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  1. <?php
  2.  
  3. $str = "rAndOmtest('testtestRAND')RANDOMteSt"; 
  4. $subst = "'NEW-TEXT'"; 
  5.  
  6. # v1
  7. $re = '/\((.*?)\)/'; 
  8. echo preg_replace($re, "($subst)", $str), PHP_EOL;
  9.  
  10. # v2
  11. $re = '/(\()(.*?)(\))/'; 
  12. echo preg_replace($re, "$1$subst$3", $str), PHP_EOL;
Success #stdin #stdout 0.02s 24448KB
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Standard input is empty
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rAndOmtest('NEW-TEXT')RANDOMteSt
rAndOmtest('NEW-TEXT')RANDOMteSt
https://ideone.com/uu1V1M
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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