# World:isLocked

Available since LÖVE 0.8.0
This method is not supported in earlier versions.

Returns if the world is updating its state.

This will return true inside the callbacks from World:setCallbacks.

## Function

### Synopsis

    locked = World:isLocked( )

### Arguments

None.

### Returns

`boolean locked`
  Will be true if the world is in the process of updating its state.

## See Also

- World

##

Category:

- Functions