Mega Code Archive
0575 Path
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The static Path class defines methods and fields for working with paths and filenames.
using System;
using System.IO;
using System.Linq;
using System.Text;
class Program
{
static void Main()
{
string dir = @"c:\g";
string file = "myfile.txt";
string path = @"c:\g\myfile.txt";
Directory.SetCurrentDirectory(@"k:\demo");
Directory.GetCurrentDirectory();
Path.IsPathRooted(file);
Path.IsPathRooted(path);
Path.GetPathRoot(path);
Path.GetDirectoryName(path);
Path.GetFileName(path);
Path.GetFullPath(file);
Path.Combine(dir, file);
}
}
File extensions
using System;
using System.IO;
using System.Linq;
using System.Text;
class Program
{
static void Main()
{
string file = "myfile.txt";
Path.HasExtension(file);
Path.GetExtension(file);
Path.GetFileNameWithoutExtension(file);
Path.ChangeExtension(file, ".log");
}
}
Separators and characters:
using System;
using System.IO;
using System.Linq;
using System.Text;
class Program
{
static void Main()
{
Console.WriteLine(Path.AltDirectorySeparatorChar);
Console.WriteLine(Path.PathSeparator);
Console.WriteLine(Path.VolumeSeparatorChar);
Console.WriteLine(Path.GetInvalidPathChars());
Console.WriteLine(Path.GetInvalidFileNameChars());
}
}
The output:
/
;
:
"<>|
Temporary files:
using System;
using System.IO;
using System.Linq;
using System.Text;
class Program
{
static void Main()
{
Console.WriteLine(Path.GetTempPath());
Console.WriteLine(Path.GetRandomFileName());
Console.WriteLine(Path.GetTempFileName());
}
}
The output:
C:\Users\abc\AppData\Local\Temp\
1clkm1ro.csc
C:\Users\abc\AppData\Local\Temp\tmp14D0.tmp
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