Something

function scurteaza($s,$n) {
     for ( $x = 0; $x < strlen($s); $x++ ) {
         $o = ($n+$x >= strlen($s) ? $s : ($s{$n+$x} == " " ? 
		 substr($s,0,$n+$x) . "..." : ""));
         if ( $o != "" ) { return $o; }
     }
   }