DataView.prototype.getBigUint64

Returns the unsigned 64-bit BigInt value at the specified byte offset from the start of the view.

Syntax

getBigUint64(byteOffset, littleEndian?)

Parameters

• byteOffset

  The byte offset in the view at which the value should be retrieved.

• littleEndian optional

  If true, a little-endian value will be read. If false or undefined, a big-endian value will be read.

Return value

A BigInt value.

Examples

var buffer = new ArrayBuffer(8)
var view = new DataView(buffer)
view.setBigUint64(0, 18446744073709551615n)
view.getBigUint64(0)

18446744073709551615n