random(x, y, width, height, layer)
Randomises a set of tiles in a given area.
Parameters
Name Type Argument Description x number X position of the top left of the area to operate one, given in tiles, not pixels. y number Y position of the top left of the area to operate one, given in tiles, not pixels. width number The width in tiles of the area to operate on. height number The height in tiles of the area to operate on. layer number | string | Phaser.TilemapLayer <optio