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  1. <?php
  2. $allowed_extensions = array(".doc", "docx", ".pdf", ".zip", ".png");
  3. $base="A.png";
  4. $extension = substr($base, strlen($base) - 4, 4);
  5. echo $extension." => ";
  6. echo (in_array($extension, $allowed_extensions)) ? "Yes" : "No";
Success #stdin #stdout 0.01s 20568KB
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Standard input is empty
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.png => Yes
https://ideone.com/SNXtdS
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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