public function getParamByIndex($index='')
		{
			if(!$index) return $this->_params['number'];
			
			return isset($this->_params['number'][$index]) ? (string) $this->_params['number'][$index] : null;
		}
public function getParamByIndex($index='')
		{
			if(!$index) return $this->_params['number'];
			
			return isset($this->_params['number'][$index]) ? (string) $this->_params['number'][$index] : null;
		}
public function getParamByIndex ( $ index = '' ) { if ( ! $ index ) return $ this -> _params [ 'number' ] ; return isset ( $ this -> _params [ 'number' ] [ $ index ] ) ? ( string ) $ this -> _params [ 'number' ] [ $ index ] : null ; }
Get URL Param by index

@param int $index Position of the param starting from 0
@return string Returns requested param value
Get URL Param by index