$.fn 源码
jQuery.fn = jQuery.prototype = {init:function( selector, context ){};
$.fn 即原形对象给原形对象添加方法,每个jq实例都可以调用。
$.fn.copyText = function(options) {
return this.each(function () {
var me = this;
$(this).zclip({
path:'/templates/default/images/copy-btn/ZeroClipboard.swf',
copy:function(){
return $(me).data('copytext');
},
afterCopy:function(){
var d = $.alert({
content:'The code has been copied!',
title:'',
ok: false
});
}
});
});
};
$.extend 是给字面量对象jquery添加的静态方法
$.extend({
test: function(){
alert('liu');
}
});