document.getElementById('generate-btn').addEventListener('click', function())
:
- This line attaches a click event listener to the element with the ID 'generate-btn'. It listens for a click event on that element and executes the provided function when the event occurs.
-
const color1 = document.getElementById('color1').value;
:- This line retrieves the value of the input element with the ID 'color1' and assigns it to the constant variable
color1
. It represents the value selected by the user for the first color.
- This line retrieves the value of the input element with the ID 'color1' and assigns it to the constant variable
-
const color2 = document.getElementById('color2').value;
:- Similar to the previous line, this line retrieves the value of the input element with the ID 'color2' and assigns it to the constant variable
color2
. It represents the value selected by the user for the second color.
- Similar to the previous line, this line retrieves the value of the input element with the ID 'color2' and assigns it to the constant variable
-
const borderRadius = document.getElementById('border-radius').value;
:- This line retrieves the value of the input element with the ID 'border-radius' and assigns it to the constant variable
borderRadius
. It represents the value entered by the user for the border radius.
- This line retrieves the value of the input element with the ID 'border-radius' and assigns it to the constant variable
-
const gradientPreview = document.querySelector('.gradient-preview');
:- This line uses the
document.querySelector()
method to select the element with the class 'gradient-preview' and assigns it to the constant variablegradientPreview
. It represents the preview container where the gradient will be displayed.
- This line uses the
-
gradientPreview.style.background = 'linear-gradient(to right, ' + color1 + ',' + color2 + ')';
:- This line sets the
background
CSS property of thegradientPreview
element to a linear gradient that starts with the color represented bycolor1
and ends with the color represented bycolor2
. Theto right
value specifies the direction of the gradient.
- This line sets the
-
gradientPreview.style.borderRadius = borderRadius + 'px';
:- This line sets the
borderRadius
CSS property of thegradientPreview
element to the value represented byborderRadius
. The+ 'px'
portion appends the 'px' unit to the value to specify that it is in pixels.
- This line sets the
This code calculates the gradient and border radius values based on the user's input and then applies those values to the preview container's style.