标题: C# 判断文件和文件夹是否存在并创建 [打印本页] 作者: 段慧林 时间: 2012-9-5 11:40 标题: C# 判断文件和文件夹是否存在并创建 using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;