JQuery实现DIV点击无限放大

JQuery实现DIV点击无限放大:

鼠标点击红色边线的div则会无限放大红块。

实例代码下载:

http://cdn.aidezy.com/f.php?k=e1093

代码:

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
#kuang{
height: 500px;
width: 500px;
border: 1px solid red;
}
</style>
</head>
<body>
<img src="http://wl.aidezy.com/2019063021041035340740.png" >

<br>


<div id="kuang" >

</div>

</body>

<script type="text/javascript" src="jquery-3.4.1.js"></script>

<script type="text/javascript">

function dian(){

if ($('img').attr('src').indexOf('2019063021041035340740') == -1 ){
$('img').attr('src' , 'http://wl.aidezy.com/2019063021041035340740.png');
}else{
$('img').attr('src' , 'http://wl.aidezy.com/2019063021071151142083.png');
}
}

</script>


<script type="text/javascript">
//作者无陌然 blog: aidezy.com

function dian2(){
var h = parseInt($('#kuang').css('height'));
var w = parseInt($('#kuang').css('width'));
$('#kuang').css('width' , 10 + h + 'px');
$('#kuang').css('height' , 10 + w + 'px');
}

</script>


</html>

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