PHP Forms Required Field -In this tutorial, you will see, how to make input fields required and create error messages if needed in PHP Form. We will check $_POST variable is empty or not using PHP empty() function. If empty, error message will show, if not empty it sends the user input data through the test_input() function.
Thank you for reading this article, and if you have any problem, have a another better useful solution about this article, please write message in the comment section. We will be very happy to hear that.