<!DOCTYPE?html>
<html>
<head>
?<title>DOM?0|2</title>
?<meta?charset="utf-8">
</head>
<body>
<input?type="button"?value="按鈕1"?id="btn1">
<script?type="text/javascript">
var?btn1=document.getElementById("btn1");
function?get(){
?alert("hello");
}
var?eventSelect={
?addHandler:function(element,type,handler){
??if?(element.addEventListener)?{
???element.addEventListener(type,handler,false);
??}
??else?if?(element.attachEvent)?{
???element.attachEvent('on'+type,handler);
??}
??else{
???element['on'+type]=handler;
??}
?},
?removeHandler:function(element,type,handler){
??if?(element.removeEventListener)?{
???element.removeEventListener(type,handler,false);
??}
??else?if?(element.attachEvent)?{
???element.detachEvent('on'+type,handler);
??}
??else{
???element['on'+type]=null;
??}
?}
}
eventSelect.addHandler(btn1,'clcik',get);
</script>
</body>
</html>
2016-11-12
line 75:????eventSelect.addhandler(btn1,"click",get);，你把'click'寫成了"clcik"