c# how do you check if a string contains only digits
if (str.All(char.IsDigit)) {
Console.WriteLine("This string only contains numbers");
}c# how do you check if a string contains only digits
if (str.All(char.IsDigit)) {
Console.WriteLine("This string only contains numbers");
}validate int have 3 digits c#
int X = 9;
string PaddedResult = X.ToString().PadLeft (3, '0'); // results in 009Copyright © 2021 Codeinu
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