C#: Convert a given string into lowercase

Last update on June 23 2025 12:59:41 (UTC/GMT +8 hours)

Convert String to Lowercase

Write a C# program to convert a given string into lowercase.

C# Sharp Exercises: Check if an given integer is within 20 of 100 or 200

Sample Solution:-

C# Sharp Code:

using System;  

// This is the beginning of the Exercise23 class
public class Exercise23
{  
    // This is the main method where the program execution starts
    public static void Main() 
    {          
        string line = "Write a C# Sharp Program to display the following pattern using the alphabet.";

        // Converts the string to lowercase and displays it
        Console.WriteLine(line.ToLower());
    }
}

Sample Output:

write a c# sharp program to display the following pattern using the alphabet.

Flowchart:

For more Practice: Solve these Related Problems:

Write a C# program to convert a string to lowercase and remove all spaces.
Write a C# program to convert a string to lowercase but retain uppercase vowels.
Write a C# program to convert a mixed-case string to lowercase and check if it's a palindrome.
Write a C# program that converts each word in a sentence to lowercase except the first letter.

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