name: Header
description: A Block header
Type parameters
S : ConstructorDef
T : object
V : object
E : object
Hierarchy
↳ Struct
↳ Header
Implements
Constructors
constructor
⊕ new Header(value?: HeaderValue | Uint8Array): Header
Overrides Struct.constructor
Defined in Header.ts:30
Parameters:
| Name | Type | |
|---|---|---|
Optional value |
HeaderValue | Uint8Array |
Returns: Header
Accessors
Type
getType(): E
Defined in codec/Struct.ts:142
description: Returns the Type description to sthe structure
Returns: E
blockNumber
getblockNumber(): BlockNumber
Defined in Header.ts:44
description: The wrapped BlockNumber
Returns: BlockNumber
digest
getdigest(): Digest
Defined in Header.ts:51
description: The wrapped Digest
Returns: Digest
encodedLength
getencodedLength(): number
Inherited from Struct.encodedLength
Defined in codec/Struct.ts:149
description: The length of the value when encoded as a Uint8Array
Returns: number
extrinsicsRoot
getextrinsicsRoot(): Hash
Defined in Header.ts:58
description: The wrapped extrisics root as a Hash
Returns: Hash
hash
gethash(): Hash
Defined in Header.ts:65
description: Convenience method, encodes the header and calculates the Hash
Returns: Hash
parentHash
getparentHash(): Hash
Defined in Header.ts:74
description: The wrapped parent as a Hash
Returns: Hash
stateRoot
getstateRoot(): Hash
Defined in Header.ts:81
description: The wrapped state root as a Hash
Returns: Hash
Methods
eq
▸ eq(other?: any): boolean
Defined in codec/Struct.ts:158
description: Compares the value of the input to see if there is a match
Parameters:
| Name | Type |
|---|---|
Optional other |
any |
Returns: boolean
get
▸ get(name: keyof S): Codec | undefined
Overrides Map.get
Defined in codec/Struct.ts:166
description: Returns a specific names entry in the structure
Parameters:
| Name | Type | Description |
|---|---|---|
| name | keyof S |
The name of the entry to retrieve |
Returns: Codec | undefined
getAtIndex
▸ getAtIndex(index: number): Codec
Inherited from Struct.getAtIndex
Defined in codec/Struct.ts:173
description: Returns the values of a member at a specific index (Rather use get(name) for performance)
Parameters:
| Name | Type |
|---|---|
| index | number |
Returns: Codec
toArray
▸ toArray(): Array<Codec>
Defined in codec/Struct.ts:180
description: Converts the Object to an standard JavaScript Array
Returns: Array<Codec>
toHex
▸ toHex(): string
Defined in codec/Struct.ts:187
description: Returns a hex string representation of the value
Returns: string
toJSON
▸ toJSON(): any
Implementation of Codec.toJSON
Defined in codec/Struct.ts:194
description: Converts the Object to JSON, typically used for RPC transfers
Returns: any
toString
▸ toString(): string
Implementation of Codec.toString
Inherited from Struct.toString
Defined in codec/Struct.ts:208
description: Returns the string representation of the value
Returns: string
toU8a
▸ toU8a(isBare?: undefined | false | true): Uint8Array
Defined in codec/Struct.ts:216
description: Encodes the value as a Uint8Array as per the parity-codec specifications
Parameters:
| Name | Type | Description | ||
|---|---|---|---|---|
Optional isBare |
undefined |
false |
true |
true when the value has none of the type-specific prefixes (internal) |
Returns: Uint8Array
<Static> with
▸ with<S>(Types: S): Constructor<Struct<S>>
Defined in codec/Struct.ts:122
Type parameters:
S : ConstructorDef
Parameters:
| Name | Type |
|---|---|
| Types | S |
Returns: Constructor<Struct<S>>