The **`ToLower()` function**  converts a string to lowercase. 

The following figure shows a visual representation of the `ToLower()` function.

# 
#  Syntax
```c#
string_name.ToLower()
```
> **`string_name`** is the name of the string which is to be converted to lowercase
# 
#  Parameter
The `ToLower()` function does not require a parameter.

##
## Return value
The `ToLower()` function returns a string that is converted to lowercase.  

##
## Code





class String
{
    static void Main()
    {
        //string
        System.Console.WriteLine("('EDUCATIVE').ToLower(): "+ ("EDUCATIVE").ToLower());

        //string with number
        System.Console.WriteLine("('EDUCATIVE09').ToLower(): "+ ("EDUCATIVE09").ToLower());
    }
}

What is string.ToLower() in C#?

The ToLower() function converts a string to lowercase and returns the lowercase string.