using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(\w*)\s(\w*)\n([^}])";
string substitution = @"$1:$2,$3";
string input = @"HEADER1:{
key value
key value
...
HEADER2:{
key value
...
},key value
HEADER3:{
key value
HEADER4:{
key value
...
}
},key value
}
";
Regex regex = new Regex(pattern);
string result = regex.Replace(input, substitution);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx