js显示和隐藏图片
代码如下：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<button id="btn">隐藏</button>
<br>
<img src="img01.jpg" id="new" >
<script type="text/javascript">
//1.获取事件源
var obtn = document.getElementById('btn');
var newImg = document.getElementById('new');
// window.onload = function(){
//2.绑定事件
obtn.onclick = function(){
// 3.事件驱动程序
if(obtn.innerHTML=== '隐藏'){
newImg.style.display = 'none';
obtn.innerHTML = '显示';
}else{
newImg.style.display = 'block';
obtn.innerHTML = '隐藏';
}
}
</script>
</body>
</html>