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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>runoops自学教程(runoops.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.pipe(function( value ) { return value * 2; }); defer.resolve( 5 ); filtered.done(function( value ) { alert( "值是 ( 2*5 = ) 10: " + value ); }); }) </script> </body> </html>
运行结果: