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源代码:
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>小鸟启蒙(facesoho.com)</title> <script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script> </head> <body> <script> $(function () { var defer = $.Deferred(), filtered = defer.then( null, function( value ) { return value * 3; }); defer.reject( 6 ); filtered.fail(function( value ) { alert( "值是 ( 3*6 = ) 18: " + value ); }); }); </script> </body> </html>
运行结果