How to native convert string -> base64 and base64 -> string

Question

How to native convert string -> base64 and base64 -> string

I\'m find only this bytes to base64string

would like this:

Answer 1

I took a class dart.io -> base64.dart, modified it a bit, and there you are

how to use:

var somestring = 'Hello dart!';

var base64string = Base64String.encode( somestring );
var mystring = Base64String.decode( base64string );

source on pastbin.com

source on gist.github.com