I am creating a bank simulation game and have the cron job working to run my php script every 30 minutes for each “game day”.
I have a column, “account_balance” on “player_accounts” table and I would like for that value to increase by x% when each game day is processed.
Basically need to take the current balance and multiply by 1.015 for example so the end result is the principle plus added interest.
Multiplication is a term: