Source code to save config

Hey,
Do you guys have [Source] to save config i mean something like this
[BUTTON]Load CFG
[BUTTON]Save CFG

Ty.

TGF has it.

Do you have skype/fb to text,just to help bit ty.

Haven't tried it but this will also help you to understand it:
http://lmgtfy.com/?iie=1&q=read+from+.cfg+c%2B%2B