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Shorten text without braking words

/ Published in: PHP
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  1. /*
  2. returns text limited by a specified length of characters but keeping words intact. the final character count will not be exact since it is affected by the possible removing of the a long word or by the addition of the ellipsis.
  3.  
  4. paramaters: 
  5. 	string - the input string
  6. 	chars - the length of characters wanted
  7. 	elli - the ellipsis to be used, defaults to '...'
  8. */
  9.  
  10. function shorten($string='', $chars=20, $elli='...'){
  11. 	list($new_string, $elli)= explode("\n", wordwrap($string, $chars, "\n", false));
  12. 	return  ( $elli ) ? $new_string.'...' : $new_string;
  13. }

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