Question

How to convert a string to PascalCase using RegEx in C#

Answer 1

using System;
using System.Text.RegularExpressions;
using System.Globalization;

class Program
{
    internal static string GetPascalCase(string input) {
        if (!input.Contains(" ")) {
            input = Regex.Replace(input, "(?<=[a-z])(?=[A-Z])", " ");
        }
        
        string s = CultureInfo.CurrentCulture.
                   TextInfo.ToTitleCase(input.ToLower()).Replace(" ", "").Replace("_", "");
    
        return s;
    }
    static void Main()
    {
        Console.WriteLine(GetPascalCase("get file content"));
        Console.WriteLine(GetPascalCase("get_file_content"));
        Console.WriteLine(GetPascalCase("get______file___content"));
        Console.WriteLine(GetPascalCase("get______file____  content"));
        Console.WriteLine(GetPascalCase("GET FILE CONTENT"));
        Console.WriteLine(GetPascalCase("get    file      content"));
        Console.WriteLine(GetPascalCase("getFileContent"));
    }
}



/*
run:

GetFileContent
GetFileContent
GetFileContent
GetFileContent
GetFileContent
GetFileContent
GetFileContent

*/

 

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