我如何在div中读取preg_match_all类名+键?但我知道只是课堂名称。我想用preg_match_all阅读。
我的源码html。
<div class="my-class d9w0weoq">
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</div>
我的PHP代码。
preg_match_all('@<div class="my-class">(.*?)</div>@si', $source, $output);
发布于 2019-06-24 16:15:32
这些表达式可能会提取,这取决于我们的键在所有输入中的外观:
<div class="my-class\s+(.+?)">(.*?)<\/div>
或者如果我们的密钥总是有8个字符:
<div class="my-class\s+([a-z0-9]{8})(.*?)">(.*?)<\/div>
$re = '/<div class="my-class\s+(.+?)">(.*?)<\/div>/s';
$str = '<div class="my-class d9w0weoq">
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</div>';
preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0);
var_dump($matches);
https://stackoverflow.com/questions/-100007045
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