fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> </head> <body> <script> $(function () { function fn1( value ) { alert( value ); return false; } function fn2( value ) { fn1( "fn2 says: " + value ); return false; } var callbacks = $.Callbacks( "stopOnFalse" ); callbacks.add( fn1 ); callbacks.fire( "foo" ); callbacks.add( fn2 ); callbacks.fire( "bar" ); callbacks.remove( fn2 ); callbacks.fire( "foobar" ); /*输出: foo bar foobar */ }) </script> </body> </html>
运行结果