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How tinyurl generates unique code with 6 lettered string ?

+1 vote
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Which data structure they will be using and how it generates short url even for each site link with uniqueness ?

posted Jun 22, 2015 by Sachidananda Sahu

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1 Answer

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Get a unique random string for the given url and store it in the DB against the URL in the DB. Once it is in the db you just need to fetch the DB and get the original URL to decode.

Check the sample implementation here -
https://trinitytuts.com/simple-url-shortener-script-using-php-mysql-2/

answer Jun 22, 2015 by Salil Agrawal
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