Sha256: acf39b414ca282d9b0bc624046ce288a82f0f231868c389d65570c8472291b22
Contents?: true
Size: 597 Bytes
Versions: 5
Compression:
Stored size: 597 Bytes
Contents
const rng = require('./rng.js')
const stringify = require('./stringify.js')
function v4(options, buf, offset) {
options = options || {}
const rnds = options.random || (options.rng || rng)()
// Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
rnds[6] = (rnds[6] & 0x0f) | 0x40
rnds[8] = (rnds[8] & 0x3f) | 0x80
// Copy bytes to buffer, if provided
if (buf) {
offset = offset || 0
for (let i = 0; i < 16; ++i) {
buf[offset + i] = rnds[i]
}
return buf
}
return stringify(rnds)
}
module.exports = v4
Version data entries
5 entries across 5 versions & 1 rubygems