Base64 to String [C#]

In this post we will see how to convert Base64 string to string. .Net provides .FromBase64String() method in System.Convert class to convert Base64 string to string. While converting Base64 string to string it first converts base64 string to byte array and then byte array converted to string.

Sample code to convert Base64 string to string [C#]

//Convert Base64 string to string
public static string Base64ToString(string strBase64)       
{  
byte[] byteArray = Convert.FromBase64String(strBase64);            
return(System.Text.Encoding.UTF8.GetString(byteArray));        
}

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String to Base64 [C#]

In this post we will look how to convert string to Base64 using C#. .Net provides .ToBase64String() method in System.Convert class that we can use to convert string to base64. It basically converts value of an array of 8-bit unsigned integers to its equivalent String representation consisting of base 64 digits.

Converting string to Base64 is bit tricky. We need to follow some steps mentioned as below

• 1. We need to convert string to byte array.
• 2. then we need to use Convert.ToBase64String() to convert byte array to base64 string.

Sample code to convert string to Base64 string [C#]

str ="How to convert string to nase64 in C#"; 
byte[] byteArray = System.Text.Encoding.UTF8.GetBytes(str);
// Now convert the byte array to a Base64 string
strBase64 = Convert.ToBase64String(byteArray);

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