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Answers and rating deltas for

How can I get the letters after the dot using PHP?

Author Votes Δ
w3b 6 +3.60
Ben Fortune 3 +2.59
Donovan Charpin 1 +0.88
Alessandro Minoccheri 0 -0.43
Austin Brunkhorst 0 -0.60
Nishu Tayal 0 -0.24
romik 0 -1.79
Anand Solanki 0 -1.30
Last visited: Sep 14, 2014, 5:07:29 AM