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  1. <?php
  2.  
  3. $id = "\oa";
  4.  
  5. if(preg_match("!\\\oa!", $id)) {
  6. 	echo "Match!";
  7. } else {
  8. 	echo "No match.";
  9. }
Success #stdin #stdout 0.01s 52488KB
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stdin
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Standard input is empty
stdout
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Match!
https://ideone.com/sPyYVe
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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