Question

js 怎么用一个按钮控制DIV来回显示和隐藏

Answer 1

<script>
			function hehe(){
				document.getElementById("div1").style.display="none";
			}
			
		</script>
<input onclick="hehe()" value="ddd" type="button" />
		<div id="div1">
			sadsadadsad
		</div>

Answer 2

根据id获取找个id的对象，然后根据obj.style.display=none/block来隐藏或者显示咯