If file exist rename c#

int count = 1;

string fileNameOnly = Path.GetFileNameWithoutExtension(fullPath);
string extension = Path.GetExtension(fullPath);
string path = Path.GetDirectoryName(fullPath);
string newFullPath = fullPath;

while(File.Exists(newFullPath)) 
{
    string tempFileName = string.Format("{0}({1})", fileNameOnly, count++);
    newFullPath = Path.Combine(path, tempFileName + extension);
}

Source: stackoverflow.com

Similar codes

31 votes206 views3 answers
Reload scene unity
C#Unity
4 votes158 views2 answers
C# delete files older than 10 days
C#
0 vote152 views1 answer
C# see if string is int
C#
0 vote148 views1 answer
Resharper render pages folder asp.net core
C#
0 vote152 views1 answer
C# get date without time
C#
0 vote165 views1 answer
Cant see my classes in inspector
C#
0 vote156 views1 answer
Move files from one directory to another using c#
C#
6 votes155 views1 answer
C# Cast double to float
C#
8 votes244 views1 answer
Unity get number of child objects
C#Unity
2 votes206 views1 answer
Unity check if number is multiple of x
C#Unity