<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<script src="js/jquery-1.12.1.js" type="text/javascript"></script>
<script type="text/javascript">
function testEvent(){
$("div.gray").on("click",function(){
var self = this;
alert("clicked");
/*$("div.red").on("dblclick",function(){
var $self = this;
console.log("123");
$(self).off("click");
})*/
})
$("div.gray").on("sxt.test",function(){
alert("sxt.tested");
});
}
function testOffEvent(){
}
function testTrigger(){
//$("div.gray").trigger("click");
$("div.gray").trigger("sxt.test");
}
/*$(function(){
$("div.gray").on("dblclick",function(){
alert("clicked");
})
})*/
function testBind(){
/* $("div.red").bind("click mouseover",function(){
alert("clicked");
});*/
$("div.red").bind({
"click":function(){
alert("clicked");
},
"mouseover mouseout":function(){
alert("mouseovered");
}
});
}
</script>
<style type="text/css">
.box{
width: 200px;
height: 200px;
border: 1px solid green;
border-radius: 5px;
display: inline-block;
margin: 5px;
}
.gray{
background-color: gray;
}
.red{
background-color: red;
}
</style>
</head>
<body>
<input type="button" value="bindEvent" onclick="testEvent()">
<input type="button" value="trigger" onclick="testTrigger()">
<input type="button" value="testBind" onclick="testBind()">
<hr>
<div>
<div class="box gray"> box1 </div>
<div class="box red"> box2 </div>
</div>
</body>
</html>
原文：http://www.cnblogs.com/hwgok/p/5901501.html