[Solved] I’m trying to use this code to add items to the database, but it doesn’t add them to database. How to use POST METHOD using PHP CODE with ajax?

I’m trying to use this code to add items to the database, but it doesn’t add them to database. How to use POST METHOD using PHP CODE with ajax?

solved I’m trying to use this code to add items to the database, but it doesn’t add them to database. How to use POST METHOD using PHP CODE with ajax?