---
title: UInt16
framework: swift
role: symbol
role_heading: Structure
path: swift/uint16
---

# UInt16

A 16-bit unsigned integer value type.

## Declaration

```swift
@frozen struct UInt16
```

## Topics

### Structures

- [UInt16.Words](swift/uint16/words-swift.struct.md)

### Operators

- [!=(_:_:)](swift/uint16/!=(_:_:).md)
- [&=(_:_:)](swift/uint16/&=(_:_:).md)
- [&<<=(_:_:)](swift/uint16/&__=(_:_:)-4uh81.md)
- [&>>=(_:_:)](swift/uint16/&__=(_:_:)-54gew.md)
- [*=(_:_:)](swift/uint16/*=(_:_:).md)
- [+=(_:_:)](swift/uint16/+=(_:_:).md)
- [-=(_:_:)](swift/uint16/-=(_:_:).md)
- [==(_:_:)](swift/uint16/==(_:_:).md)
- [<(_:_:)](swift/uint16/_(_:_:)-9tmro.md)
- [|=(_:_:)](swift/uint16/_=(_:_:)-2tboh.md)
- [%=(_:_:)](swift/uint16/_=(_:_:)-5c5xh.md)
- [/=(_:_:)](swift/uint16/_=(_:_:)-7gmk4.md)
- [^=(_:_:)](swift/uint16/_=(_:_:)-7q4om.md)

### Initializers

- [init(_:)](swift/uint16/init(_:)-1x3ws.md)
- [init(_:)](swift/uint16/init(_:)-2gsqf.md)
- [init(_:)](swift/uint16/init(_:)-5vkwt.md)
- [init(_:)](swift/uint16/init(_:)-67c9u.md)
- [init(_:)](swift/uint16/init(_:)-754ls.md)
- [init(_:)](swift/uint16/init(_:)-8jre.md)
- [init(bitPattern:)](swift/uint16/init(bitpattern:).md)
- [init(exactly:)](swift/uint16/init(exactly:)-1l0o7.md)
- [init(exactly:)](swift/uint16/init(exactly:)-1n42w.md)
- [init(exactly:)](swift/uint16/init(exactly:)-3qv86.md)
- [init(exactly:)](swift/uint16/init(exactly:)-4ljt.md)
- [init(exactly:)](swift/uint16/init(exactly:)-8jto3.md)
- [init(truncating:)](swift/uint16/init(truncating:).md)

### Instance Properties

- [byteSwapped](swift/uint16/byteswapped.md)
- [customPlaygroundQuickLook](swift/uint16/customplaygroundquicklook.md)
- [leadingZeroBitCount](swift/uint16/leadingzerobitcount.md)
- [nonzeroBitCount](swift/uint16/nonzerobitcount.md)
- [trailingZeroBitCount](swift/uint16/trailingzerobitcount.md)
- [words](swift/uint16/words-swift.property.md)

### Instance Methods

- [addingReportingOverflow(_:)](swift/uint16/addingreportingoverflow(_:).md)
- [dividedReportingOverflow(by:)](swift/uint16/dividedreportingoverflow(by:).md)
- [dividingFullWidth(_:)](swift/uint16/dividingfullwidth(_:).md)
- [multipliedFullWidth(by:)](swift/uint16/multipliedfullwidth(by:).md)
- [multipliedReportingOverflow(by:)](swift/uint16/multipliedreportingoverflow(by:).md)
- [remainderReportingOverflow(dividingBy:)](swift/uint16/remainderreportingoverflow(dividingby:).md)
- [signum()](swift/uint16/signum().md)
- [subtractingReportingOverflow(_:)](swift/uint16/subtractingreportingoverflow(_:).md)

### Type Aliases

- [UInt16.IntegerLiteralType](swift/uint16/integerliteraltype.md)
- [UInt16.Magnitude](swift/uint16/magnitude.md)
- [UInt16.Stride](swift/uint16/stride.md)

### Type Properties

- [bitWidth](swift/uint16/bitwidth.md)

### Default Implementations

- [AdditiveArithmetic Implementations](swift/uint16/additivearithmetic-implementations.md)
- [AtomicRepresentable Implementations](swift/uint16/atomicrepresentable-implementations.md)
- [BinaryInteger Implementations](swift/uint16/binaryinteger-implementations.md)
- [Comparable Implementations](swift/uint16/comparable-implementations.md)
- [CustomReflectable Implementations](swift/uint16/customreflectable-implementations.md)
- [Decodable Implementations](swift/uint16/decodable-implementations.md)
- [Encodable Implementations](swift/uint16/encodable-implementations.md)
- [Equatable Implementations](swift/uint16/equatable-implementations.md)
- [ExpressibleByIntegerLiteral Implementations](swift/uint16/expressiblebyintegerliteral-implementations.md)
- [FixedWidthInteger Implementations](swift/uint16/fixedwidthinteger-implementations.md)
- [Hashable Implementations](swift/uint16/hashable-implementations.md)
- [SIMDScalar Implementations](swift/uint16/simdscalar-implementations.md)
- [UnsignedInteger Implementations](swift/uint16/unsignedinteger-implementations.md)

## Relationships

### Conforms To

- [AdditiveArithmetic](swift/additivearithmetic.md)
- [AtomicRepresentable](synchronization/atomicrepresentable.md)
- [BNNSScalar](accelerate/bnnsscalar.md)
- [BinaryInteger](swift/binaryinteger.md)
- [BitwiseCopyable](swift/bitwisecopyable.md)
- [CKRecordValueProtocol](cloudkit/ckrecordvalueprotocol.md)
- [CVAttachmentValueRepresentable](corevideo/cvattachmentvaluerepresentable.md)
- [CVarArg](swift/cvararg.md)
- [Comparable](swift/comparable.md)
- [Copyable](swift/copyable.md)
- [CustomReflectable](swift/customreflectable.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Decodable](swift/decodable.md)
- [Encodable](swift/encodable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [ExpressibleByIntegerLiteral](swift/expressiblebyintegerliteral.md)
- [FixedWidthInteger](swift/fixedwidthinteger.md)
- [Hashable](swift/hashable.md)
- [LosslessStringConvertible](swift/losslessstringconvertible.md)
- [MLTensorScalar](coreml/mltensorscalar.md)
- [NetworkFixedWidthInteger](network/networkfixedwidthinteger.md)
- [Numeric](swift/numeric.md)
- [Plottable](charts/plottable.md)
- [PrimitivePlottableProtocol](charts/primitiveplottableprotocol.md)
- [SIMDScalar](swift/simdscalar.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [Strideable](swift/strideable.md)
- [UnsignedInteger](swift/unsignedinteger.md)
- [vDSP_IntegerConvertable](accelerate/vdsp_integerconvertable.md)

## See Also

### Unsigned Integers

- [UInt](swift/uint.md)
- [UInt8](swift/uint8.md)
- [UInt32](swift/uint32.md)
- [UInt64](swift/uint64.md)
- [UInt128](swift/uint128.md)