<!DOCTYPE html>
<meta charset="UTF-8">
<input type="text" id="text">
<script type="text/javascript"> var wzw=function(id){
return this;
} // Set up class
return this;
} // Remove the specified class
wzw.prototype.removeClass= function(classN){
return this;
}; // Click on the way
wzw.prototype.click= function(fn){
if (this.ele.addEventListener){
return this;
}; // hover
wzw.prototype.hover= function(overfn,outfn){
return this;
}; // Add specified class
wzw.prototype.addClass= function(classN){
this.ele.className=this.ele.className+" "+classN;
return this;
// Judge whether there is a specified class
if (this.ele.className.match(classN)){
return true
return false
} // Set up css
if (v){
}else if(!v){
for(key in k){
console.log(" Parameter error ")
return this;
} // Use $ Wrap it
function $(id){
return new wzw(id)
} $("text").setClass("wangzw").css({border:"2px solid #f00",width:"400px",height:"20px",fontSize:"20px",padding:"5px 10px",outline:"none",borderRadius:"5px"}).removeClass("wangzw").hover(function(){

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