您好，我想知道如果我的方法声明如下，我该如何覆盖方法函数:(function($){$.extend({tablesorter:newfunction(){functionbuildHeaders(table){console.log('ORIGINALHEADERS');}this.construct=function(settings){returnthis.each(function(){$headers=buildHeaders(this);});}}});$.fn.extend({tablesorter:$.tablesorter.construct});})(jQuery)