$ TTuuidGen --help
usage: TTuuidGen [-hV] {[--s<1|4>] | [-H <int>] [length]}
-H int number of hyphens to add
--s1 emit standard uuid V1 (time based)
--s4 emit standard uuid V4 (random based)
-V, --version Show version
$ TTuuidGen
92e9e4e569782a1b1400e807957146407c34
$ TTuuidGen --s1
6b91066e-7fb5-11e9-b2b4-166e58793fd2
$ TTuuidGen --s4
59057e9d-3536-45d0-a8e2-1ec993ce27ab
$ TTuuidGen 100
c5cb851df9aa6b5bf349239cb23972a56f82d9da6f6c8f5b2dce3d22a9be7b93fe1f233c2101eae4a4e7a7210ac5f9d5961c
$ TTuuidGen -H 7 100
b8117e62ee57-2f1e8c9f5e01-1371c16dd202-de355ed6b4c8-8f3f217c1e0a-6fd487c189dc-c65fb8dae2c8-94f12e830