Word Limit PHP Function

wordLimit.php

<?php

  // Word limit
	function wordLimit($str, $limit = 100, $end_char = '&#8230;')
	{
		if (trim($str) == '')
			return $str;

		// always strip tags for text
		$str = strip_tags($str);

		$find = array("/\r|\n/u", "/\t/u", "/\s\s+/u");
		$replace = array(" ", " ", " ");
		$str = preg_replace($find, $replace, $str);

		preg_match('/\s*(?:\S*\s*){'.(int)$limit.'}/u', $str, $matches);
		if (strlen($matches[0]) == strlen($str))
			$end_char = '';
		return rtrim($matches[0]).$end_char;
	}
	
?>