IsWindow()
Syntax
Result = IsWindow(#Window)Description
Tests if the given #Window number is a valid and correctly initialized, window.
Parameters
#Window The window to use.
Return value
Returns nonzero if #Window is a valid window and zero otherwise.
Remarks
This function is bulletproof and can be used with any value. If the 'Result' is not zero then the object is valid and initialized, otherwise it will equal zero. This is the correct way to ensure a window is ready to use.
See Also
OpenWindow()
Supported OS
All