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Made by Gareth Heyes
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Detecting IE in 12 bytes - The Spanner

Detecting IE in 12 bytes

By Gareth Heyes (@hackvertor)

Published 17 years 3 months ago • Last updated July 31, 2025 • ⏱️ < 1 min read

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Andrea Giammarchi had a interesting article which stated you can detect IE in 32 bytes of code. I wondered if this could be improved, after a few failed attempts I found this to be the smallest and fastest way:-

IE='\v'=='v'

Pretty cool eh?

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