web api instance method
Crypto: randomUUID() method
Secure contextAvailable in workers
The randomUUID() method of the Crypto interface is used to generate a v4 UUID using a cryptographically secure random number generator.
Syntax
randomUUID()
Parameters
None.
Return value
A string containing a randomly generated, 36 character long v4 UUID.
Examples
/* Assuming that self.crypto.randomUUID() is available */
let uuid = self.crypto.randomUUID();
console.log(uuid); // for example "36b8f84d-df4e-4d49-b662-bcde71a8764f"
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.
See also
- Web Crypto API
getRandomValues, a source for arbitrary amounts of secure random bytes.