形如：
$str='<p>hhhhhhhhhhhhh</p>' $str='<h1>jjjjjjjjjjjjjjjj</h1>'
想要得到p或者h1之间的内容,怎么写？
形如：
$str='<p>hhhhhhhhhhhhh</p>' $str='<h1>jjjjjjjjjjjjjjjj</h1>'
想要得到p或者h1之间的内容,怎么写？
<?php $reg = '/<([a-z0-9]+)>([\s\S]+?)<\/\1>/'; $str='<p>hhhhhhhhhhhhh</p>'; preg_match($reg, $str, $result); var_dump($result); $str='<h1>jjjjjjjjjjjjjjjj</h1>'; preg_match($reg, $str, $result); var_dump($result);
运行结果:
array(3) {
[0]=>
string(20) "<p>hhhhhhhhhhhhh</p>"
[1]=>
string(1) "p"
[2]=>
string(13) "hhhhhhhhhhhhh"
}
array(3) {
[0]=>
string(25) "<h1>jjjjjjjjjjjjjjjj</h1>"
[1]=>
string(2) "h1"
[2]=>
string(16) "jjjjjjjjjjjjjjjj"
}
$reg='#(.+?)#s'
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