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  1. <?php
  2. $link = "cover_photos_s/yasinallana1984751717_post_notif_aurora_kuenzli_big.jpg";
  3. $reg_for_key = "~^(cover_photos_s\/[a-z0-9A-Z]+)(_\w+?_\w+?_)(.*)$~";
  4. $replacement = "$1_thumb_$3";
  5. echo preg_replace($reg_for_key, $replacement, $link);
  6. ?>
  7.  
Success #stdin #stdout 0.01s 20568KB
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cover_photos_s/yasinallana1984751717_thumb_aurora_kuenzli_big.jpg
https://ideone.com/lfiTHl
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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