IPv6 validation (and caveats)

By crisp on Friday 12 June 2009 01:23 - Comments (23)
Categories: Internet, PHP, Tweakers.net, Views: 26.205

Recently we got a request to also match IPv6 addresses as a host-part for our auto-links. Basically this seemed pretty straight-forward, but it proved that actually validating an IPv6 address is quite difficult.

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