Example: Base64, encode

public static int main (string[] args) {
string encoded = Base64.encode ("hello, world!".data);
print ("Expected: aGVsbG8sIHdvcmxkIQ==\n");
print ("Got: %s\n", encoded);
return 0;
}

 valac --pkg glib-2.0 GLib.Base64.encode.vala

See: