A modern .NET library providing essential extension methods for System.String to simplify common string operations. Part of the Daily DevOps & .NET - NetEvolve project.

• 🎯 Simple & Intuitive API - Extension methods that feel natural to use
• 🚀 Multi-Framework Support - Compatible with .NET Standard 2.0, .NET 8.0, .NET 9.0, and .NET 10.0
• 📦 Minimal Dependencies - Single, lightweight external dependency (NetEvolve.Arguments)
• 🔒 Null-Safe - Proper argument validation with meaningful exceptions

Install the package via NuGet Package Manager:

dotnet add package NetEvolve.Extensions.Strings

Or via the Package Manager Console:

Install-Package NetEvolve.Extensions.Strings

Ensures that a string ends with the specified suffix. If the string already ends with the suffix, the original string is returned; otherwise, the suffix is appended.

using System;

string path = "C:\\Users\\Documents";
string result = path.EnsureEndsWith("\\"); 
// Result: "C:\\Users\\Documents\\"

string url = "https://example.com/";
string result2 = url.EnsureEndsWith("/");
// Result: "https://example.com/" (unchanged, already ends with "/")

// Case-insensitive comparison
string text = "Hello";
string result3 = text.EnsureEndsWith("WORLD", StringComparison.OrdinalIgnoreCase);
// Result: "HelloWORLD"

Parameters:

• value (string): The string to check
• suffix (string): The suffix to ensure
• comparison (StringComparison): Optional comparison mode (default: CurrentCulture)

Exceptions:

• ArgumentNullException: Thrown if value or suffix is null

Ensures that a string starts with the specified prefix. If the string already starts with the prefix, the original string is returned; otherwise, the prefix is prepended.

using System;

string path = "Documents\\file.txt";
string result = path.EnsureStartsWith("C:\\");
// Result: "C:\\Documents\\file.txt"

string url = "example.com";
string result2 = url.EnsureStartsWith("https://");
// Result: "https://example.com"

// Case-insensitive comparison
string text = "world";
string result3 = text.EnsureStartsWith("HELLO", StringComparison.OrdinalIgnoreCase);
// Result: "HELLOworld"

Parameters:

• value (string): The string to check
• prefix (string): The prefix to ensure
• comparison (StringComparison): Optional comparison mode (default: CurrentCulture)

Exceptions:

• ArgumentNullException: Thrown if value or prefix is null

• .NET Standard 2.0
• .NET 8.0
• .NET 9.0
• .NET 10.0

Contributions are welcome! Please feel free to submit a Pull Request. For major changes, please open an issue first to discuss what you would like to change.

This project is licensed under the MIT License - see the LICENSE file for details.

• GitHub Repository
• NuGet Package
• Release Notes
• Daily DevOps & .NET