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  1. <?php
  2.  
  3. $re = '/class="(.*?)"|id="(.*?)"/s';
  4. $str = '<pre class="code-class" id="code-error">
  5. function error_notice() {
  6.     ?>
  7.     <div class="error notice">
  8.         <p><?php _e( \'There has been an error\', \'my_textdomain\' ); ?></p>
  9.     </div>
  10.     <?php
  11. }
  12. add_action( \'admin_notices\', \'my_error_notice\' );
  13. </pre>';
  14.  
  15. preg_match_all($re, $str, $matches);
  16.  
  17. // Print the entire match result
  18. print_r($matches);
  19.  
  20. ?>
Success #stdin #stdout 0s 52488KB
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Standard input is empty
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Array
(
    [0] => Array
        (
            [0] => class="code-class"
            [1] => id="code-error"
            [2] => class="error notice"
        )

    [1] => Array
        (
            [0] => code-class
            [1] => 
            [2] => error notice
        )

    [2] => Array
        (
            [0] => 
            [1] => code-error
            [2] => 
        )

)
https://ideone.com/c6jcXO
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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