CSHARP

c# how to check string is number

string s1 = "123";
string s2 = "abc";

bool isNumber = int.TryParse(s1, out int n); // returns true
isNumber = int.TryParse(s2, out int n); // returns false

verify if number c#

var isNumeric = int.TryParse("123", out int n);

c# check if number

bool *name* = int.TryParse(*name2*, out int n);