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Answers and rating deltas for

How can I make short random unique keys, like YouTube video IDs, in PHP?

Author Votes Δ
Sarfraz 18 +1.10
Gordon 3 +0.08
MT. 1 +1.42
Darren 0 -1.69
Wrikken 0 -0.95
madhushankarox 0 0.00
Junaid Atari 0 0.00
Chetan 0 -1.62
Last visited: Sep 14, 2014, 5:07:29 AM