gsub in php OR how to get UniqueID from SteamID in PHP?

gsub in php OR how to get UniqueID from SteamID in PHP?
Any ideas?

Check http://maurits.tv/data/garrysmod/wiki/wiki.garrysmod.com/indexb59e.html

no, there is described a method of getting SteamID and SteamID64, i need to UniqueID

Does this help?

Yeah! Thank you!