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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>本教程(w3big.com)</title> <script src="http://cdn.static.w3big.com/libs/jquery/1.10.2/jquery.min.js"></script> </head> <body> <div id="log"></div> <script> $(function () { // 简单的测试函数 var foo = function( value ) { alert( "foo:" + value ); }; var callbacks = $.Callbacks(); // 添加测试函数foo到列表 callbacks.add( foo ); // 传入参数调用所有回调 callbacks.fire( "hello" ); // 输出 "foo: hello" // 锁定回调列表 callbacks.lock(); // 测试回调列表的状态 alert( callbacks.locked() ); // true }) </script> </body> </html>