Compile a C# file:
Create a batch file with lines like below:

@Echo off
"C:\Windows\Microsoft.NET\Framework\v1.1.4322\csc.exe" /out:%1.exe ""%1.cs""

if exist ""%1.err"" type ""%1.err"

Change path and name it Csharpe_Compile.bat

In Ultraedit menu Advanced > Tool Configuration add a Command line:
"D:\Dev\UltraEdit_setup\Batch\Csharpe_Compile.bat" "%p%n"

Change path and add settings like pix below.

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