Answers for "c# string only contains numbers"

if string contains number c#

"abc3def".Any(c => char.IsDigit(c));

// Or to make it shorter:
"abc3def".Any(char.IsDigit);

Posted by: Guest on August-23-2020

c# how do you check if a string contains only digits

if (str.All(char.IsDigit)) {
  Console.WriteLine("This string only contains numbers");
}

Posted by: Guest on November-08-2020

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