Base64 is a group of binary-to-text encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation.
Example 1: Encode a String to Base64 Using btoa()
Output
TGVhcm5pbmcgSmF2YVNjcmlwdA== Learning JavaScript
In the above example, the btoa() method is used to convert the string to Base64.
The atob() method is used to convert the Base64 to a string.
Example 2: Encode a String to Base64 Using Base64 Object
Output
TGVhcm5pbmcgSmF2YVNjcmlwdA== Learning JavaScript.
The encode() method encodes a string to Base64. The decode() method decodes the Base64 to a string.