javascript如何改变图片链接地址

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本文操作环境：windows10系统、javascript 1.8.5、thinkpad t480电脑。

JavaScript改变图片链接地址的具体实现方法：

复制代码<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title></title>
    <script type="text/javascript">
        window.onload = function () {
            ImageSrc();
        }
        function ImageSrc() {
            var imgs = document.getElementsByClassName("ArticleBody")[0].getElementsByTagName("img");
            for (var i = 0, l = imgs.length; i < l; i++) {
                imgs[i].src = imgs[i].src.replace("gjbt", "www"); //img[i].src is the reference to the image.
            }
        }
    </script>
</head>
<body>
    <div class="ArticleBody">
        <img src="image/01.jpg" />
        <img src="image/04.jpg" />
        <img src="image/02.jpg" />
        <img src="image/03.jpg" />
    </div>
</body>
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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title></title>
    <script type="text/javascript">
        window.onload = function () {
            ImageSrc();
        }
        function ImageSrc() {
            var imgs = document.getElementsByClassName("ArticleBody")[0].getElementsByTagName("img");
            for (var i = 0, l = imgs.length; i < l; i++) {
                imgs[i].src = imgs[i].src.replace("gjbt", "www"); //img[i].src is the reference to the image.
            }
        }
    </script>
</head>
<body>
    <div class="ArticleBody">
        <img src="image/01.jpg" />
        <img src="image/04.jpg" />
        <img src="image/02.jpg" />
        <img src="image/03.jpg" />
    </div>
</body>
</html>
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