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Judgment ID is not empty, how to do? If (Request.Params ["ID"]! = Null)
Judgment ID is not empty, how to do? If (Request.Params ["ID"]! = Null)
xiaoxiao
2021-03-06
107
Int ID;
Try {
ID = int.parse (Request.QueryString ["ID"];
}
Catch {
ID = 1;
}
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