IsLibrary()
Syntax
Result = IsLibrary(#Library)Description
Tests if the given library number is valid and if the library has been correctly initialized.
Parameters
#Library The library value to test.
Return value
Returns nonzero if the input is a valid library and zero if not.
Remarks
This function is bulletproof and may be used with any value. This is the correct way to ensure a library is ready for use.
See Also
OpenLibrary(), CloseLibrary()
Supported OS
All