c# 读取文件内容存放到int数组 array.txt |
时间:2015-01-29 来源:互联网 作者:佚名 |
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复制代码 代码如下: using System; using System.Data; using System.Configuration; 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.Collections; using System.IO; using System.Text; /// <summary> /// Summary description for ReadFile /// </summary> public class ReadFile { public ReadFile() { // // TODO: Add constructor logic here // } public int[,] ReadFileToArray() { int[,] iret = null; ArrayList alNumLine = getFileContent(); string[] strLineArr = null; if (alNumLine.Count > 0) { strLineArr = Convert.ToString(alNumLine[0]).Trim(',').Split(','); iret = new int[alNumLine.Count, strLineArr.Length]; for (int i = 0; i < alNumLine.Count; i++) { strLineArr = Convert.ToString(alNumLine[i]).Trim(',').Split(','); for (int j = 0; j < strLineArr.Length; j++) { iret[i, j] = Convert.ToInt32(strLineArr[j]); } } } return iret; } public ArrayList getFileContent() { ArrayList alRet = new ArrayList(); string strFilePath = HttpContext.Current.Server.MapPath("~") + "/array.txt"; if (!File.Exists(strFilePath)) { HttpContext.Current.Response.Write("文件[" + strFilePath + "]不存在。"); return alRet; } try { //读出一行文本,并临时存放在ArrayList中 StreamReader sr = new StreamReader(strFilePath, Encoding.GetEncoding("gb2312")); string l; while ((l = sr.ReadLine()) != null) { if (!string.IsNullOrEmpty(l.Trim())) alRet.Add(l.Trim()); } sr.Close(); } catch (IOException ex) { HttpContext.Current.Response.Write("读文件出错!请检查文件是否正确。"); HttpContext.Current.Response.Write(ex.ToString()); } return alRet; } }
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