bitcore Class: BlockHeader

new BlockHeader() → {BlockHeader}

Instantiate a BlockHeader from a Buffer, JSON object, or Object with the properties of the BlockHeader

Parameters:

Type	Description
*	A Buffer, JSON string, or Object

Source:

blockheader.js, line 19

Returns:

An instance of block header

Type: BlockHeader

Methods

<private, static> _from(arg) → {Object}

Parameters:

Name	Type	Description
`arg`	*	A Buffer, JSON string or Object

Source:

blockheader.js, line 33

Throws:

If the argument was not recognized
Type TypeError

Returns:

An object representing block header data

Type: Object

<private, static> _fromBufferReader(br) → {Object}

Parameters:

Name	Type	Description
`br`	BufferReader	A BufferReader of the block header

Source:

blockheader.js, line 124

Returns:

An object representing block header data

Type: Object

<private, static> _fromJSON(data) → {Object}

Parameters:

Name	Type	Description
`data`	String \| Object	A JSON string or object

Source:

blockheader.js, line 61

Returns:

An object representing block header data

Type: Object

<static> fromBuffer(buf) → {BlockHeader}

Parameters:

Name	Type	Description
`buf`	Buffer	A buffer of the block header

Source:

blockheader.js, line 105

Returns:

An instance of block header

Type: BlockHeader

<static> fromBufferReader(br) → {BlockHeader}

Parameters:

Name	Type	Description
`br`	BufferReader	A BufferReader of the block header

Source:

blockheader.js, line 140

Returns:

An instance of block header

Type: BlockHeader

<static> fromJSON(json) → {BlockHeader}

Parameters:

Name	Type	Description
`json`	String \| Object	A JSON string or object

Source:

blockheader.js, line 82

Returns:

An instance of block header

Type: BlockHeader

<static> fromRawBlock(data) → {BlockHeader}

Parameters:

Name	Type	Description
`data`	Binary	Raw block binary data or buffer

Source:

blockheader.js, line 91

Returns:

An instance of block header

Type: BlockHeader

<static> fromString(str) → {BlockHeader}

Parameters:

Name	Type	Description
`str`	String	A hex encoded buffer of the block header

Source:

blockheader.js, line 114

Returns:

An instance of block header

Type: BlockHeader

_getHash() → {Buffer}

Source:

blockheader.js, line 213

Returns:

The little endian hash buffer of the header

Type: Buffer

getTargetDifficulty() → {BN}

Source:

blockheader.js, line 201

Returns:

An instance of BN with the decoded difficulty bits

Type: BN

inspect() → {String}

Source:

blockheader.js, line 262

Returns:

A string formated for the console

Type: String

toBuffer() → {Buffer}

Source:

blockheader.js, line 169

Returns:

A Buffer of the BlockHeader

Type: Buffer

toBufferWriter(bw) → {BufferWriter}

Parameters:

Name	Type	Description
`bw`	BufferWriter	An existing instance BufferWriter

Source:

blockheader.js, line 184

Returns:

An instance of BufferWriter representation of the BlockHeader

Type: BufferWriter

toJSON() → {String}

Source:

blockheader.js, line 162

Returns:

A JSON string

Type: String

toObject() → {Object}

Source:

blockheader.js, line 148

Returns:

A plain object of the BlockHeader

Type: Object

toString() → {String}

Source:

blockheader.js, line 176

Returns:

A hex encoded string of the BlockHeader

Type: String

validProofOfWork() → {Boolean}

Source:

blockheader.js, line 249

Returns:

If the proof-of-work hash satisfies the target difficulty

Type: Boolean

validTimestamp() → {Boolean}

Source:

blockheader.js, line 238

Returns:

If timestamp is not too far in the future

Type: Boolean