/ProximityCommon.php
@@ -107,9 +107,7 @@ public static function formRule($fields, $files, $form) {
       if (empty($fields['prox_state_province_id']) || empty($fields['prox_country_id'])) {
         $errors["prox_state_province_id"] = ts("Country AND State/Province are required to search by distance.");
       }
-      if (!CRM_Utils_Array::value('prox_postal_code', $fields) and
-        !CRM_Utils_Array::value('prox_city', $fields)
-      ) {
+      if (empty($fields['prox_postal_code']) && empty($fields['prox_city'])) {
         $errors["prox_distance"] = ts("City OR Postal Code are required to search by distance.");
       }
     }
diff --git a/CRM/Contribute/BAO/Contribution.php b/CRM/Contribute/BAO/Contribution.php
index 0268840ba9b6..3300708ee826 100644
--- a/CRM/Contribute/BAO/Contribution.php
+++ b/CRM/Contribute/BAO/Contribution.php
@@ -2962,7 +2962,7 @@ public function _gatherMessageValues($input, &$values, $ids = []) {
         if (!empty($lineItems)) {
           $firstLineItem = reset($lineItems);
           $priceSet = [];
-          if (CRM_Utils_Array::value('price_set_id', $firstLineItem)) {
+          if (!empty($firstLineItem['price_set_id'])) {
             $priceSet = civicrm_api3('PriceSet', 'getsingle', [
               'id' => $firstLineItem['price_set_id'],
               'return' => 'is_quick_config, id',
@@ -4013,7 +4013,7 @@ public static function getPaymentInfo($id, $component = 'contribution', $getTrxn
       $baseTrxnId = CRM_Core_BAO_FinancialTrxn::getFinancialTrxnId($contributionId);
       $baseTrxnId = $baseTrxnId['financialTrxnId'];
     }
-    if (!CRM_Utils_Array::value('total_amount', $total) || $usingLineTotal) {
+    if (empty($total['total_amount']) || $usingLineTotal) {
       $total = CRM_Price_BAO_LineItem::getLineTotal($contributionId);
     }
     else {
@@ -5046,7 +5046,7 @@ protected function addContributionPageValuesToValuesHeavyHandedly(&$values) {
   public static function checkContributeSettings($name = NULL, $checkInvoicing = FALSE) {
     $contributeSettings = Civi::settings()->get('contribution_invoice_settings');
 
-    if ($checkInvoicing && !CRM_Utils_Array::value('invoicing', $contributeSettings)) {
+    if ($checkInvoicing && empty($contributeSettings['invoicing'])) {
       return NULL;
     }
 
diff --git a/CRM/Contribute/Form/Contribution.php b/CRM/Contribute/Form/Contribution.php
index 23ec91d2d943..d528f1b988a6 100644
--- a/CRM/Contribute/Form/Contribution.php
+++ b/CRM/Contribute/Form/Contribution.php
@@ -665,10 +665,10 @@ public function buildQuickForm() {
     $componentDetails = [];
     if ($this->_id) {
       $componentDetails = CRM_Contribute_BAO_Contribution::getComponentDetails($this->_id);
-      if (CRM_Utils_Array::value('membership', $componentDetails)) {
+      if (!empty($componentDetails['membership'])) {
         $component = 'membership';
       }
-      elseif (CRM_Utils_Array::value('participant', $componentDetails)) {
+      elseif (!empty($componentDetails['participant'])) {
         $component = 'participant';
       }
     }
@@ -1710,7 +1710,7 @@ protected function submit($submittedValues, $action, $pledgePaymentID) {
   protected function invoicingPostProcessHook($submittedValues, $action, $lineItem) {
 
     $invoiceSettings = Civi::settings()->get('contribution_invoice_settings');
-    if (!CRM_Utils_Array::value('invoicing', $invoiceSettings)) {
+    if (empty($invoiceSettings['invoicing'])) {
       return;
     }
     $taxRate = [];
diff --git a/CRM/Contribute/Form/Contribution/Confirm.php b/CRM/Contribute/Form/Contribution/Confirm.php
index 601b3bf3b4d3..25deceea7b02 100644
--- a/CRM/Contribute/Form/Contribution/Confirm.php
+++ b/CRM/Contribute/Form/Contribution/Confirm.php
@@ -117,7 +117,7 @@ public static function handlePledge(&$form, $params, $contributionParams, $pledg
         $pledgeParams['frequency_day'] = 1;
       }
       $pledgeParams['create_date'] = $pledgeParams['start_date'] = $pledgeParams['scheduled_date'] = date("Ymd");
-      if (CRM_Utils_Array::value('start_date', $params)) {
+      if (!empty($params['start_date'])) {
         $pledgeParams['frequency_day'] = intval(date("d", strtotime(CRM_Utils_Array::value('start_date', $params))));
         $pledgeParams['start_date'] = $pledgeParams['scheduled_date'] = date('Ymd', strtotime(CRM_Utils_Array::value('start_date', $params)));
       }
@@ -1942,7 +1942,7 @@ public static function submit($params) {
     $form->_fields['billing_first_name'] = 1;
     $form->_fields['billing_last_name'] = 1;
     // CRM-18854 - Set form values to allow pledge to be created for api test.
-    if (CRM_Utils_Array::value('pledge_block_id', $params)) {
+    if (!empty($params['pledge_block_id'])) {
       $form->_values['pledge_id'] = CRM_Utils_Array::value('pledge_id', $params, NULL);
       $form->_values['pledge_block_id'] = $params['pledge_block_id'];
       $pledgeBlock = CRM_Pledge_BAO_PledgeBlock::getPledgeBlock($params['id']);
diff --git a/CRM/Contribute/Form/Contribution/Main.php b/CRM/Contribute/Form/Contribution/Main.php
index 44d9ffecf172..f8b9da362bf7 100644
--- a/CRM/Contribute/Form/Contribution/Main.php
+++ b/CRM/Contribute/Form/Contribution/Main.php
@@ -915,13 +915,13 @@ public static function formRule($fields, $files, $self) {
           $errors['pledge_installments'] = ts('Please enter a valid number of pledge installments.');
         }
         else {
-          if (CRM_Utils_Array::value('pledge_installments', $fields) == NULL) {
+          if (!isset($fields['pledge_installments'])) {
             $errors['pledge_installments'] = ts('Pledge Installments is required field.');
           }
           elseif (CRM_Utils_Array::value('pledge_installments', $fields) == 1) {
             $errors['pledge_installments'] = ts('Pledges consist of multiple scheduled payments. Select one-time contribution if you want to make your gift in a single payment.');
           }
-          elseif (CRM_Utils_Array::value('pledge_installments', $fields) == 0) {
+          elseif (empty($fields['pledge_installments'])) {
             $errors['pledge_installments'] = ts('Pledge Installments field must be > 1.');
           }
         }
@@ -931,10 +931,10 @@ public static function formRule($fields, $files, $self) {
           $errors['pledge_frequency_interval'] = ts('Please enter a valid Pledge Frequency Interval.');
         }
         else {
-          if (CRM_Utils_Array::value('pledge_frequency_interval', $fields) == NULL) {
+          if (!isset($fields['pledge_frequency_interval'])) {
             $errors['pledge_frequency_interval'] = ts('Pledge Frequency Interval. is required field.');
           }
-          elseif (CRM_Utils_Array::value('pledge_frequency_interval', $fields) == 0) {
+          elseif (empty($fields['pledge_frequency_interval'])) {
             $errors['pledge_frequency_interval'] = ts('Pledge frequency interval field must be > 0');
           }
         }
@@ -947,7 +947,7 @@ public static function formRule($fields, $files, $self) {
       return $errors;
     }
 
-    if (CRM_Utils_Array::value('payment_processor_id', $fields) === NULL) {
+    if (!isset($fields['payment_processor_id'])) {
       $errors['payment_processor_id'] = ts('Payment Method is a required field.');
     }
     else {
diff --git a/CRM/Contribute/Form/ContributionPage.php b/CRM/Contribute/Form/ContributionPage.php
index f1490ee44cee..343c11998ab0 100644
--- a/CRM/Contribute/Form/ContributionPage.php
+++ b/CRM/Contribute/Form/ContributionPage.php
@@ -306,7 +306,7 @@ public function setDefaultValues() {
       ];
       foreach ($pledgeBlock as $key) {
         $defaults[$key] = CRM_Utils_Array::value($key, $pledgeBlockDefaults);
-        if ($key == 'pledge_start_date' && CRM_Utils_Array::value($key, $pledgeBlockDefaults)) {
+        if ($key == 'pledge_start_date' && !empty($pledgeBlockDefaults[$key])) {
           $defaultPledgeDate = (array) json_decode($pledgeBlockDefaults['pledge_start_date']);
           $pledgeDateFields = [
             'pledge_calendar_date' => 'calendar_date',
diff --git a/CRM/Contribute/Form/ContributionPage/Amount.php b/CRM/Contribute/Form/ContributionPage/Amount.php
index 538569eb2cb7..f9ef2f8d8623 100644
--- a/CRM/Contribute/Form/ContributionPage/Amount.php
+++ b/CRM/Contribute/Form/ContributionPage/Amount.php
@@ -95,7 +95,7 @@ public function buildQuickForm() {
         if ($id != 0) {
           $paymentProcessor[$id] = $processor['name'];
         }
-        if (CRM_Utils_Array::value('is_recur', $processor)) {
+        if (!empty($processor['is_recur'])) {
           $recurringPaymentProcessor[] = $id;
         }
         if (CRM_Utils_Array::value('object', $processor) && $processor['object']->supports('FutureRecurStartDate')) {
@@ -345,7 +345,7 @@ public static function formRule($fields, $files, $self) {
     }
 
     // CRM-18854 Check if recurring start date is in the future.
-    if (CRM_Utils_Array::value('pledge_calendar_date', $fields)) {
+    if (!empty($fields['pledge_calendar_date'])) {
       if (date('Ymd') > date('Ymd', strtotime($fields['pledge_calendar_date']))) {
         $errors['pledge_calendar_date'] = ts('The recurring start date cannot be prior to the current date.');
       }
@@ -506,7 +506,7 @@ public function postProcess() {
       $params['is_recur_installments'] = CRM_Utils_Array::value('is_recur_installments', $params, FALSE);
     }
 
-    if (CRM_Utils_Array::value('adjust_recur_start_date', $params)) {
+    if (!empty($params['adjust_recur_start_date'])) {
       $fieldValue = '';
       $pledgeDateFields = [
         'calendar_date' => 'pledge_calendar_date',
@@ -531,10 +531,10 @@ public function postProcess() {
       $params['is_pledge_start_date_visible'] = 0;
       $params['is_pledge_start_date_editable'] = 0;
     }
-    if (!CRM_Utils_Array::value('is_pledge_start_date_visible', $params)) {
+    if (empty($params['is_pledge_start_date_visible'])) {
       $params['is_pledge_start_date_visible'] = 0;
     }
-    if (!CRM_Utils_Array::value('is_pledge_start_date_editable', $params)) {
+    if (empty($params['is_pledge_start_date_editable'])) {
       $params['is_pledge_start_date_editable'] = 0;
     }
 
diff --git a/CRM/Core/BAO/Location.php b/CRM/Core/BAO/Location.php
index b0c68d1b8a93..b8e7f073fea4 100644
--- a/CRM/Core/BAO/Location.php
+++ b/CRM/Core/BAO/Location.php
@@ -84,7 +84,7 @@ public static function create(&$params, $fixAddress = TRUE, $entity = NULL) {
       // when we come from a form which displays all the location elements (like the edit form or the inline block
       // elements, we can skip the below check. The below check adds quite a feq queries to an already overloaded
       // form
-      if (!CRM_Utils_Array::value('updateBlankLocInfo', $params, FALSE)) {
+      if (empty($params['updateBlankLocInfo'])) {
         // make sure contact should have only one primary block, CRM-5051
         self::checkPrimaryBlocks(CRM_Utils_Array::value('contact_id', $params));
       }
diff --git a/CRM/Core/BAO/RecurringEntity.php b/CRM/Core/BAO/RecurringEntity.php
index 95ef8907ecb0..a7818dc8124d 100644
--- a/CRM/Core/BAO/RecurringEntity.php
+++ b/CRM/Core/BAO/RecurringEntity.php
@@ -917,7 +917,7 @@ public function mapFormValuesToDB($formParams = []) {
         }
       }
       if ($formParams['repeats_by'] == 2) {
-        if (CRM_Utils_Array::value('entity_status_1', $formParams) && CRM_Utils_Array::value('entity_status_2', $formParams)) {
+        if (CRM_Utils_Array::value('entity_status_1', $formParams) && !empty($formParams['entity_status_2'])) {
           $dbParams['entity_status'] = $formParams['entity_status_1'] . " " . $formParams['entity_status_2'];
         }
       }
diff --git a/CRM/Core/BAO/Setting.php b/CRM/Core/BAO/Setting.php
index 2c4b837bda63..41d520efef3b 100644
--- a/CRM/Core/BAO/Setting.php
+++ b/CRM/Core/BAO/Setting.php
@@ -496,7 +496,7 @@ public static function isEnvironmentSet($setting, $value = NULL) {
   public static function isAPIJobAllowedToRun($params) {
     $environment = CRM_Core_Config::environment(NULL, TRUE);
     if ($environment != 'Production') {
-      if (CRM_Utils_Array::value('runInNonProductionEnvironment', $params)) {
+      if (!empty($params['runInNonProductionEnvironment'])) {
         $mailing = Civi::settings()->get('mailing_backend_store');
         if ($mailing) {
           Civi::settings()->set('mailing_backend', $mailing);
diff --git a/CRM/Core/BAO/StatusPreference.php b/CRM/Core/BAO/StatusPreference.php
index 98e9a35faa47..fbeb8528f3c4 100644
--- a/CRM/Core/BAO/StatusPreference.php
+++ b/CRM/Core/BAO/StatusPreference.php
@@ -66,7 +66,7 @@ public static function create($params) {
     }
 
     // Check if this StatusPreference already exists.
-    if (empty($params['id']) && CRM_Utils_Array::value('name', $params)) {
+    if (empty($params['id']) && !empty($params['name'])) {
       $statusPreference->domain_id = CRM_Utils_Array::value('domain_id', $params, CRM_Core_Config::domainID());
       $statusPreference->name = $params['name'];
 
diff --git a/CRM/Core/BAO/UFField.php b/CRM/Core/BAO/UFField.php
index 4549d78d3b0a..357e0819357b 100644
--- a/CRM/Core/BAO/UFField.php
+++ b/CRM/Core/BAO/UFField.php
@@ -827,7 +827,7 @@ public static function assignAddressField($key, &$profileAddressFields, $profile
       if (in_array($field['field_name'], $validBillingFields)) {
         $validProfileFields[] = $field['field_name'];
       }
-      if (CRM_Utils_Array::value('is_required', $field)) {
+      if (!empty($field['is_required'])) {
         $requiredProfileFields[] = $field['field_name'];
       }
     }
diff --git a/CRM/Core/DAO/AllCoreTables.php b/CRM/Core/DAO/AllCoreTables.php
index df2531256964..d38f96ba1b7b 100644
--- a/CRM/Core/DAO/AllCoreTables.php
+++ b/CRM/Core/DAO/AllCoreTables.php
@@ -300,7 +300,7 @@ public static function getExports($dao, $labelName, $prefix, $foreignDAOs) {
       $fields = $dao::fields();
 
       foreach ($fields as $name => $field) {
-        if (CRM_Utils_Array::value('export', $field)) {
+        if (!empty($field['export'])) {
           if ($prefix) {
             $exports[$labelName] = & $fields[$name];
           }
@@ -340,7 +340,7 @@ public static function getImports($dao, $labelName, $prefix, $foreignDAOs) {
       $fields = $dao::fields();
 
       foreach ($fields as $name => $field) {
-        if (CRM_Utils_Array::value('import', $field)) {
+        if (!empty($field['import'])) {
           if ($prefix) {
             $imports[$labelName] = & $fields[$name];
           }
diff --git a/CRM/Core/Form/Search.php b/CRM/Core/Form/Search.php
index 1ade998abd75..919f43848ccc 100644
--- a/CRM/Core/Form/Search.php
+++ b/CRM/Core/Form/Search.php
@@ -337,7 +337,7 @@ public function addRowSelectors($rows) {
     $this->addElement('checkbox', 'toggleSelect', NULL, NULL, ['class' => 'select-rows']);
     if (!empty($rows)) {
       foreach ($rows as $row) {
-        if (CRM_Utils_Array::value('checkbox', $row)) {
+        if (!empty($row['checkbox'])) {
           $this->addElement('checkbox', $row['checkbox'], NULL, NULL, ['class' => 'select-row']);
         }
       }
diff --git a/CRM/Core/Page/AJAX.php b/CRM/Core/Page/AJAX.php
index 7c2d1a00b743..0569c7ee86c4 100644
--- a/CRM/Core/Page/AJAX.php
+++ b/CRM/Core/Page/AJAX.php
@@ -269,7 +269,7 @@ public static function validateParams($requiredParams = [], $optionalParams = []
     }
 
     foreach ($optionalParams as $param => $type) {
-      if (CRM_Utils_Array::value($param, $_GET)) {
+      if (!empty($_GET[$param])) {
         if (!is_array($_GET[$param])) {
           $params[$param] = CRM_Utils_Type::validate(CRM_Utils_Array::value($param, $_GET), $type);
         }
diff --git a/CRM/Core/Page/AJAX/RecurringEntity.php b/CRM/Core/Page/AJAX/RecurringEntity.php
index 198b22c33ed0..c772bd37671e 100644
--- a/CRM/Core/Page/AJAX/RecurringEntity.php
+++ b/CRM/Core/Page/AJAX/RecurringEntity.php
@@ -14,7 +14,7 @@ class CRM_Core_Page_AJAX_RecurringEntity {
 
   public static function updateMode() {
     $finalResult = [];
-    if (CRM_Utils_Array::value('mode', $_REQUEST) && CRM_Utils_Array::value('entityId', $_REQUEST) && CRM_Utils_Array::value('entityTable', $_REQUEST)) {
+    if (CRM_Utils_Array::value('mode', $_REQUEST) && CRM_Utils_Array::value('entityId', $_REQUEST) && !empty($_REQUEST['entityTable'])) {
       $mode = CRM_Utils_Type::escape($_REQUEST['mode'], 'Integer');
       $entityId = CRM_Utils_Type::escape($_REQUEST['entityId'], 'Integer');
       $entityTable = CRM_Utils_Type::escape($_REQUEST['entityTable'], 'String');
diff --git a/CRM/Custom/Form/Preview.php b/CRM/Custom/Form/Preview.php
index 9f7c9e06a738..149049992dcf 100644
--- a/CRM/Custom/Form/Preview.php
+++ b/CRM/Custom/Form/Preview.php
@@ -71,7 +71,7 @@ public function preProcess() {
       if (!empty($defaults['is_view'])) {
         CRM_Core_Error::statusBounce(ts('This field is view only so it will not display on edit form.'));
       }
-      elseif (CRM_Utils_Array::value('is_active', $defaults) == 0) {
+      elseif (empty($defaults['is_active'])) {
         CRM_Core_Error::statusBounce(ts('This field is inactive so it will not display on edit form.'));
       }
 
diff --git a/CRM/Event/Cart/Form/Checkout/Payment.php b/CRM/Event/Cart/Form/Checkout/Payment.php
index 143096e35258..b5b6b6fef0c2 100644
--- a/CRM/Event/Cart/Form/Checkout/Payment.php
+++ b/CRM/Event/Cart/Form/Checkout/Payment.php
@@ -47,7 +47,7 @@ public function registerParticipant($params, &$participant, $event) {
     if ($participant->must_wait) {
       $participant_status = 'On waitlist';
     }
-    elseif (CRM_Utils_Array::value('is_pay_later', $params, FALSE)) {
+    elseif (!empty($params['is_pay_later'])) {
       $participant_status = 'Pending from pay later';
     }
     else {
diff --git a/CRM/Event/Form/ManageEvent/Repeat.php b/CRM/Event/Form/ManageEvent/Repeat.php
index 9aad1cd161c0..c7fb5591e1a2 100644
--- a/CRM/Event/Form/ManageEvent/Repeat.php
+++ b/CRM/Event/Form/ManageEvent/Repeat.php
@@ -207,7 +207,7 @@ public static function checkRegistrationForEvents($eventID) {
       $participantDetails = CRM_Event_Form_ManageEvent_Repeat::getParticipantCountforEvent($getRelatedEntities);
       //Check if participants exists for events
       foreach ($getRelatedEntities as $key => $value) {
-        if (!CRM_Utils_Array::value($value['id'], $participantDetails['countByID']) && $value['id'] != $eventID) {
+        if (empty($participantDetails['countByID'][$value['id']]) && $value['id'] != $eventID) {
           //CRM_Event_BAO_Event::del($value['id']);
           $eventIdsWithNoRegistration[] = $value['id'];
         }
diff --git a/CRM/Event/Form/Registration.php b/CRM/Event/Form/Registration.php
index d9a1825e149a..2ac411173084 100644
--- a/CRM/Event/Form/Registration.php
+++ b/CRM/Event/Form/Registration.php
@@ -476,7 +476,7 @@ public function assignToTemplate() {
           $this->assign($v, $params[$v]);
         }
       }
-      elseif (CRM_Utils_Array::value('amount', $params) == 0) {
+      elseif (empty($params['amount'])) {
         $this->assign($v, CRM_Utils_Array::value($v, $params));
       }
     }
diff --git a/CRM/Event/Form/Registration/Confirm.php b/CRM/Event/Form/Registration/Confirm.php
index db2829ef08e5..a200dee5db90 100644
--- a/CRM/Event/Form/Registration/Confirm.php
+++ b/CRM/Event/Form/Registration/Confirm.php
@@ -457,7 +457,7 @@ public function postProcess() {
         $participantCount[$participantNum] = 'participant';
       }
       $totalTaxAmount += CRM_Utils_Array::value('tax_amount', $record, 0);
-      if (CRM_Utils_Array::value('is_primary', $record)) {
+      if (!empty($record['is_primary'])) {
         $taxAmount = &$params[$participantNum]['tax_amount'];
       }
       //lets get additional participant id to cancel.
diff --git a/CRM/Event/Form/Registration/Register.php b/CRM/Event/Form/Registration/Register.php
index 12ff73031d93..77297e325afd 100644
--- a/CRM/Event/Form/Registration/Register.php
+++ b/CRM/Event/Form/Registration/Register.php
@@ -103,7 +103,7 @@ class CRM_Event_Form_Registration_Register extends CRM_Event_Form_Registration {
   protected static function isZeroAmount($fields, $form): bool {
     $isZeroAmount = FALSE;
     if (!empty($fields['priceSetId'])) {
-      if (CRM_Utils_Array::value('amount', $fields) == 0) {
+      if (empty($fields['amount'])) {
         $isZeroAmount = TRUE;
       }
     }
@@ -1155,7 +1155,7 @@ public function postProcess() {
           "_qf_Register_display=1&qfKey={$this->controller->_key}",
           TRUE, NULL, FALSE
         );
-        if (CRM_Utils_Array::value('additional_participants', $params, FALSE)) {
+        if (!empty($params['additional_participants'])) {
           $urlArgs = "_qf_Participant_1_display=1&rfp=1&qfKey={$this->controller->_key}";
         }
         else {
@@ -1194,7 +1194,7 @@ public function postProcess() {
     }
 
     // If registering > 1 participant, give status message
-    if (CRM_Utils_Array::value('additional_participants', $params, FALSE)) {
+    if (!empty($params['additional_participants'])) {
       $statusMsg = ts('Registration information for participant 1 has been saved.');
       CRM_Core_Session::setStatus($statusMsg, ts('Saved'), 'success');
     }
diff --git a/CRM/Financial/BAO/FinancialType.php b/CRM/Financial/BAO/FinancialType.php
index b9154b1d6d98..618bec0d1941 100644
--- a/CRM/Financial/BAO/FinancialType.php
+++ b/CRM/Financial/BAO/FinancialType.php
@@ -487,7 +487,7 @@ public static function isACLFinancialTypeStatus() {
       $realSetting = \Civi::$statics[__CLASS__]['is_acl_enabled'] = Civi::settings()->get('acl_financial_type');
       if (!$realSetting) {
         $contributeSettings = Civi::settings()->get('contribution_invoice_settings');
-        if (CRM_Utils_Array::value('acl_financial_type', $contributeSettings)) {
+        if (!empty($contributeSettings['acl_financial_type'])) {
           \Civi::$statics[__CLASS__]['is_acl_enabled'] = TRUE;
         }
       }
diff --git a/CRM/Financial/Form/FinancialAccount.php b/CRM/Financial/Form/FinancialAccount.php
index 227e6d01432b..724059888435 100644
--- a/CRM/Financial/Form/FinancialAccount.php
+++ b/CRM/Financial/Form/FinancialAccount.php
@@ -143,7 +143,7 @@ public static function formRule($values, $files, $self) {
       if ($values['financial_account_type_id'] != $financialAccountTypeId) {
         $errorMsg['financial_account_type_id'] = ts('Taxable accounts should have Financial Account Type set to Liability.');
       }
-      if (CRM_Utils_Array::value('tax_rate', $values) == NULL) {
+      if (!isset($values['tax_rate'])) {
         $errorMsg['tax_rate'] = ts('Please enter value for tax rate');
       }
     }
diff --git a/CRM/Member/BAO/Membership.php b/CRM/Member/BAO/Membership.php
index b59eb1a4cfca..46c1f0ddafd8 100644
--- a/CRM/Member/BAO/Membership.php
+++ b/CRM/Member/BAO/Membership.php
@@ -381,14 +381,14 @@ public static function create(&$params, &$ids = [], $skipRedirect = FALSE) {
       foreach ($params['line_item'] as $priceSetId => $lineItems) {
         foreach ($lineItems as $lineIndex => $lineItem) {
           $lineMembershipType = CRM_Utils_Array::value('membership_type_id', $lineItem);
-          if (CRM_Utils_Array::value('contribution', $params)) {
+          if (!empty($params['contribution'])) {
             $params['line_item'][$priceSetId][$lineIndex]['contribution_id'] = $params['contribution']->id;
           }
           if ($lineMembershipType && $lineMembershipType == CRM_Utils_Array::value('membership_type_id', $params)) {
             $params['line_item'][$priceSetId][$lineIndex]['entity_id'] = $membership->id;
             $params['line_item'][$priceSetId][$lineIndex]['entity_table'] = 'civicrm_membership';
           }
-          elseif (!$lineMembershipType && CRM_Utils_Array::value('contribution', $params)) {
+          elseif (!$lineMembershipType && !empty($params['contribution'])) {
             $params['line_item'][$priceSetId][$lineIndex]['entity_id'] = $params['contribution']->id;
             $params['line_item'][$priceSetId][$lineIndex]['entity_table'] = 'civicrm_contribution';
           }
diff --git a/CRM/Member/Form/Membership.php b/CRM/Member/Form/Membership.php
index 3169844fdc0b..151ac1403201 100644
--- a/CRM/Member/Form/Membership.php
+++ b/CRM/Member/Form/Membership.php
@@ -1165,7 +1165,7 @@ public function submit() {
     CRM_Price_BAO_PriceSet::processAmount($this->_priceSet['fields'],
       $formValues, $lineItem[$this->_priceSetId], NULL, $this->_priceSetId);
 
-    if (CRM_Utils_Array::value('tax_amount', $formValues)) {
+    if (!empty($formValues['tax_amount'])) {
       $params['tax_amount'] = $formValues['tax_amount'];
     }
     $params['total_amount'] = CRM_Utils_Array::value('amount', $formValues);
@@ -1739,7 +1739,7 @@ protected function updateContributionOnMembershipTypeChange($inputParams, $membe
     // if selected membership doesn't match with earlier membership
       !in_array($this->_memType, $this->_memTypeSelected)
     ) {
-      if (CRM_Utils_Array::value('is_recur', $inputParams)) {
+      if (!empty($inputParams['is_recur'])) {
         CRM_Core_Session::setStatus(ts('Associated recurring contribution cannot be updated on membership type change.', ts('Error'), 'error'));
         return;
       }
diff --git a/CRM/Pledge/BAO/Pledge.php b/CRM/Pledge/BAO/Pledge.php
index 4e24c3e4e04f..0026d4a9ff0f 100644
--- a/CRM/Pledge/BAO/Pledge.php
+++ b/CRM/Pledge/BAO/Pledge.php
@@ -1200,7 +1200,7 @@ public static function buildRecurParams($params) {
   public static function getPledgeStartDate($date, $pledgeBlock) {
     $startDate = (array) json_decode($pledgeBlock['pledge_start_date']);
     foreach ($startDate as $field => $value) {
-      if (!empty($date) && !CRM_Utils_Array::value('is_pledge_start_date_editable', $pledgeBlock)) {
+      if (!empty($date) && empty($pledgeBlock['is_pledge_start_date_editable'])) {
         return $date;
       }
       if (empty($date)) {
diff --git a/CRM/Pledge/BAO/PledgeBlock.php b/CRM/Pledge/BAO/PledgeBlock.php
index 732a61a450e5..9d63fd5db409 100644
--- a/CRM/Pledge/BAO/PledgeBlock.php
+++ b/CRM/Pledge/BAO/PledgeBlock.php
@@ -301,8 +301,8 @@ public static function buildPledgeBlock($form) {
       }
       $form->addElement('select', 'pledge_frequency_unit', NULL, $freqUnits, ['aria-label' => ts('Frequency Units')]);
       // CRM-18854
-      if (CRM_Utils_Array::value('is_pledge_start_date_visible', $pledgeBlock)) {
-        if (CRM_Utils_Array::value('pledge_start_date', $pledgeBlock)) {
+      if (!empty($pledgeBlock['is_pledge_start_date_visible'])) {
+        if (!empty($pledgeBlock['pledge_start_date'])) {
           $defaults = array();
           $date = (array) json_decode($pledgeBlock['pledge_start_date']);
           foreach ($date as $field => $value) {
@@ -335,7 +335,7 @@ public static function buildPledgeBlock($form) {
             $form->setDefaults($defaults);
             $form->assign('start_date_display', $paymentDate);
             $form->assign('start_date_editable', FALSE);
-            if (CRM_Utils_Array::value('is_pledge_start_date_editable', $pledgeBlock)) {
+            if (!empty($pledgeBlock['is_pledge_start_date_editable'])) {
               $form->assign('start_date_editable', TRUE);
               if ($field == 'calendar_month') {
                 $form->assign('is_date', FALSE);
diff --git a/CRM/Price/BAO/LineItem.php b/CRM/Price/BAO/LineItem.php
index a64651d67019..04c5a5d3e25c 100644
--- a/CRM/Price/BAO/LineItem.php
+++ b/CRM/Price/BAO/LineItem.php
@@ -70,7 +70,7 @@ public static function create(&$params) {
         $params['unit_price'] = 0;
       }
     }
-    if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus() && CRM_Utils_Array::value('check_permissions', $params)) {
+    if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus() && !empty($params['check_permissions'])) {
       if (empty($params['financial_type_id'])) {
         throw new Exception('Mandatory key(s) missing from params array: financial_type_id');
       }
diff --git a/CRM/Price/BAO/PriceSet.php b/CRM/Price/BAO/PriceSet.php
index c5b7caaad661..d178611508b9 100644
--- a/CRM/Price/BAO/PriceSet.php
+++ b/CRM/Price/BAO/PriceSet.php
@@ -727,7 +727,7 @@ public static function processAmount($fields, &$params, &$lineItem, $component =
               $field['options'][$optionValueId]['tax_amount'] = round($taxAmount['tax_amount'], 2);
             }
           }
-          if (CRM_Utils_Array::value('tax_rate', $field['options'][$optionValueId])) {
+          if (!empty($field['options'][$optionValueId]['tax_rate'])) {
             $lineItem = self::setLineItem($field, $lineItem, $optionValueId, $totalTax);
           }
           $totalPrice += $lineItem[$firstOption['id']]['line_total'] + CRM_Utils_Array::value('tax_amount', $lineItem[key($field['options'])]);
@@ -742,7 +742,7 @@ public static function processAmount($fields, &$params, &$lineItem, $component =
           $optionValueId = CRM_Utils_Array::key(1, $params["price_{$id}"]);
 
           CRM_Price_BAO_LineItem::format($id, $params, $field, $lineItem, $amount_override);
-          if (CRM_Utils_Array::value('tax_rate', $field['options'][$optionValueId])) {
+          if (!empty($field['options'][$optionValueId]['tax_rate'])) {
             $lineItem = self::setLineItem($field, $lineItem, $optionValueId, $totalTax);
             if ($amount_override) {
               $lineItem[$optionValueId]['line_total'] = $lineItem[$optionValueId]['unit_price'] = CRM_Utils_Rule::cleanMoney($lineItem[$optionValueId]['line_total'] - $lineItem[$optionValueId]['tax_amount']);
@@ -765,7 +765,7 @@ public static function processAmount($fields, &$params, &$lineItem, $component =
           $optionValueId = CRM_Utils_Array::key(1, $params["price_{$id}"]);
 
           CRM_Price_BAO_LineItem::format($id, $params, $field, $lineItem, CRM_Utils_Array::value('partial_payment_total', $params));
-          if (CRM_Utils_Array::value('tax_rate', $field['options'][$optionValueId])) {
+          if (!empty($field['options'][$optionValueId]['tax_rate'])) {
             $lineItem = self::setLineItem($field, $lineItem, $optionValueId, $totalTax);
           }
           $totalPrice += $lineItem[$optionValueId]['line_total'] + CRM_Utils_Array::value('tax_amount', $lineItem[$optionValueId]);
@@ -782,7 +782,7 @@ public static function processAmount($fields, &$params, &$lineItem, $component =
 
           CRM_Price_BAO_LineItem::format($id, $params, $field, $lineItem, CRM_Utils_Array::value('partial_payment_total', $params));
           foreach ($params["price_{$id}"] as $optionId => $option) {
-            if (CRM_Utils_Array::value('tax_rate', $field['options'][$optionId])) {
+            if (!empty($field['options'][$optionId]['tax_rate'])) {
               $lineItem = self::setLineItem($field, $lineItem, $optionId, $totalTax);
             }
             $totalPrice += $lineItem[$optionId]['line_total'] + CRM_Utils_Array::value('tax_amount', $lineItem[$optionId]);
diff --git a/CRM/Report/Form/Contribute/Detail.php b/CRM/Report/Form/Contribute/Detail.php
index a4c6e0d31f4b..bea5471f545d 100644
--- a/CRM/Report/Form/Contribute/Detail.php
+++ b/CRM/Report/Form/Contribute/Detail.php
@@ -380,7 +380,7 @@ public function validate() {
     $contributionOrSoftVal = $this->getElementValue('contribution_or_soft_value');
     if ($contributionOrSoftVal[0] == 'contributions_only') {
       $groupBySoft = $this->getElementValue('group_bys');
-      if (CRM_Utils_Array::value('soft_credit_id', $groupBySoft)) {
+      if (!empty($groupBySoft['soft_credit_id'])) {
         $this->setElementError('group_bys', ts('You cannot group by soft credit when displaying contributions only.  Please uncheck "Soft Credit" in the Grouping tab.'));
       }
     }
diff --git a/CRM/Report/Form/Event/Summary.php b/CRM/Report/Form/Event/Summary.php
index ec4d864bb151..bfbc8e5a9187 100644
--- a/CRM/Report/Form/Event/Summary.php
+++ b/CRM/Report/Form/Event/Summary.php
@@ -349,7 +349,7 @@ public function buildChart(&$rows) {
           $rows[$key]['civicrm_event_id'] . ") ";
       }
 
-      if (CRM_Utils_Array::value('totalAmount', $rows[$key]) == 0) {
+      if (empty($rows[$key]['totalAmount'])) {
         $countEvent = count($rows);
       }
 
diff --git a/CRM/Utils/API/ReloadOption.php b/CRM/Utils/API/ReloadOption.php
index 4eaa30cfe1df..6b0793a26f12 100644
--- a/CRM/Utils/API/ReloadOption.php
+++ b/CRM/Utils/API/ReloadOption.php
@@ -76,7 +76,7 @@ public function fromApiInput($apiRequest) {
   public function toApiOutput($apiRequest, $result) {
     $reloadMode = NULL;
     if ($apiRequest['action'] === 'create' && isset($apiRequest['params'], $apiRequest['params']['options']) && is_array($apiRequest['params']['options']) && isset($apiRequest['params']['options']['reload'])) {
-      if (!CRM_Utils_Array::value('is_error', $result, FALSE)) {
+      if (empty($result['is_error'])) {
         $reloadMode = $apiRequest['params']['options']['reload'];
       }
       $id = (!empty($apiRequest['params']['sequential'])) ? 0 : $result['id'];
diff --git a/CRM/Utils/Address.php b/CRM/Utils/Address.php
index 4f2cdc5f5ce3..518c17e7727e 100644
--- a/CRM/Utils/Address.php
+++ b/CRM/Utils/Address.php
@@ -343,7 +343,7 @@ public static function getFormattedBillingAddressFieldsFromParameters($params, $
         $alternateName = $alternate2;
       }
       //Include values which prepend 'billing_' to country and state_province.
-      if (CRM_Utils_Array::value($alternateName, $params)) {
+      if (!empty($params[$alternateName])) {
         if (empty($value) || !is_numeric($value)) {
           $value = $params[$alternateName];
         }
diff --git a/api/v3/LineItem.php b/api/v3/LineItem.php
index ff37983e6bf8..9b784435c60e 100644
--- a/api/v3/LineItem.php
+++ b/api/v3/LineItem.php
@@ -78,7 +78,7 @@ function _civicrm_api3_line_item_create_spec(&$params) {
  *   Array of matching line_items
  */
 function civicrm_api3_line_item_get($params) {
-  if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus() && CRM_Utils_Array::value('check_permissions', $params)) {
+  if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus() && !empty($params['check_permissions'])) {
     CRM_Price_BAO_LineItem::getAPILineItemParams($params);
   }
   return _civicrm_api3_basic_get(_civicrm_api3_get_BAO(__FUNCTION__), $params);
@@ -95,7 +95,7 @@ function civicrm_api3_line_item_get($params) {
  * @throws API_Exception
  */
 function civicrm_api3_line_item_delete($params) {
-  if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus() && CRM_Utils_Array::value('check_permissions', $params)) {
+  if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus() && !empty($params['check_permissions'])) {
     CRM_Financial_BAO_FinancialType::getAvailableFinancialTypes($types, CRM_Core_Action::DELETE);
     if (empty($params['financial_type_id'])) {
       $params['financial_type_id'] = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_LineItem', $params['id'], 'financial_type_id');
diff --git a/api/v3/Order.php b/api/v3/Order.php
index 6d3b4bad5e36..176aa0279b9f 100644
--- a/api/v3/Order.php
+++ b/api/v3/Order.php
@@ -45,7 +45,7 @@ function civicrm_api3_order_get($params) {
   $contributions = [];
   $params['api.line_item.get'] = ['qty' => ['<>' => 0]];
   $isSequential = FALSE;
-  if (CRM_Utils_Array::value('sequential', $params)) {
+  if (!empty($params['sequential'])) {
     $params['sequential'] = 0;
     $isSequential = TRUE;
   }
@@ -124,7 +124,7 @@ function civicrm_api3_order_create($params) {
   }
   $contribution = civicrm_api3('Contribution', 'create', $params);
   // add payments
-  if ($entity && CRM_Utils_Array::value('id', $contribution)) {
+  if ($entity && !empty($contribution['id'])) {
     foreach ($entityIds as $entityId) {
       $paymentParams = [
         'contribution_id' => $contribution['id'],
diff --git a/api/v3/Payment.php b/api/v3/Payment.php
index a2deaf562c77..6114835fa267 100644
--- a/api/v3/Payment.php
+++ b/api/v3/Payment.php
@@ -43,7 +43,7 @@
 function civicrm_api3_payment_get($params) {
   $financialTrxn = [];
   $limit = '';
-  if (isset($params['options']) && CRM_Utils_Array::value('limit', $params['options'])) {
+  if (isset($params['options']) && !empty($params['options']['limit'])) {
     $limit = CRM_Utils_Array::value('limit', $params['options']);
   }
   $params['options']['limit'] = 0;
@@ -132,7 +132,7 @@ function civicrm_api3_payment_cancel($params) {
  */
 function civicrm_api3_payment_create($params) {
   // Check if it is an update
-  if (CRM_Utils_Array::value('id', $params)) {
+  if (!empty($params['id'])) {
     $amount = $params['total_amount'];
     civicrm_api3('Payment', 'cancel', $params);
     $params['total_amount'] = $amount;