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--- crpl:docs:getvoid [2013/01/14 14:03] – created chani
+++ crpl:docs:getvoid [2021/02/05 11:43] (current) – Rmoved discussion tag Karsten75
@@ Line 1: / Line 1: @@
-TODO
+<- [[crpl:crplreference| CRPL reference]] <- [[crpl:crplreference#terrain_and_wall_commands|Terrain and Wall Commands]]
+=====  GetVoid  =====
+^Arguments^Result^Notation^
+|X, Y|0 or 1. |''x1 y1 -- i1 ''|
+=== Description ===
+If the terrain cell is void space or out of bounds, a 1 is pushed to the stack, 0 otherwise.
+=== Examples ===
+Every 2 seconds, find a random non-void coordinate on the map and add 8 creeper on it:
+<code>
+GetTimer0 eq0 if
+SetTimer0
+->isVoid
+	while <-isVoid repeat
+		RandCoords ->y ->x
+		<-x <-y GetVoid ->isVoid
+		<-isVoid not if
+			<-x <-y 8 AddCreeper
+		endif
+	endwhile
+endif
+</code>

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