src/class-digster.php
public static function config( $key, $value = null ) {
		return self::factory()->engine()->config( $key, $value );
	}
public static function config( $key, $value = null ) {
		return self::factory()->engine()->config( $key, $value );
	}
public static function config ( $ key , $ value = null ) { return self :: factory ( ) -> engine ( ) -> config ( $ key , $ value ) ; }
Get or set configuration value.

@param  array|string $key
@param  mixed        $value

@return mixed
Get or set configuration value .