这个事件都没绑定是怎么回事

来源：3-12 自由编程

Ting111

2020-05-21 16:41:26

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script type="text/javascript" src="https://webapi.amap.com/maps?v=1.4.15&key=0f998f9551f6d07368bf11de35aae4e7"></script>
<style type="text/css">
	#ditu{
		height: 100%;
		width: 100%;
		position: absolute;
	}
	input{
		height: 30px;
		width: 80px;
		position: relative;
		margin: 10px 10px;
		display: block;
	}
	button{
		position: relative;
	}
	
</style>
</head>

<body>

<div id="ditu"></div>

<input type="text" name=""  id="chengshi" />
	
<button id='sousuo'>search</button>
<input type="text" name="" id="jibie" />
<button id="shezhi">set</button>






<script type="text/javascript">
var map=new AMap.Map('ditu');
//显示范围限制北京
var bound=new AMap.Bounds([116.22422,39.813285],[116.567542,39.997639])
map.setLimitBounds(bound);
//设置级别
shezhi.onclick=function(){
	map.setZoom('jibie.value')
}
//设置城市
sousuo.onclick=function(){
	map.clearLimitBounds();
	map.setCity('chengshi.value');
}

</script>
</body>
</html>

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