validate

Learn on how to create a Validate Email Value using JavaScript. An advance JavaScript technique that validate the user email value. This is useful when you want to apply a email validation for your user registration form.

Learn on how to create a Validate Username Availability using PHP. An advance php code that can check whether the given username is available to register. This is helpful when you want to check if the username is already existed in the database.

Learn on how to create a Simple Validate File using PHP. A basic php script that can validate a file if exist in the directory. This is helpful when you want to find out the file that you upload is already exist in your database.

This tutorial tackles on how to validate input using Vue.js with the use of PHP validations. This can be used to check users input to avoid unnecessary data into your database. In this tutorial, I have applied required validation, pregmatch function, email validation and website validation.

Today, I will teach you how to validate a Textbox using an ErrorProvider in Visual Basic 2008. With this, you will know what are the inputs you are going to put in the textbox and it will notify you whatever errors that you might encounter. Let’s begin: Open Visual Basic 2008 and create a new windows application. Drag the two TextBoxes, a Button and an Error Provider in the Form.

Last month, I had discussed already in vb.net on how to make a program that can validate or determine whether an inputted email address is true or not. Now, i have here a different version of email validation written in VB 6.0. strong>Now, let's start this tutorial! 1.Let's start this tutorial by following the following steps in Microsoft Visual Basic 6.0: Open Microsoft Visual Basic 6.0, click Choose Standard EXE, and click Open. 2.