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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>算法</title>
<!-- 引入样式 -->
<link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
<style>
#app {
min-width: 1200px;
}
.ta-c {
text-align: center;
}
[v-cloak] {
display: none;
}
.el-col-11 {
background-color: rgba(0, 0, 0, 0.8);
color: white;
padding: 0 20px;
border-radius: 5px;
}
</style>
</head>
<body>
<div id="app">
<el-collapse v-model="activeName" accordion v-cloak>
<el-collapse-item title="排序算法" name="1">
<template slot="title">
<h3>排序算法</h3>
</template>
<el-row :gutter="10">
<el-col :span="20" :offset="2">
<el-tabs type="border-card">
<el-tab-pane label="冒泡排序">
<el-row>
<el-col :span="5">
{{ sortGroup.bubbleData }}
</el-col>
<el-col :span="11">
<pre>
<code class="language-plaintext">
for (let i = 0; i < arr.length - 1; i++) {
for (let j = i + 1; j < arr.length - 1; j++) {
if (arr[i] > arr[j]) {
[arr[i], arr[j]] = [arr[j], arr[i]]
}
}
}
</code>
</pre>
</el-col>
<el-col :span="3" class="ta-c">
<el-button size="small" type="primary" @click="bubbleSort(sortGroup.bubbleData)">排序
</el-button>
</el-col>
<el-col :span="5">
{{ sortGroup.bubbleDataNew }}
</el-col>
</el-row>
</el-tab-pane>
<el-tab-pane label="快速排序">
<el-row>
<el-col :span="5">
{{ sortGroup.bubbleData }}
</el-col>
<el-col :span="11">
<pre>
<code class="language-plaintext">
const loopFn = (arr) => {
if (arr.length <= 1) return arr
const centerIndex = Math.floor(arr.length / 2)
const centerValue = arr.splice(centerIndex, 1)[0]
const [left, right] = [[], []]
arr.map((e, i) => {
if (e < centerValue) {
left.push(e)
} else {
right.push(e)
}
})
return loopFn(left).concat([centerValue], loopFn(right))
}
</code>
</pre>
</el-col>
<el-col :span="3" class="ta-c">
<el-button size="small" type="primary" @click="quickSort(sortGroup.quickData)">排序
</el-button>
</el-col>
<el-col :span="5">
{{ sortGroup.quickDataNew }}
</el-col>
</el-row>
</el-tab-pane>
<el-tab-pane label="插入排序">
<el-row>
<el-col :span="5">
{{ sortGroup.insertData }}
</el-col>
<el-col :span="11">
<pre>
<code class="language-plaintext">
const sortArr = [_arr[0]]
const getIndex = (arr, e) => {
if (e < arr[0]) return 0
if (e >= arr[arr.length - 1]) return arr.length
let i = 0
for (; i < arr.length; i++) {
if (e >= arr[i] && e <= arr[i + 1]) {
break
}
}
return i + 1
}
for (let i = 1; i < _arr.length; i++) {
const searchIndex = getIndex(sortArr, _arr[i])
sortArr.splice(searchIndex, 0, _arr[i])
}
this.sortGroup.insertDataNew = sortArr
</code>
</pre>
</el-col>
<el-col :span="3" class="ta-c">
<el-button size="small" type="primary" @click="insertSort(sortGroup.insertData)">排序
</el-button>
</el-col>
<el-col :span="5">
{{ sortGroup.insertDataNew }}
</el-col>
</el-row>
</el-tab-pane>
</el-tabs>
</el-col>
</el-row>
</el-collapse-item>
<el-collapse-item title="反馈 Feedback" name="2">
<div>控制反馈：通过界面样式和交互动效让用户可以清晰的感知自己的操作；</div>
<div>页面反馈：操作后，通过页面元素的变化清晰地展现当前状态。</div>
</el-collapse-item>
<el-collapse-item title="效率 Efficiency" name="3">
<div>简化流程：设计简洁直观的操作流程；</div>
<div>清晰明确：语言表达清晰且表意明确，让用户快速理解进而作出决策；</div>
<div>帮助用户识别：界面简单直白，让用户快速识别而非回忆，减少用户记忆负担。</div>
</el-collapse-item>
<el-collapse-item title="可控 Controllability" name="4">
<div>用户决策：根据场景可给予用户操作建议或安全提示，但不能代替用户进行决策；</div>
<div>结果可控：用户可以自由的进行操作，包括撤销、回退和终止当前操作等。</div>
</el-collapse-item>
</el-collapse>
</div>
<!-- import Vue before Element -->
<script src="https://unpkg.com/vue@2.6.0/dist/vue.js"></script>
<!-- 引入组件库 -->
<script src="https://unpkg.com/element-ui/lib/index.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.0.1/styles/default.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.0.1/highlight.min.js"></script>
<script>
new Vue({
el: '#app',
data: function () {
return {
visible: false,
activeName: '1',
sortGroup: {
bubbleData: [6, 1, 4, 5, 8, 2, 7, 3, 9],
bubbleDataNew: [],
quickData: [6, 1, 4, 5, 8, 2, 7, 3, 9],
quickDataNew: [],
insertData: [6, 1, 4, 5, 8, 2, 7, 3, 9],
insertDataNew: [],
}
}
},
mounted () {
},
methods: {
bubbleSort (_arr) {
const arr = JSON.parse(JSON.stringify(_arr))
for (let i = 0; i < arr.length - 1; i++) {
for (let j = i + 1; j < arr.length - 1; j++) {
if (arr[i] > arr[j]) {
[arr[i], arr[j]] = [arr[j], arr[i]]
}
}
}
this.sortGroup.bubbleDataNew = arr
},
quickSort (_arr) {
const arr = JSON.parse(JSON.stringify(_arr))
const loopFn = (arr) => {
if (arr.length <= 1) return arr
const centerIndex = Math.floor(arr.length / 2)
const centerValue = arr.splice(centerIndex, 1)[0]
const [left, right] = [[], []]
arr.map((e, i) => {
if (e < centerValue) {
left.push(e)
} else {
right.push(e)
}
})
return loopFn(left).concat([centerValue], loopFn(right))
}
this.sortGroup.quickDataNew = loopFn(arr)
},
insertSort (_arr) {
const sortArr = [_arr[0]]
const getIndex = (arr, e) => {
if (e < arr[0]) return 0
if (e >= arr[arr.length - 1]) return arr.length
let i = 0
for (; i < arr.length; i++) {
if (e >= arr[i] && e <= arr[i + 1]) {
break
}
}
return i + 1
}
for (let i = 1; i < _arr.length; i++) {
const searchIndex = getIndex(sortArr, _arr[i])
sortArr.splice(searchIndex, 0, _arr[i])
}
this.sortGroup.insertDataNew = sortArr
}
}
})
</script>
</body>
</html>