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  1. <?php
  2.  
  3. $filenames = array(
  4.     'Vacation (1).png',
  5.     'Vacation (Me and Mom) (2).png',
  6.     'Vacation (5) (3).png',
  7. );
  8.  
  9. foreach ( $filenames as $filename ) {
  10.     if ( preg_match( '/^.*\((\d+)\)/s', $filename, $matches ) ) {
  11.         var_dump($matches);
  12.     } else {
  13.     }
  14. }
  15.  
Success #stdin #stdout 0.04s 25896KB
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Standard input is empty
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array(2) {
  [0]=>
  string(12) "Vacation (1)"
  [1]=>
  string(1) "1"
}
array(2) {
  [0]=>
  string(25) "Vacation (Me and Mom) (2)"
  [1]=>
  string(1) "2"
}
array(2) {
  [0]=>
  string(16) "Vacation (5) (3)"
  [1]=>
  string(1) "3"
}
https://ideone.com/Un3nLV
language:
PHP (php 7.3.5)
created:
1 day ago
visibility:
public

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