Question 1

What isUUID v4？

Accepted Answer

UUID v4is based onrandomGenerate128Globalunique，Version4usingrandomGenerate，，ideal fordata、API、sessionIDetc.

Question 2

GenerateUUIDsafe？

Accepted Answer

Toolusingbrowsercrypto.randomUUID() APIGenerate，based onencryptsaferandomGenerator，notanyserver，all generationinlocaldone，safe and reliable。

Question 3

UUIDcan？

Accepted Answer

UUID v4have122random，theoreticallysecondsGenerate10UUID，Generate85only then will have50%。usingcanabsolutewill not 。