To adjust its width based on its content dynamically, we create a fake element whose content is the same as the input value.
Check for the existence of an attribute (including data attributes) on an element. This method can also be used to manipulate other types of attributes—things like id, tabindex, name, and so on.
Use Window.matchMedia() with the appropriate media query to check the user color scheme preference.
Assume that we want to resize an image to a given number of percentages.
Remove an attribute (including data attributes) on an element. This method can also be used to manipulate other types of attributes.
This snippet capitalizes the first letter of a string.
Use Window.location.href or Window.location.replace() to redirect to url. Pass a second argument to simulate a link click (true – default) or an HTTP redirect (false).