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  1. <?php
  2. $string ="
  3. Text-Text
  4. Abc-123
  5. 123-Abc
  6. A2C-def4gk
  7. Ab-3
  8. Abc!-ajr4
  9. a-bc3-25aj
  10. a?c-b%";
  11.  
  12. $regex='~
  13.         ^\w{3,}  # at last three word characters at the beginning of the line
  14.         -        # a dash
  15.         \w{3,}$  # three word characters at the end of the line
  16.         ~xm';    # multiline and freespacing mode (for this explanation)
  17. preg_match_all($regex, $string, $matches);
  18. print_r($matches);
  19. ?>
Success #stdin #stdout 0.02s 52432KB
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Standard input is empty
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Array
(
    [0] => Array
        (
            [0] => Text-Text
            [1] => Abc-123
            [2] => 123-Abc
            [3] => A2C-def4gk
        )

)
https://ideone.com/oMe3Qp
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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