library/Garp/Model/Behavior/Sluggable.php
protected function _incrementSlug(&$slug, $n, $original_input) {
        $original_slug = $this->generateSlug($original_input);
        $slug = $original_slug . static::VERSION_SEPARATOR . $n;
        return;
    }
protected function _incrementSlug(&$slug, $n, $original_input) {
        $original_slug = $this->generateSlug($original_input);
        $slug = $original_slug . static::VERSION_SEPARATOR . $n;
        return;
    }
protected function _incrementSlug ( & $ slug , $ n , $ original_input ) { $ original_slug = $ this -> generateSlug ( $ original_input ) ; $ slug = $ original_slug . static :: VERSION_SEPARATOR . $ n ; return ; }
Increment the version number in a slug
@param String $slug
@param Int $n Version number
@param String $original_input The original base string
@return Void Edits slug reference
Increment the version number in a slug