Learn how to create a login system in PHP including creating a database table to store user credentials, implementing the login form, validating user input, and handling authentication.
Learn how to convert CSV data into JSON (a JavaScript object), so you can manipulate it, perform calculations and display it as you see fit.
CSV is one of the most universal methods of exporting and importing data between apps and platforms, so knowing how to import them into a PHP web app is crucial and super simple to achieve.
If you have a website or app that requires users to submit their South African ID number, you will definitely want to make sure it's valid.
With this tool, you can easily check if a South African Identity Number is valid.
