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30-seconds-of-code/snippets/UUID-generator.md
Jorge Gonzalez 98279117fa Change all snippets from var to const
2017-12-12 07:11:37 -05:00

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UUID generator

Use crypto API to generate a UUID, compliant with RFC4122 version 4.

const uuid = _ =>
  ( [1e7]+-1e3+-4e3+-8e3+-1e11 ).replace( /[018]/g, c =>
    (c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
  )