BYTE: Convert to byte type.
COMPLEX: Convert to complex type.
DCOMPLEX: Convert to double-precision complex type.
DOUBLE: Convert to double-precision type.
FIX: Convert to integer type, or type specified by TYPE keyword.
FLOAT: Convert to single-precision floating-point.
LONG: Convert to longword integer type.
LONG64: Convert to 64-bit integer type.
STRING: Convert to string type.
UINT: Convert to unsigned integer type.
ULONG: Convert to unsigned longword integer type.
ULONG64: Convert to unsigned 64-bit integer type.