在C#中创建固定宽度的文件

using System;
using System.IO;

class Program
{
    static void Main(string[] args)
    {
        string[] names = { "John Smith", "Jane Doe", "Bob Johnson" };
        int[] ages = { 25, 32, 45 };

        using (StreamWriter writer = new StreamWriter("output.txt", false, Encoding.ASCII))
        {
            for (int i = 0; i< names.Length; i++)
            {
                string name = names[i];
                int age = ages[i];

                string line = String.Format("{0,-20}{1,5}", name, age);
                writer.WriteLine(line);
            }
        }
    }
}