implode(' ',array_slice(explode(' ', $string),0,$length));

/* usage:
$string = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit.';
$length = 3;
echo implode(' ',array_slice(explode(' ', $string),0,$length));
*/

implode(' ',array_slice(str_word_count($string,1),0,$length));

/* usage:
$string = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit.';
$length = 3;
echo implode(' ',array_slice(str_word_count($string,1),0,$length));
*/

implode(' ',array_slice(str_word_count($string,1),0,$length));

/* usage:
$string = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nullam varius quam nec arcu vehicula et posuere magna vulputate. Praesent imperdiet, urna sit amet consequat egestas, magna ipsum venenatis sem, nec gravida enim augue vitae nibh. Quisque commodo metus vitae erat volutpat at scelerisque ipsum interdum. Nulla ligula eros, gravida at commodo ut, tincidunt quis nibh. Sed consectetur, neque ut tempus mollis, augue lacus sagittis eros, sit amet dictum sapien dolor eget neque. Nulla at tortor ipsum. Suspendisse potenti. Aliquam erat volutpat. Morbi malesuada facilisis suscipit. Mauris eget tortor metus, sit amet sagittis mauris.';
$length = 10;
echo implode(' ',array_slice(str_word_count($string,1),0,$length));
*/

implode(' ',array_slice(str_word_count($string,1),0,$length));

// usage:

$string = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nullam varius quam nec arcu vehicula et posuere magna vulputate. Praesent imperdiet, urna sit amet consequat egestas, magna ipsum venenatis sem, nec gravida enim augue vitae nibh. Quisque commodo metus vitae erat volutpat at scelerisque ipsum interdum. Nulla ligula eros, gravida at commodo ut, tincidunt quis nibh. Sed consectetur, neque ut tempus mollis, augue lacus sagittis eros, sit amet dictum sapien dolor eget neque. Nulla at tortor ipsum. Suspendisse potenti. Aliquam erat volutpat. Morbi malesuada facilisis suscipit. Mauris eget tortor metus, sit amet sagittis mauris.';
$length = 10;

echo implode(' ',array_slice(str_word_count($string,1),0,$length));

Cut PHP strings at full word breaks.

Super-short PHP Word Limiter

php

PHP