writeBigUInt64BE
Writes value
to buf
at the specified offset
as big-endian.
This function is also available under the writeBigUint64BE
alias.
import { Buffer } from 'node:buffer';
const buf = Buffer.allocUnsafe(8);
buf.writeBigUInt64BE(0xdecafafecacefaden, 0);
console.log(buf);
// Prints: <Buffer de ca fa fe ca ce fa de>
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Since
v12.0.0, v10.20.0
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
.