public static function get( $key = null, $default = array() ) {
		return $key && ! empty( self::$option[ $key ] ) ? self::$option[ $key ] : $default;
	}
public static function get( $key = null, $default = array() ) {
		return $key && ! empty( self::$option[ $key ] ) ? self::$option[ $key ] : $default;
	}
public static function get ( $ key = null , $ default = array ( ) ) { return $ key && ! empty ( self :: $ option [ $ key ] ) ? self :: $ option [ $ key ] : $ default ; }
Retrieves an option key from the array.

If no key is specified, then the default value will be returned.

@since  1.0.0

@param  mixed $key     Key to retrieve from option.
@param  mixed $default The default value to return if key is not found.

@return mixed          The key data or the default value if not found.
Retrieves an option key from the array .