IsBillboardGroup()
Syntax
Result = IsBillboardGroup(#BillboardGroup)Description
Tests if the given billboard group number is a valid and correctly initialized billboard group.
Parameters
#BillboardGroup The billboard group to use.
Return value
Nonzero if the billboard group is valid, zero otherwise.
Remarks
This function is bulletproof and may be used with any value. This is the correct way to ensure a billboard group is ready to use.
Supported OS
All