Skip to main content
Version: 3.28.0

DataView.prototype.setFloat64()

The setFloat64() method stores a signed 64-bit float (double) value at the specified byte offset from the start of the DataView.

Syntax​

setFloat64(byteOffset, value)
setFloat64(byteOffset, value, littleEndian)

Parameters​

  • byteOffset
    • : The offset, in byte, from the start of the view where to store the data.
  • value
    • : The value to set.
  • littleEndian
    • : optional Indicates whether the 64-bit float is stored in little- or big-endian format. If false or undefined, a big-endian value is written.

Return value​

undefined.

Errors thrown​

  • RangeError
    • : Thrown if the byteOffset is set such as it would store beyond the end of the view.