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How to validate a string for a numeric representation using TryParse in C#
The following is our string −
string myStr = "5";
To check whether the above is a string with numeric representation, use TryParse and out.
int.TryParse(myStr, out a);
Here is the complete code.
Example
using System.IO;
using System;
class Program {
static void Main() {
bool res;
int a;
string myStr = "5";
// checking for valid string representation of a number
res = int.TryParse(myStr, out a);
Console.WriteLine(res);
}
}Output
True
Updated on: 22-Jun-2020
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