Php code for validating a form

Posted by / 09-Sep-2020 02:23

Php code for validating a form

In the code below, we have passed two argument values to this function.

If the user does not enter a value in a required field, we have to show an error message to the user.Whenever you’re dealing with online forms it’s important to perform proper validation on the data that is submitted.Form validation ensures that the user will enter valid data on the form – minimizing your chances at possible SQL injections.We are using this function to check if all the text fields are empty or not.We are using isset() to check the gender radio button is checked or not.

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We are validating email format by using PHP filter_var() function.