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PHP SoftHyphens Function

/ Published in: PHP
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This function will add soft hyphens after every 3rd character in words of over 10 characters. It will not leave fewer than three characters following a soft hyphen.

Known bugs: Adds soft hyphens to URLs and within HTML tags.

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  1. function SoftHyphens($text) {
  2.     $return = '';
  3.     $words = preg_split('/([^A-Za-z0-9]+)/m', $text, 0, PREG_SPLIT_DELIM_CAPTURE);
  4.     for ($j = 0, $wordCount = count($words); $j < $wordCount; $j++) {
  5.         $wordLength = strlen($words[$j]);
  6.         if ($wordLength > 10) {
  7.             for ($i = 0; $i < $wordLength; $i++) {
  8.                 $return .= $words[$j][$i];
  9.                 if ((($i % 3) == 2) && ($i < ($wordLength - 3)) && ($i > 0)) {
  10.                     $return .= '&#173;';
  11.                 }
  12.             }
  13.         } else {
  14.             $return .= $words[$j];
  15.         }
  16.     }
  17.     return $return;
  18. }

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