forgot iphone passcode

The time to ensure no loss of data is before something goes wrong. The phone will HAVE to be erased in order to get back in. Hopefully, you've been backing up and will have the opportunity to restore your most recent backup. But if you haven't backed up, your data will be gone.

Follow the directions in the related article link at the top of this page, which brought you here.

And do yourself a favor, once you've erased the phone and set it up again, jotting the passcode down somewhere safe for future reference will help you avoid this pain in the future.

is there any other way to reset passcode besides reseting the phone

No

i am worried about erasing all the info on my phone

No need to worry assuming that you have a current backup of the phone.