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  1. <?php
  2. $re = "/(?# df /df)s/x";
  3. $text = "sdf'/sdf/fg/";
  4. preg_match_all( $re, $text, $arr );
  5. var_dump( $arr );
Success #stdin #stdout #stderr 0.02s 52472KB
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stdin
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Standard input is empty
stdout
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NULL
stderr
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PHP Warning:  preg_match_all(): Unknown modifier 'd' in /home/7f7YGn/prog.php on line 4
https://ideone.com/rhVCb7
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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