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Definition
if (!String.prototype.format) { String.prototype.format = function () { var args = arguments; return this.replace(/{(\d+)}/g, function (match, number) { return typeof args[number] != ‘undefined‘ ? args[number] : match; }); }; }
Example
"{0} {1} ".format("a","b");
[JavaScript] Imitate String.Format() in c#
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原文地址:http://www.cnblogs.com/wsion/p/4191001.html