UInt32

o1js / Modules / UInt32

Class: UInt32

A 32 bit unsigned integer with values ranging from 0 to 4,294,967,295.

Hierarchy

• CircuitValue

  ↳ UInt32

Table of contents

Constructors

• constructor

Properties

• value
• NUM_BITS

Accessors

• one
• zero

Methods

• add
• assertEquals
• assertGreaterThan
• assertGreaterThanOrEqual
• assertGt
• assertGte
• assertLessThan
• assertLessThanOrEqual
• assertLt
• assertLte
• div
• divMod
• equals
• greaterThan
• greaterThanOrEqual
• gt
• gte
• isConstant
• lessThan
• lessThanOrEqual
• lt
• lte
• mod
• mul
• sub
• toBigint
• toConstant
• toFields
• toJSON
• toString
• toUInt64
• MAXINT
• check
• checkConstant
• from
• fromFields
• fromJSON
• fromObject
• sizeInFields
• toAuxiliary
• toConstant
• toFields
• toInput
• toJSON

Constructors

constructor

• new UInt32(...props)

Parameters

Name	Type
...props	any[]

Inherited from

CircuitValue.constructor

Defined in

lib/circuit_value.ts:72

Properties

value

• value: Field

Defined in

lib/int.ts:379

---

NUM_BITS

▪ Static NUM_BITS: number = 32

Defined in

lib/int.ts:380

Accessors

one

• Static get one(): UInt32

Static method to create a UInt32 with value 0.

Returns

UInt32

Defined in

lib/int.ts:392

---

zero

• Static get zero(): UInt32

Static method to create a UInt32 with value 0.

Returns

UInt32

Defined in

lib/int.ts:385

Methods

add

▸ add(y): UInt32

Addition with overflow checking.

Parameters

Name	Type
y	number | UInt32

Returns

UInt32

Defined in

lib/int.ts:532

---

assertEquals

▸ assertEquals(x): void

Parameters

Name	Type
x	UInt32

Returns

void

Inherited from

CircuitValue.assertEquals

Defined in

lib/circuit_value.ts:160

---

assertGreaterThan

▸ assertGreaterThan(y, message?): void

Asserts that a UInt32 is greater than another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:675

---

assertGreaterThanOrEqual

▸ assertGreaterThanOrEqual(y, message?): void

Asserts that a UInt32 is greater than or equal to another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:708

---

assertGt

▸ assertGt(y, message?): void

Deprecated

Use assertGreaterThan instead.

Asserts that a UInt32 is greater than another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:668

---

assertGte

▸ assertGte(y, message?): void

Deprecated

Use assertGreaterThanOrEqual instead.

Asserts that a UInt32 is greater than or equal to another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:701

---

assertLessThan

▸ assertLessThan(y, message?): void

Asserts that a UInt32 is less than another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:643

---

assertLessThanOrEqual

▸ assertLessThanOrEqual(y, message?): void

Asserts that a UInt32 is less than or equal to another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:601

---

assertLt

▸ assertLt(y, message?): void

Deprecated

Use assertLessThan instead.

Asserts that a UInt32 is less than another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:636

---

assertLte

▸ assertLte(y, message?): void

Deprecated

Use assertLessThanOrEqual instead.

Asserts that a UInt32 is less than or equal to another one.

Parameters

Name	Type
y	UInt32
message?	string

Returns

void

Defined in

lib/int.ts:594

---

div

▸ div(y): UInt32

Integer division.

x.div(y) returns the floor of x / y, that is, the greatest z such that x * y <= x.

Parameters

Name	Type
y	number | UInt32

Returns

UInt32

Defined in

lib/int.ts:509

---

divMod

▸ divMod(y): Object

Integer division with remainder.

x.divMod(y) returns the quotient and the remainder.

Parameters

Name	Type
y	string | number | UInt32

Returns

Object

Name	Type
quotient	UInt32
rest	UInt32

Defined in

lib/int.ts:467

---

equals

▸ equals(x): Bool

Parameters

Name	Type
x	UInt32

Returns

Bool

Inherited from

CircuitValue.equals

Defined in

lib/circuit_value.ts:156

---

greaterThan

▸ greaterThan(y): Bool

Checks if a UInt32 is greater than another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:659

---

greaterThanOrEqual

▸ greaterThanOrEqual(y): Bool

Checks if a UInt32 is greater than or equal to another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:691

---

gt

▸ gt(y): Bool

Deprecated

Use greaterThan instead.

Checks if a UInt32 is greater than another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:652

---

gte

▸ gte(y): Bool

Deprecated

Use greaterThanOrEqual instead.

Checks if a UInt32 is greater than or equal to another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:684

---

isConstant

▸ isConstant(): boolean

Returns

boolean

Inherited from

CircuitValue.isConstant

Defined in

lib/circuit_value.ts:164

---

lessThan

▸ lessThan(y): Bool

Checks if a UInt32 is less than another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:627

---

lessThanOrEqual

▸ lessThanOrEqual(y): Bool

Checks if a UInt32 is less than or equal to another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:571

---

lt

▸ lt(y): Bool

Deprecated

Use lessThan instead.

Checks if a UInt32 is less than another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:620

---

lte

▸ lte(y): Bool

Deprecated

Use lessThanOrEqual instead.

Checks if a UInt32 is less than or equal to another one.

Parameters

Name	Type
y	UInt32

Returns

Bool

Defined in

lib/int.ts:550

---

mod

▸ mod(y): UInt32

Integer remainder.

x.mod(y) returns the value z such that 0 <= z < y and x - z is divisble by y.

Parameters

Name	Type
y	number | UInt32

Returns

UInt32

Defined in

lib/int.ts:518

---

mul

▸ mul(y): UInt32

Multiplication with overflow checking.

Parameters

Name	Type
y	number | UInt32

Returns

UInt32

Defined in

lib/int.ts:524

---

sub

▸ sub(y): UInt32

Subtraction with underflow checking.

Parameters

Name	Type
y	number | UInt32

Returns

UInt32

Defined in

lib/int.ts:540

---

toBigint

▸ toBigint(): bigint

Turns the UInt32 into a BigInt.

Returns

bigint

Defined in

lib/int.ts:404

---

toConstant

▸ toConstant(): UInt32

Returns

UInt32

Inherited from

CircuitValue.toConstant

Defined in

lib/circuit_value.ts:152

---

toFields

▸ toFields(): Field[]

Returns

Field[]

Inherited from

CircuitValue.toFields

Defined in

lib/circuit_value.ts:144

---

toJSON

▸ toJSON(): any

Returns

any

Inherited from

CircuitValue.toJSON

Defined in

lib/circuit_value.ts:148

---

toString

▸ toString(): string

Turns the UInt32 into a string.

Returns

string

Defined in

lib/int.ts:398

---

toUInt64

▸ toUInt64(): UInt64

Turns the UInt32 into a UInt64.

Returns

UInt64

Defined in

lib/int.ts:410

---

MAXINT

▸ Static MAXINT(): UInt32

Creates a UInt32 with a value of 4,294,967,295.

Returns

UInt32

Defined in

lib/int.ts:458

---

check

▸ Static check(x): void

Parameters

Name	Type
x	UInt32

Returns

void

Overrides

CircuitValue.check

Defined in

lib/int.ts:415

---

checkConstant

▸ Static Private checkConstant(x): Field

Parameters

Name	Type
x	Field

Returns

Field

Defined in

lib/int.ts:436

---

from

▸ Static from(x): UInt32

Creates a new UInt32.

Parameters

Name	Type
x	string | number | bigint | Field | UInt32

Returns

UInt32

Defined in

lib/int.ts:451

---

fromFields

▸ Static fromFields<T>(this, xs): InstanceType<T>

Type parameters

Name	Type
T	extends AnyConstructor

Parameters

Name	Type
this	T
xs	Field[]

Returns

InstanceType<T>

Inherited from

CircuitValue.fromFields

Defined in

lib/circuit_value.ts:168

---

fromJSON

▸ Static fromJSON<T>(x): InstanceType<T>

Decodes a JSON-like object into this structure.

Type parameters

Name	Type
T	extends AnyConstructor

Parameters

Name	Type
x	string

Returns

InstanceType<T>

Overrides

CircuitValue.fromJSON

Defined in

lib/int.ts:432

---

fromObject

▸ Static fromObject<T>(this, value): InstanceType<T>

Type parameters

Name	Type
T	extends AnyConstructor

Parameters

Name	Type
this	T
value	NonMethods<InstanceType<T>>

Returns

InstanceType<T>

Inherited from

CircuitValue.fromObject

Defined in

lib/circuit_value.ts:89

---

sizeInFields

▸ Static sizeInFields(): number

Returns

number

Inherited from

CircuitValue.sizeInFields

Defined in

lib/circuit_value.ts:96

---

toAuxiliary

▸ Static toAuxiliary(): []

Returns

[]

Inherited from

CircuitValue.toAuxiliary

Defined in

lib/circuit_value.ts:118

---

toConstant

▸ Static toConstant<T>(this, t): InstanceType<T>

Type parameters

Name	Type
T	extends AnyConstructor

Parameters

Name	Type
this	T
t	InstanceType<T>

Returns

InstanceType<T>

Inherited from

CircuitValue.toConstant

Defined in

lib/circuit_value.ts:207

---

toFields

▸ Static toFields<T>(this, v): Field[]

Type parameters

Name	Type
T	extends AnyConstructor

Parameters

Name	Type
this	T
v	InstanceType<T>

Returns

Field[]

Inherited from

CircuitValue.toFields

Defined in

lib/circuit_value.ts:101

---

toInput

▸ Static toInput(x): HashInput

Parameters

Name	Type
x	UInt32

Returns

HashInput

Overrides

CircuitValue.toInput

Defined in

lib/int.ts:419

---

toJSON

▸ Static toJSON(x): string

Encodes this structure into a JSON-like object.

Parameters

Name	Type
x	UInt32

Returns

string

Overrides

CircuitValue.toJSON

Defined in

lib/int.ts:425