PHP - 用页面上的域替换相对路径

时间:2021-04-05 18:21:11

标签: php regex replace

我有这样的 html 页面:

<head>
    <link rel="stylesheet" href="assets/css/global.css">
</head>
<body>
    <script src="assets/js/script.js?1617644081"></script>
</body>

我怎样才能把它替换成这样:

<head>
    <link rel="stylesheet" href="https://example.com/assets/css/global.css">
</head>
<body>
    <script src="https://example.com/assets/js/script.js?1617644081"></script>
</body>

assets/js/script.js? 之后的数字每次刷新都会改变。

1 个答案:

答案 0 :(得分:1)

简单地说,使用 heredocstr_replace :

<?php
$html = <<<HTML
<head>
    <link rel="stylesheet" href="assets/css/global.css">
</head>
<body>
    <script src="assets/js/script.js?1617644081"></script>
</body>
HTML;
$html = str_replace('assets/', 'https://example.com/assets/', $html);
echo $html;
/* Output:
<head>
    <link rel="stylesheet" href="https://example.com/assets/css/global.css">
</head>
<body>
    <script src="https://example.com/assets/js/script.js?1617644081"></script>
</body>
*/
?>
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