Check and cut the strings by length in PHP

function striptext($message, $position) { if (strlen($message) > $position) // Check if string length is exceeded { $post = substr($message,$position,1); if ($post !=” “) // If last character is not space { while($post !=” “) // Check next character one by one { $i=1; $position=$position+$i; $post = substr($message,$position,1); } } $post = substr($message,0,$position); $text = $post [...]