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Convert string to underscore_name

/ Published in: PHP
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  1. <?php
  2. /* Convert string to underscore_name
  3.  
  4. Converts "My House" to "my_house".
  5. Converts " Peter's nice car " to "peters_nice_car".
  6. Converts "_88" to "88" */
  7.  
  8. function string_to_underscore_name($string)
  9. {
  10.     $string = preg_replace('/[\'"]/', '', $string);
  11.     $string = preg_replace('/[^a-zA-Z0-9]+/', '_', $string);
  12.     $string = trim($string, '_');
  13.     $string = strtolower($string);
  14.  
  15.     return $string;
  16. }
  17. ?>

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