for slicing at to end of words

slice_word.php

<?php
function slice_word($string, $chars=3)
{
	//1 trim and get rid of html
	//check if length more than required
	//2 cut to certain length
	//3 do normal array stuff but take off the last array unless only 1 or 2? 

	$string = trim(strip_tags($string));

	if(strlen($string) > $chars)
	{
		$cut_string = substr($string, 0, $chars);
		$string_array = explode(' ',$cut_string);
		$array_count = count($string_array);

		if($array_count > 1)
		{
			$string_array_minus_one = array_slice($string_array,0,$array_count - 1);
			$string_array_minus_one = implode(' ', $string_array_minus_one);
			$string_array_minus_one = trim($string_array_minus_one);

			if($string_array_minus_one[strlen($string_array_minus_one)-1] == "-" || $string_array_minus_one[strlen($string_array_minus_one)-1] == "&")
			{
				$string_array_minus_one = substr_replace($string_array_minus_one,"",-1);
				$string_array_minus_one = trim($string_array_minus_one);
			}
			return $string_array_minus_one.'...';
		}
		else
		{

			return implode($string_array);
		}

	}
	else
	{
		return $string;
	}
	/* $stringDisplay = trim(substr(strip_tags($string), 0, $length));
    if (strlen(strip_tags($string)) > $length)
        $stringDisplay .= '...';*/
        		
				

				$wordArray = array_slice($string_array,0,$length);

				$string = implode(' ', $wordArray);

				if(count($string_array)>$length)
					return $string.'...';
				else
					return $string;
}