saving data to external json file

hi i am very new with this, i hope anyone can help me or just point me to the right direction

Scenario:
i have a user form, and want to modify user details. all user details are from json file.

Prob:
how can i modify external json file with its updated user details? or what available function to be used?

thanks!

• Topic Participants

• hashjane

• robinelst