public void ReadFile() { StreamReader ac = new StreamReader(@"\0.txt", Encoding.Default); string content = ac.ReadToEnd(); string[] lines = content.Split('\n'); for (int i = 0; i < lines.Length; i++) { string[] words = lines[i].Trim().Split('\t'); if (words.Length < 5) { continue; } ID.Add(words[0]); PW.Add(words[1]); name.Add(words[2]); IDcard.Add(words[3]); Money.Add(words[4]); } }