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  1. <?php
  2.  
  3. $subject = "window.location.href='example.com.com.com.com.com'";
  4.  
  5. $subject = preg_replace_callback("~(?<=')(.*?)(?=')~", function($m) {return preg_replace('~\.~', '\x2e', $m[1]);}, $subject);
  6.  
  7. print $subject;
  8.  
Success #stdin #stdout 0.02s 52472KB
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stdin
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Standard input is empty
stdout
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window.location.href='example\x2ecom\x2ecom\x2ecom\x2ecom\x2ecom'
https://ideone.com/eYh2rO
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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