HTML5 Form Attributes – Beginners Guide for Web Developers – 011
HTML5 Form Attributes – Beginners Guide for Web Developers.
This tutorial is connected from the previous HTML5 tutorial, the “HTML5 Form Input Type Part II“.
In this tutorial, you will learn the new form attributes of HTML5.
Placeholder Attribute.
We will tackle first about the placeholder attribute. The placeholder is a gray out text. The best part of placeholder is when you load your HTML5 content, it is not really your text in that text field, rather it is some sort of background or indication that your text field needs the appropriate text on that text field.
[html5]
<input type="text" name="" placeholder="Enter your name" />
[/html5]After inserting this line of code to your input tags, your expected output should be like this.
It is a presentation or indication of text where you can lead the user of your website to be specific in filling out his/her information.
Pattern and Required Attribute.
Next, we are going to add the pattern attribute. Pattern attribute is some sort of RegExp in JavaScript. So, basically you don’t need to use the RegExp JavaScript if you want to set a pattern to your text field. Here’s an example of an input tag with pattern attribute:
[html5]
<input type="text" name="" placeholder="Enter your name" pattern="[a-zA-Z]*" />
[/html5]Then, we are going to add another attribute which is the required attribute. Required attribute is a boolean attribute that lets your browser to know that the specific text field should be filled out, so if a user submits without filling out the required text field, your HTML5 website will prompt your user to fill out the required field.
Let’s add the required attribute and create an input submit type.
[html5]
<input type="text" name="" placeholder="Enter your name" pattern="[a-zA-Z]*" required />
<input type="submit" name="" value="Submit" />
[/html5]After inserting the line of code to your HTML5 content, try to run your system and click the submit button. Your expected output should be like this:
Required attribute is really important especially to let your user know that the required text field should be filled out. Also, try to type numbers on your the required text field and you’ll receive an error message like this:
These form attributes are very useful when you create a website where you need to prompt your user to fill out all the fields needed for his/her information.
On our next tutorial, we will be discussing about “How to Use Video in HTML5”. Stay tuned webbies!
For questions or any other concerns or thesis/capstone creation with documentation, you can contact me through the following:
E-Mail: [email protected]
Facebook: facebook.com/kirk.lavapiez
Contact No.: +639771069640
Ian Hero L. Lavapiez
BSIT Graduate, soon to be MIT.
System Analyst and Developer
Frequently Asked Questions
How does this PHP project work?
Built with vanilla PHP (no framework) and MySQL backend. Standard structure: form HTML, PHP script handlers, MySQL via PDO or mysqli, sessions for auth, Bootstrap for responsive layout. Ready to extend for BSIT capstone scope.
What PHP and MySQL versions does this project require?
Most projects in this batch run on PHP 7.4 to PHP 8.2 with MySQL 5.7+ or MariaDB 10+. A few older projects need PHP 5.6 (deprecated, use XAMPP 7.x). To run: install XAMPP / WAMP / Laragon, extract project to htdocs, import the included .sql file via phpMyAdmin, edit the connection file (usually config.php or db_connect.php) with your DB credentials, browse to the project URL in your browser.
How do I set up the database for this PHP project?
Open phpMyAdmin (http://localhost/phpmyadmin/ on XAMPP), create a new empty database with the name specified in the project’s config.php. Click the Import tab, choose the included .sql file, click Go. Then edit config.php (or includes/connection.php) with: ‘localhost’, your MySQL username (usually ‘root’), your MySQL password (usually blank for XAMPP), and the database name.
Can I use this PHP project for a BSIT capstone or thesis?
Yes, but extend it. A bare CRUD app is too narrow for full capstone scope. Add: user roles via session checks, reports/dashboards (Chart.js + AJAX), PDF exports (TCPDF library), email notifications (PHPMailer), real domain extension (analytics, audit log, multi-branch support). Pair with Chapter 1-5 documentation matching your panel’s rubric.
Why am I getting ‘connection error’ or ‘undefined function mysqli_connect’?
Three common PHP issues: (1) Connection error: Apache + MySQL services not running in XAMPP control panel, OR database name in config.php does not match what you created in phpMyAdmin. (2) ‘undefined function mysqli_connect’: MySQL extension not enabled, in php.ini uncomment extension=mysqli (then restart Apache). (3) ‘No such file or directory’: MySQL socket path wrong, use 127.0.0.1 instead of localhost in the connection string.
Where can I find more PHP projects with source code?
Browse the PHP Projects hub for the full library (300+ vanilla PHP systems). For modern PHP MVC alternatives see Laravel Projects (74 systems) or CodeIgniter Projects (32 systems). For BSIT-focused capstone idea lists see 150 Best Capstone Project Ideas.
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