Question

How to format number as a percentage (multiplied by 100 with a trailing % character) in C#

Answer 1

using System;
using System.Globalization;

class Program
{
    static void Main() {
        double d = 0.1234;  
        string s = d.ToString("P", CultureInfo.InvariantCulture);
        Console.WriteLine(s);  
        
        d = 0.95;  
        s = d.ToString("P", CultureInfo.InvariantCulture);
        Console.WriteLine(s);  
        
        d = 0.05;  
        s = d.ToString("P", CultureInfo.InvariantCulture);
        Console.WriteLine(s); 
    }
}
 
 
 
 
/*
run:
 
12.34 %
95.00 %
5.00 %
 
*/

 

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