> ## Documentation Index
> Fetch the complete documentation index at: https://voltaire.tevm.sh/llms.txt
> Use this file to discover all available pages before exploring further.

# primitives/Hardfork

> Auto-generated API documentation

[**@tevm/voltaire**](../index.mdx)

***

[@tevm/voltaire](../index.mdx) / primitives/Hardfork

# primitives/Hardfork

## Type Aliases

### HardforkType

> **HardforkType** = `string` & `object`

Defined in: [src/primitives/Hardfork/HardforkType.ts:10](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/HardforkType.ts#L10)

Branded Hardfork type

Hardfork is a branded string type that represents Ethereum protocol upgrades.
Each hardfork represents a protocol upgrade that changes EVM behavior,
gas costs, or adds new features.

#### Type Declaration

##### \[brand]

> `readonly` **\[brand]**: `"Hardfork"`

## Variables

### allIds()

> `const` **allIds**: () => [`HardforkType`](#hardforktype)\[] = `_allIds`

Defined in: [src/primitives/Hardfork/index.ts:68](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L68)

#### Returns

[`HardforkType`](#hardforktype)\[]

***

### allNames()

> `const` **allNames**: () => `string`\[] = `_allNames`

Defined in: [src/primitives/Hardfork/index.ts:67](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L67)

#### Returns

`string`\[]

***

### ARROW\_GLACIER

> `const` **ARROW\_GLACIER**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:50](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L50)

***

### BERLIN

> `const` **BERLIN**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:44](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L44)

***

### BYZANTIUM

> `const` **BYZANTIUM**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:29](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L29)

***

### CANCUN

> `const` **CANCUN**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:62](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L62)

***

### compare()

> `const` **compare**: (`a`, `b`) => `number` = `_compare`

Defined in: [src/primitives/Hardfork/index.ts:47](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L47)

#### Parameters

##### a

[`HardforkType`](#hardforktype)

##### b

[`HardforkType`](#hardforktype)

#### Returns

`number`

***

### CONSTANTINOPLE

> `const` **CONSTANTINOPLE**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:32](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L32)

***

### DAO

> `const` **DAO**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L18)

***

### DEFAULT

> `const` **DEFAULT**: [`HardforkType`](#hardforktype) = `PRAGUE`

Defined in: [src/primitives/Hardfork/constants.js:76](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L76)

Default hardfork for new chains.
Set to latest stable fork (currently PRAGUE).

***

### equals()

> `const` **equals**: (`a`, `b`) => `boolean` = `_equals`

Defined in: [src/primitives/Hardfork/index.ts:53](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L53)

#### Parameters

##### a

[`HardforkType`](#hardforktype)

##### b

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### fromString()

> `const` **fromString**: (`name`) => [`HardforkType`](#hardforktype) | `undefined` = `_fromString`

Defined in: [src/primitives/Hardfork/index.ts:36](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L36)

#### Parameters

##### name

`string`

#### Returns

[`HardforkType`](#hardforktype) | `undefined`

***

### FRONTIER

> `const` **FRONTIER**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:12](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L12)

***

### GRAY\_GLACIER

> `const` **GRAY\_GLACIER**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:53](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L53)

***

### gt()

> `const` **gt**: (`a`, `b`) => `boolean` = `_gt`

Defined in: [src/primitives/Hardfork/index.ts:52](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L52)

#### Parameters

##### a

[`HardforkType`](#hardforktype)

##### b

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### gte()

> `const` **gte**: (`a`, `b`) => `boolean` = `_gte`

Defined in: [src/primitives/Hardfork/index.ts:50](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L50)

#### Parameters

##### a

[`HardforkType`](#hardforktype)

##### b

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### Hardfork

> `const` **Hardfork**: `object`

Defined in: [src/primitives/Hardfork/index.ts:73](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L73)

#### Type Declaration

##### allIds()

> **allIds**: () => [`HardforkType`](#hardforktype)\[]

###### Returns

[`HardforkType`](#hardforktype)\[]

##### allNames()

> **allNames**: () => `string`\[]

###### Returns

`string`\[]

##### compare()

> **compare**: (`a`, `b`) => `number`

###### Parameters

###### a

[`HardforkType`](#hardforktype)

###### b

[`HardforkType`](#hardforktype)

###### Returns

`number`

##### equals()

> **equals**: (`a`, `b`) => `boolean`

###### Parameters

###### a

[`HardforkType`](#hardforktype)

###### b

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### fromString()

> **fromString**: (`name`) => [`HardforkType`](#hardforktype) | `undefined`

###### Parameters

###### name

`string`

###### Returns

[`HardforkType`](#hardforktype) | `undefined`

##### gt()

> **gt**: (`a`, `b`) => `boolean`

###### Parameters

###### a

[`HardforkType`](#hardforktype)

###### b

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### gte()

> **gte**: (`a`, `b`) => `boolean`

###### Parameters

###### a

[`HardforkType`](#hardforktype)

###### b

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### hasEIP1153()

> **hasEIP1153**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### hasEIP1559()

> **hasEIP1559**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### hasEIP3855()

> **hasEIP3855**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### hasEIP4844()

> **hasEIP4844**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### isAfter()

> **isAfter**: (`fork`, `minFork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### minFork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### isAtLeast()

> **isAtLeast**: (`fork`, `minFork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### minFork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### isBefore()

> **isBefore**: (`fork`, `maxFork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### maxFork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### isPoS()

> **isPoS**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### isPostMerge()

> **isPostMerge**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### isValidName()

> **isValidName**: (`name`) => `boolean`

###### Parameters

###### name

`string`

###### Returns

`boolean`

##### lt()

> **lt**: (`a`, `b`) => `boolean`

###### Parameters

###### a

[`HardforkType`](#hardforktype)

###### b

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### lte()

> **lte**: (`a`, `b`) => `boolean`

###### Parameters

###### a

[`HardforkType`](#hardforktype)

###### b

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### max()

> **max**: (`forks`) => [`HardforkType`](#hardforktype)

###### Parameters

###### forks

[`HardforkType`](#hardforktype)\[]

###### Returns

[`HardforkType`](#hardforktype)

##### min()

> **min**: (`forks`) => [`HardforkType`](#hardforktype)

###### Parameters

###### forks

[`HardforkType`](#hardforktype)\[]

###### Returns

[`HardforkType`](#hardforktype)

##### range()

> **range**: (`start`, `end`) => [`HardforkType`](#hardforktype)\[]

###### Parameters

###### start

[`HardforkType`](#hardforktype)

###### end

[`HardforkType`](#hardforktype)

###### Returns

[`HardforkType`](#hardforktype)\[]

##### supportsBlobs()

> **supportsBlobs**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### supportsEIP1559()

> **supportsEIP1559**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### supportsPUSH0()

> **supportsPUSH0**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### supportsTransientStorage()

> **supportsTransientStorage**: (`fork`) => `boolean`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`boolean`

##### toString()

> **toString**: (`fork`) => `string`

###### Parameters

###### fork

[`HardforkType`](#hardforktype)

###### Returns

`string`

***

### HARDFORK\_ORDER

> `const` **HARDFORK\_ORDER**: [`HardforkType`](#hardforktype)\[]

Defined in: [src/primitives/Hardfork/constants.js:82](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L82)

**`Internal`**

Hardfork ordering for version comparison

***

### hasEIP1153()

> `const` **hasEIP1153**: (`fork`) => `boolean` = `_hasEIP1153`

Defined in: [src/primitives/Hardfork/index.ts:62](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L62)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### hasEIP1559()

> `const` **hasEIP1559**: (`fork`) => `boolean` = `_hasEIP1559`

Defined in: [src/primitives/Hardfork/index.ts:55](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L55)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### hasEIP3855()

> `const` **hasEIP3855**: (`fork`) => `boolean` = `_hasEIP3855`

Defined in: [src/primitives/Hardfork/index.ts:58](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L58)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### hasEIP4844()

> `const` **hasEIP4844**: (`fork`) => `boolean` = `_hasEIP4844`

Defined in: [src/primitives/Hardfork/index.ts:60](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L60)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### HOMESTEAD

> `const` **HOMESTEAD**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:15](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L15)

***

### isAfter()

> `const` **isAfter**: (`fork`, `minFork`) => `boolean` = `_isAfter`

Defined in: [src/primitives/Hardfork/index.ts:45](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L45)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

##### minFork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### isAtLeast()

> `const` **isAtLeast**: (`fork`, `minFork`) => `boolean` = `_isAtLeast`

Defined in: [src/primitives/Hardfork/index.ts:41](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L41)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

##### minFork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### isBefore()

> `const` **isBefore**: (`fork`, `maxFork`) => `boolean` = `_isBefore`

Defined in: [src/primitives/Hardfork/index.ts:43](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L43)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

##### maxFork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### isPoS()

> `const` **isPoS**: (`fork`) => `boolean` = `_isPoS`

Defined in: [src/primitives/Hardfork/index.ts:66](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L66)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### isPostMerge()

> `const` **isPostMerge**: (`fork`) => `boolean` = `_isPostMerge`

Defined in: [src/primitives/Hardfork/index.ts:65](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L65)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### ISTANBUL

> `const` **ISTANBUL**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:38](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L38)

***

### isValidName()

> `const` **isValidName**: (`name`) => `boolean` = `_isValidName`

Defined in: [src/primitives/Hardfork/index.ts:40](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L40)

#### Parameters

##### name

`string`

#### Returns

`boolean`

***

### LONDON

> `const` **LONDON**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:47](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L47)

***

### lt()

> `const` **lt**: (`a`, `b`) => `boolean` = `_lt`

Defined in: [src/primitives/Hardfork/index.ts:51](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L51)

#### Parameters

##### a

[`HardforkType`](#hardforktype)

##### b

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### lte()

> `const` **lte**: (`a`, `b`) => `boolean` = `_lte`

Defined in: [src/primitives/Hardfork/index.ts:54](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L54)

#### Parameters

##### a

[`HardforkType`](#hardforktype)

##### b

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### max()

> `const` **max**: (`forks`) => [`HardforkType`](#hardforktype) = `_max`

Defined in: [src/primitives/Hardfork/index.ts:49](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L49)

#### Parameters

##### forks

[`HardforkType`](#hardforktype)\[]

#### Returns

[`HardforkType`](#hardforktype)

***

### MERGE

> `const` **MERGE**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:56](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L56)

***

### min()

> `const` **min**: (`forks`) => [`HardforkType`](#hardforktype) = `_min`

Defined in: [src/primitives/Hardfork/index.ts:48](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L48)

#### Parameters

##### forks

[`HardforkType`](#hardforktype)\[]

#### Returns

[`HardforkType`](#hardforktype)

***

### MUIR\_GLACIER

> `const` **MUIR\_GLACIER**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:41](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L41)

***

### NAME\_TO\_HARDFORK

> `const` **NAME\_TO\_HARDFORK**: `object`

Defined in: [src/primitives/Hardfork/constants.js:108](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L108)

**`Internal`**

Hardfork name to hardfork mapping for string parsing

#### Type Declaration

##### arrowglacier

> **arrowglacier**: [`HardforkType`](#hardforktype) = `ARROW_GLACIER`

##### berlin

> **berlin**: [`HardforkType`](#hardforktype) = `BERLIN`

##### byzantium

> **byzantium**: [`HardforkType`](#hardforktype) = `BYZANTIUM`

##### cancun

> **cancun**: [`HardforkType`](#hardforktype) = `CANCUN`

##### constantinople

> **constantinople**: [`HardforkType`](#hardforktype) = `CONSTANTINOPLE`

##### constantinoplefix

> **constantinoplefix**: [`HardforkType`](#hardforktype) = `PETERSBURG`

##### dao

> **dao**: [`HardforkType`](#hardforktype) = `DAO`

##### frontier

> **frontier**: [`HardforkType`](#hardforktype) = `FRONTIER`

##### grayglacier

> **grayglacier**: [`HardforkType`](#hardforktype) = `GRAY_GLACIER`

##### homestead

> **homestead**: [`HardforkType`](#hardforktype) = `HOMESTEAD`

##### istanbul

> **istanbul**: [`HardforkType`](#hardforktype) = `ISTANBUL`

##### london

> **london**: [`HardforkType`](#hardforktype) = `LONDON`

##### merge

> **merge**: [`HardforkType`](#hardforktype) = `MERGE`

##### muirglacier

> **muirglacier**: [`HardforkType`](#hardforktype) = `MUIR_GLACIER`

##### osaka

> **osaka**: [`HardforkType`](#hardforktype) = `OSAKA`

##### paris

> **paris**: [`HardforkType`](#hardforktype) = `MERGE`

##### petersburg

> **petersburg**: [`HardforkType`](#hardforktype) = `PETERSBURG`

##### prague

> **prague**: [`HardforkType`](#hardforktype) = `PRAGUE`

##### shanghai

> **shanghai**: [`HardforkType`](#hardforktype) = `SHANGHAI`

##### spuriousdragon

> **spuriousdragon**: [`HardforkType`](#hardforktype) = `SPURIOUS_DRAGON`

##### tangerinewhistle

> **tangerinewhistle**: [`HardforkType`](#hardforktype) = `TANGERINE_WHISTLE`

***

### OSAKA

> `const` **OSAKA**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:68](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L68)

***

### PETERSBURG

> `const` **PETERSBURG**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:35](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L35)

***

### PRAGUE

> `const` **PRAGUE**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:65](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L65)

***

### range()

> `const` **range**: (`start`, `end`) => [`HardforkType`](#hardforktype)\[] = `_range`

Defined in: [src/primitives/Hardfork/index.ts:69](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L69)

#### Parameters

##### start

[`HardforkType`](#hardforktype)

##### end

[`HardforkType`](#hardforktype)

#### Returns

[`HardforkType`](#hardforktype)\[]

***

### SHANGHAI

> `const` **SHANGHAI**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:59](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L59)

***

### SPURIOUS\_DRAGON

> `const` **SPURIOUS\_DRAGON**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:26](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L26)

***

### supportsBlobs()

> `const` **supportsBlobs**: (`fork`) => `boolean` = `_supportsBlobs`

Defined in: [src/primitives/Hardfork/index.ts:61](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L61)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### supportsEIP1559()

> `const` **supportsEIP1559**: (`fork`) => `boolean` = `_supportsEIP1559`

Defined in: [src/primitives/Hardfork/index.ts:56](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L56)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### supportsPUSH0()

> `const` **supportsPUSH0**: (`fork`) => `boolean` = `_supportsPUSH0`

Defined in: [src/primitives/Hardfork/index.ts:59](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L59)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### supportsTransientStorage()

> `const` **supportsTransientStorage**: (`fork`) => `boolean` = `_supportsTransientStorage`

Defined in: [src/primitives/Hardfork/index.ts:63](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L63)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`boolean`

***

### TANGERINE\_WHISTLE

> `const` **TANGERINE\_WHISTLE**: [`HardforkType`](#hardforktype)

Defined in: [src/primitives/Hardfork/constants.js:21](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/constants.js#L21)

***

### toString()

> `const` **toString**: (`fork`) => `string` = `_toString`

Defined in: [src/primitives/Hardfork/index.ts:39](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Hardfork/index.ts#L39)

#### Parameters

##### fork

[`HardforkType`](#hardforktype)

#### Returns

`string`