<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<meta name="renderer" content="webkit"/>
<meta name="force-rendering" content="webkit"/>
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta http-equiv="Cache-Control" content="no-siteapp" />
<title>test mouse event</title>
<style>
body,html{
background:#777;
}
</style>
</head>
<body>
document.querySelector(".ttt").click()
--------------------
iiiiiiiiii
mouseover
mousedown
<br/>
<div class="ttt" style="background:red;" onclick="show()">
8888888888
</div>
<script>
document.body.addEventListener("mouseover", function () { console.log("mouseover");});
document.body.addEventListener("mousedown", function () { console.log("mousedown");});
document.body.addEventListener("mouseenter", function () { console.log("mouseenter");});
document.body.addEventListener("click", function () { console.log("click");});
// 隨意按下一個鍵盤按鍵
document.onkeydown = function(){
console.log('keydown')
}
document.onkeypress= function(){
console.log('onkeypress')
}
document.onkeyup = function(){
console.log('onkeyup')
}
// keydown onkeypress onkeyup
function show(){
alert(000);
}
setInterval(function(){
//mouse over
var event = document.createEvent("MouseEvents");
event.initEvent('mouseover', true, false);
document.body.dispatchEvent(event);
console.log('createEvent');
//click
const event2 = document.createEvent('Events');
event2.initEvent( 'click', true, false );
document.body.dispatchEvent(event2);
}, 3000);
</script>
</body>
</html>
