this post was submitted on 15 Nov 2023
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Fuck that, if for whatever reason I'm writing an IP validator by hand I'm disallowing leading zeros. Parsers are very inconsistent, some will parse 010 as 10, others as 0o10 == 8 (you can try that right now with a POSIX
ping
). Talk about a footgun....and that's me in the fetal position, thanks.