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Answers and rating deltas for

How can I validate user input (characters and number) with javascript?

Author Votes Δ
Amal US 1 +4.14
j1rjacob 0 -2.57
Rohit Mittal 0 +1.45
melvin 0 -3.03
Last visited: Jun 17, 2019, 2:59:36 PM