Primitive data type for 64-bit unsigned integers.
You can use this data type to store integers that are between 0 and 18,446,744,073,709,551,615 in value. That is, you can use
uint64 to store unsigned integers that can be represented in 64 bits. The default value for a
uint64 is 0 (zero).
See also:
int64,
int/
uint,
int8/
uint8, and
int16/
uint16.