To check whether the string value has numeric value or not in C#

Question

I am having an string like this

string str = \"dfdsfdsf8fdfdfd9dfdfd4\"

I need to check whether the string contains number by looping through the array.

Answer 1

If you're a linq junkie like me, you'd do it this way

string s = "abc1def2ghi";
bool HasNumber = (from a in s.ToCharArray() where a >= '0' && a <= '9' select a).Count() > 0;