JavaScript Generate UUID/GUID for RFC 4122 Version 4 Compliant with Regular Expression

What is UUID/GUID A Universally Unique IDentifier (UUID) – also called a Global Unique IDentifier (GUID) – is a 128-bit value formatted into blocks of hexadecimal digits separated by a hyphen (‘-‘ U+002D). A typical UUID is baef6775-eb3a-4ac9-85d3-70e4aa0d9d94. A version 4 UUID is defined in RFC 4122: 128 randomly-generated bits with six bits at certain […]

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