# Type Aliases

## type Byte

```cangjie
public type Byte = UInt8
```

Function: The [Byte](core_package_types.md#type-byte) type is an alias for the built-in type [UInt8](core_package_intrinsics.md#uint8).

## type Int

```cangjie
public type Int = Int64
```

Function: The [Int](core_package_types.md#type-int) type is an alias for the built-in type [Int64](core_package_intrinsics.md#int64).

## type UInt

```cangjie
public type UInt = UInt64
```

Function: The [UInt](core_package_types.md#type-uint) type is an alias for the built-in type [UInt64](core_package_intrinsics.md#uint64).