kotlin-node/node.buffer/Buffer/writeDoubleBE

writeDoubleBE

fun writeDoubleBE(value: Number, offset: Number = definedExternally): Double(source)

Writes value to buf at the specified offset as big-endian. The value must be a JavaScript number. Behavior is undefined when value is anything other than a JavaScript number.

import { Buffer } from 'node:buffer';

const buf = Buffer.allocUnsafe(8);

buf.writeDoubleBE(123.456, 0);

console.log(buf);
// Prints: <Buffer 40 5e dd 2f 1a 9f be 77>
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Since

v0.11.15

Return

offset plus the number of bytes written.

Parameters

value

Number to be written to buf.

offset=0 Number of bytes to skip before starting to write. Must satisfy 0 <= offset <= buf.length - 8.