Regular API function

simIsStackValueNull

Description Tests whether the value at the top of the stack is Null. See also the other stack functions.
C synopsis simInt simIsStackValueNull(simInt stackHandle)
C parameters
stackHandle: a stack handle obtained with simCreateStack.
C return value
-1 in case of an error, 0 if the value is not null, 1 otherwise.
Lua synopsis -
Lua parameters
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Lua return values
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