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c# 以换行( )拆分字符串
字符串数组形式:
string[] striparr = strip.Split(new string[] { " " }, StringSplitOptions.None);
striparr = striparr.Where(s => !string.IsNullOrEmpty(s)).ToArray();
List<sting>形式:
List<string> striparr = strip.Split(new string[] { " " }, StringSplitOptions.None).ToList();
striparr = striparr.Where(s => !string.IsNullOrEmpty(s)).ToList(); - C# 读取文件内容
/// <summary> /// 读取txt文件内容 /// </summary> /// <param name="Path">文件地址</param> public void ReadTxtContent(string Path) { StreamReader sr = new StreamReader(Path, Encoding.Default); string content; while ((content = sr.ReadLine()) != null) { Console.WriteLine(content.ToString()); } }
- C#根据路径删除文件或文件夹
/// <summary>
/// 根据路径删除文件
/// </summary>
/// <param name="path"></param>
public void DeleteFile(string path)
{
FileAttributes attr = File.GetAttributes(path);
if (attr == FileAttributes.Directory)
{
Directory.Delete(path,true);
}
else
{
File.Delete(path);
}
} - C# 生成随机字符[转载]
#region 5.0 生成随机字符串 + static string GetRandomString(int length, bool useNum, bool useLow, bool useUpp, bool useSpe, string custom)
///<summary>
///生成随机字符串
///</summary>
///<param name="length">目标字符串的长度</param>
///<param name="useNum">是否包含数字,1=包含,默认为包含</param>
///<param name="useLow">是否包含小写字母,1=包含,默认为包含</param>
///<param name="useUpp">是否包含大写字母,1=包含,默认为包含</param>
///<param name="useSpe">是否包含特殊字符,1=包含,默认为不包含</param>
///<param name="custom">要包含的自定义字符,直接输入要包含的字符列表</param>
///<returns>指定长度的随机字符串</returns>
public static string GetRandomString(int length, bool useNum, bool useLow, bool useUpp, bool useSpe, string custom)
{
byte[] b = new byte[4];
new System.Security.Cryptography.RNGCryptoServiceProvider().GetBytes(b);
Random r = new Random(BitConverter.ToInt32(b, 0));
string s = null, str = custom;
if (useNum == true) { str += "0123456789"; }
if (useLow == true) { str += "abcdefghijklmnopqrstuvwxyz"; }
if (useUpp == true) { str += "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; }
if (useSpe == true) { str += "!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~"; }
for (int i = 0; i < length; i++)
{
s += str.Substring(r.Next(0, str.Length - 1), 1);
}
return s;
}
#endregion -
/// <summary>
/// 创建一个简易的文件
/// </summary>
/// <param name="Path">绝对路径</param>
/// <param name="Content">向文件写入的内容</param>
void MakeNewFile(string Path,string Content)
{
if (File.Exists(Path))
{
DebugLog("文件已存在!");
}
else
{
FileStream fs = new FileStream(Path, FileMode.CreateNew);
StreamWriter sw = new StreamWriter(fs);
sw.Write(Content); //这里是写入的内容
sw.Flush();
}
}