https://www.cnblogs.com/st-leslie/p/5154276.html
我的demo
<body> <div class="default">默认的样式</div> <div class="default">默认的样式</div> <div class="default">默认的样式</div> <div class="change">修改后的样式</div> </body> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="old.js"></script> <script type="text/javascript"> $(function(){ var opt = { 'font-size':"20px" } $(".default").highLight(opt); var t = $(".default").showOptions(); console.log(t); }) </script>
(function ($) {
var defaults = {
foreground: 'red',
background: 'yellow'
}
var cal = null;
var Cal=function(ele,opt){
this.element=ele;
this.options=$.extend({},defaults,opt);
}
//定义对象的方法
Cal.prototype = {
init:function() {
var that = this.options;
this.element.each(function () {
$(this).css({
backgroundColor: that.background,
color: that.foreground
});
});
},
getDate:function(){
return this.options
}
};
$.fn.extend({
"highLight": function (options) {
cal=new Cal(this,options);
cal.init();
},
"showOptions":function(){
console.log(cal.options)
return cal.getDate();
}
});
})(jQuery);