function uuidv4() {
        return ([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g, c =>
          (c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
        );
      }
      

      Javascript language logo
      Generate a UUID

      My JavaScript recipes

      Generate a UUID.

      Notes

      You can also use

      • Crypto.randomUUID() (see here)
      • The uuid package (see here)

      Shortcut: uuid.generate

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