jQuery，如何开始

Posted 2021-02-23

IIFE - Immediately Invoked Function Expression.
http://gregfranko.com/jquery-best-practices/#/7
http://gregfranko.com/jquery-best-practices/#/8

// IIFE - Immediately Invoked Function Expression
(function($, window, document) {
 
  // The $ is now locally scoped 
 
  // Listen for the jQuery ready event on the document
  $(function() {
 
  // The DOM is ready!
 
  });
 
  // The rest of the code goes here!
 
}(window.jQuery, window, document));
// The global jQuery object is passed as a parameter
 
//--------------------------------------------------
 
// IIFE - Immediately Invoked Function Expression
(function(yourcode) {
 
  // The global jQuery object is passed as a parameter
  yourcode(window.jQuery, window, document);
 
}(function($, window, document) {
 
  // The $ is now locally scoped 
 
  // Listen for the jQuery ready event on the document
  $(function() {
 
  // The DOM is ready!
 
  });
 
  console.log('The DOM may not be ready');
 
  // The rest of code goes here!
 
}));