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  1. <?php
  2.  
  3. $array = array(1, 234, 3456, 45532, 33532, 235555, 432);
  4.  
  5. $filtered = array_filter($array, function($v){
  6.   return !!(is_int($v)&&strlen($v)==5);
  7. });
  8.  
  9. print_r($filtered);
Success #stdin #stdout 0.01s 20568KB
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Standard input is empty
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Array
(
    [3] => 45532
    [4] => 33532
)
https://ideone.com/gPR9nP
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
secret

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