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  1. <?php
  2.  
  3. function addThumbnailSizing($path)
  4. {
  5.     $chunks = explode('.', $path);
  6.     // предполагается, что путь абсолютно точно валидный
  7.     $chunks[sizeof($chunks) - 2] .= '-150x150';
  8.     return implode('.', $chunks);
  9. }
  10.  
  11. echo addThumbnailSizing('city.filemane.username.jpg') . PHP_EOL;
Success #stdin #stdout 0.01s 20568KB
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city.filemane.username-150x150.jpg
https://ideone.com/9NYrhH
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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