C# 创建文件夹, 创建文件夹前判断路径是否存在

using System.IO;

namespace ConsoleApp15
{
    class Program
    {
        static void Main(string[] args)
        {
            CreateDirectory(@"D:\001");
        }

        /// <summary>
        /// 创建文件夹
        /// </summary>
        /// <param name="path">路径</param>
        static void CreateDirectory(string path)
        {
            if (!Directory.Exists(path))
            {
                Directory.CreateDirectory(path);
            }
        }
    }
}