tryjsref_img_src 在线代码实例

实例代码( Tip: 登录后体验更佳 )

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<!DOCTYPE html>
<html>
<head>
<script>
function changeSrc()
{
    document.getElementById("myImage").src="/statics/images/w3c/eg_compman.gif";
}
</script>
</head>
<body>
<img id="myImage" src="/statics/images/w3c/eg_compman_lowres.gif" width="107" height="98">
<br><br>
<input type="button" onclick="changeSrc()" value="修改图片">
<p><b>注意：</b>  src 属性可以在任何时候被修改。
但是如果新的图片没有指定高度和宽度，则新图片会采用旧图片的高度和宽度。</p>
</body>
</html>
 
 
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运行结果
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