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1, Requirejs is a compressed only 14K JavaScript module loading framework
2, through a script tag import js file is obsolete
3. Benefits of Requirejs
A. Prevent JS blocking page rendering
B. Using program calls to load JS, prevent a large number of pages on the page to introduce JS file ugly code scene
4, Requirejs will use three variables: define, require, Requirejs
Define: Used to define a module
Require: Load the dependent module and execute the post-load callback function
5.
<! DOCTYPE html>
<script type= "Text/javascript" src= "Requirejs" ></script>
<script type= "Text/javascript" >
Require (["a"],function ({
Alert ("The load is finished!");
});
</script>
<body>
<span>body</span>
</body>
A.js
Define (function () {
function aa () {
Alert ("I am a");
}
AA ();
})
Requirejs Learning Essays
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