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

0 vote152 views2 answers
Postasjsonasync reference c#
C#
0 vote145 views1 answer
C# if isset
C#
0 vote87 views1 answer
C# start process as admin
C#
1 vote95 views1 answer
Get all devices connected using player input manager unity
C#
7 votes262 views2 answers
How to clone somthing unity
C#Unity
0 vote139 views1 answer
Php encrypt message encrypt() decrypt
C#
10 votes129 views2 answers
How to make child of a gameobject in unity
C#Unity
4 votes205 views2 answers
How to make particle in unity
C#Unity
0 vote131 views1 answer
Query parameters sending to controller action asp.net core
C#
1 vote186 views1 answer
How to allow user import image c#
C#