Типы данных Голанга

uint8       // the set of all unsigned  8-bit integers (0 to 255)
uint16      // the set of all unsigned 16-bit integers (0 to 65535)
uint32      // the set of all unsigned 32-bit integers (0 to 4294967295)
uint64      // the set of all unsigned 64-bit integers (0 to 18446744073709551615)

int8        // the set of all signed  8-bit integers (-128 to 127)
int16       // the set of all signed 16-bit integers (-32768 to 32767)
int32       // the set of all signed 32-bit integers (-2147483648 to 2147483647)
int64       // the set of all signed 64-bit integers (-9223372036854775808 to 9223372036854775807)

float32     // the set of all IEEE-754 32-bit floating-point numbers
float64     // the set of all IEEE-754 64-bit floating-point numbers

complex64   // the set of all complex numbers with float32 real and imaginary parts
complex128  // the set of all complex numbers with float64 real and imaginary parts

byte        // alias for uint8
rune        // alias for int32
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