我怎样才能在php中获得没有class和id的div内容

Question

我在php（字符串）中有一个div，我想获取内容。

例如 -

<div style="text-align:right;">
      <div>
       bla bla bla
      </div>
      bla bla          
</div>

我希望 -

<div>
     bla bla bla
</div>
     bla bla

我没有div id或class

Answer 1

对于此类任务，您可以使用regular extensions

有用的功能：

preg_filter — Perform a regular expression search and replace
preg_grep — Return array entries that match the pattern
preg_last_error — Returns the error code of the last PCRE regex execution
preg_match_all — Perform a global regular expression match
preg_match — Perform a regular expression match
preg_quote — Quote regular expression characters
preg_replace_callback — Perform a regular expression search and replace using a callback
preg_replace — Perform a regular expression search and replace
preg_split — Split string by a regular expression