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I have to generate random alphanumeric sting in JavaScript like A123B456 or B001A556 (upper case letter, three numbers from 0-9, upper case letter, three numbers from 0-9). This code should be randomly generated and should be unique. Any idea is appreciated.

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  • please go ahead and add some code, you tried. Commented Aug 23, 2018 at 19:38
  • Go to search engine. Paste in title. Get answer. Remember to have a look around first, something like this is probably already solved. Commented Aug 23, 2018 at 19:39
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