var rng = require('./lib/rng');
var bytesToUuid = require('./lib/bytesToUuid');
function v4(options, buf, offset) {
var i = buf && offset || 0;
if (typeof(options) == 'string') {
buf = options === 'binary' ? new Array(16) : null;
options = null;
}
options = options || {};
var 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) {
for (var ii = 0; ii < 16; ++ii) {
buf[i + ii] = rnds[ii];
}
}
return buf || bytesToUuid(rnds);
}
module.exports = v4;
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| bin | Folder | 0755 |
|
|
| lib | Folder | 0755 |
|
|
| AUTHORS | File | 169 B | 0644 |
|
| CHANGELOG.md | File | 3.58 KB | 0644 |
|
| LICENSE.md | File | 1.08 KB | 0644 |
|
| README.md | File | 8.33 KB | 0644 |
|
| index.js | File | 120 B | 0644 |
|
| package.json | File | 2.3 KB | 0644 |
|
| v1.js | File | 3.26 KB | 0644 |
|
| v3.js | File | 106 B | 0644 |
|
| v4.js | File | 680 B | 0644 |
|
| v5.js | File | 109 B | 0644 |
|