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Php cortar string respetando palabras beta 0.2

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echo cortarAdelante("hola mundo", 3, 1, 1 ); #Return hola

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  1. function cortarAdelante( $cadena, $cuantos, $ponerPuntos=0, $sacarTags=0, $puntos1 = '...' ){
  2. 	$puntos = '';
  3. 	if( $ponerPuntos == 1 ){
  4. 		if( strlen( $cadena ) >= $cuantos) {
  5. 			$puntos = $puntos1;
  6. 		}
  7. 	}
  8. 	if( $sacarTags==1 ){
  9. 		$cadeba = sacarTags( $cadena );
  10. 	}
  11. 	$cadena .= ' ';
  12. 	$cadena = substr( $cadena, 0,  $cuantos + 1 );
  13. 	$cadena = substr( $cadena, 0, strrpos( $cadena,' ') );
  14. 	return  $cadena.$puntos;
  15. }
  16.  
  17. #funciones adicionales que usara
  18. function sacarTags( $str ){
  19. 	if( trim( $str )!='' ){
  20. 		$str = ereg_replace( "<([^>]+)>", "", $str ); 
  21. 		return $str;
  22. 	}else{
  23. 	return $str;
  24. 	}
  25. }
  26.  
  27. function sacarHref( $str ){
  28. 	if( trim( $str ) != '' ){
  29. 		$str = eregi_replace( "<a([^>]+)>|</a>", "", $str ); 
  30. 		return $str;
  31. 	}else{
  32. 		return $str;
  33. 	}
  34. }

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