Step by step How to create PHP Complete Form Example
Mastering PHP: Complete Form Example with Step-by-Step Guide
Introduction:
Welcome to our comprehensive PHP tutorial where we delve into creating a complete form example. In this lesson, you’ll learn how to build a registration form using HTML and PHP. We’ll guide you through each step, from creating the form layout to processing the form data and implementing basic form validation.
Creating a complete form example in PHP involves several steps, including creating the HTML form, processing form data in PHP, and handling form validation.
Below is a step-by-step guide to creating a complete form example in PHP:
Create HTML Form (index.html):
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>PHP Form Example</title> </head> <body> <h2>PHP Form Example</h2> <form action="process_form.php" method="post"> <label for="name">Name:</label> <input type="text" id="name" name="name" required><br><br> <label for="email">Email:</label> <input type="email" id="email" name="email" required><br><br> <label for="message">Message:</label><br> <textarea id="message" name="message" rows="4" required></textarea><br><br> <input type="submit" value="Submit"> </form> </body> </html>
Create PHP Script to Process Form Data (process_form.php):
<?php
// Check if form is submitted
if ($_SERVER["REQUEST_METHOD"] == "POST") {
// Retrieve form data
$name = $_POST["name"];
$email = $_POST["email"];
$message = $_POST["message"];
// Display submitted data
echo "<h2>Form Submitted Successfully</h2>";
echo "<p>Name: $name</p>";
echo "<p>Email: $email</p>";
echo "<p>Message: $message</p>";
} else {
// Redirect to form page if accessed directly
header("Location: index.html");
exit();
}
?>Form Validation (Optional):
You can add client-side or server-side form validation to ensure that the data submitted by s is valid. This can include checking for required fields, validating email addresses, etc.
For server-side validation, you can add PHP code to validate form inputs before processing them.
Styling (Optional):
You can add CSS styles to improve the appearance of your form and make it more -friendly.
Testing:
Test your form by accessing the HTML form page (index.html) in a web browser, filling out the form, and submitting it. Ensure that the data is processed correctly by the PHP script (process_form.php).
This example shows the basic process of creating a complete form example in PHP, including creating the HTML form, processing form data in PHP, and handling form validation. You can expand upon this example by adding additional form fields, implementing form validation, integrating with a database, etc., based on your requirements.
Another example with explanation
- let’s create another example of a PHP form with step-by-step explanations.
- This time, we’ll create a form for registration, including fields for name, email, password, and confirm password.
Create HTML Form (register.html):
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title> Registration</title> </head> <body> <h2> Registration</h2> <form action="process_registration.php" method="post"> <label for="name">name:</label> <input type="text" id="name" name="name" required><br><br> <label for="email">Email:</label> <input type="email" id="email" name="email" required><br><br> <label for="password">Password:</label> <input type="password" id="password" name="password" required><br><br> <label for="confirm_password">Confirm Password:</label> <input type="password" id="confirm_password" name="confirm_password" required><br><br> <input type="submit" value="Register"> </form> </body> </html>
Create PHP Script to Process Form Data (process_registration.php):
<?php
// Check if form is submitted
if ($_SERVER["REQUEST_METHOD"] == "POST") {
// Retrieve form data
$name = $_POST["name"];
$email = $_POST["email"];
$password = $_POST["password"];
$confirmPassword = $_POST["confirm_password"];
// Validate form data
if ($password != $confirmPassword) {
die("Error: Passwords do not match.");
}
// Save data to database (Not implemented in this example)
// Display success message
echo "<h2>Registration Successful</h2>";
echo "<p>name: $name</p>";
echo "<p>Email: $email</p>";
} else {
// Redirect to registration page if accessed directly
header("Location: register.html");
exit();
}
?>
Form Validation:
In this example, we perform basic form validation by checking if the password and confirm password fields match. If they don’t match, an error message is displayed.
You can add further validation, such as checking if the email address is in a valid format, or if the name meets certain criteria.
Database Integration (Optional):
In a real-world scenario, you would typically save the registration data to a database. This involves connecting to a database using PHP and executing SQL queries to insert the data.
For simplicity, database integration is not included in this example.
Styling (Optional):
As before, you can add CSS styles to improve the appearance of your form and make it more -friendly.
Testing:
Test your registration form by accessing the HTML form page (register.html) in a web browser, filling out the form, and submitting it. Ensure that the data is processed correctly by the PHP script (process_registration.php).
This example demonstrates how to create a registration form in PHP, including basic form validation and processing of form data. It provides a foundation that can be expanded upon to create more complex registration forms with additional features and functionality.
An Application registration form:
- let’s create a complete PHP application that includes a registration form.
- This application will shows how to create the HTML form, process form data in PHP, perform basic form validation, and display the registration success message.
index.html (HTML Form):
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title> Registration</title> </head> <body> <h2> Registration</h2> <form action="process_registration.php" method="post"> <label for="name">name:</label> <input type="text" id="name" name="name" required><br><br> <label for="email">Email:</label> <input type="email" id="email" name="email" required><br><br> <label for="password">Password:</label> <input type="password" id="password" name="password" required><br><br> <label for="confirm_password">Confirm Password:</label> <input type="password" id="confirm_password" name="confirm_password" required><br><br> <input type="submit" value="Register"> </form> </body> </html>
process_registration.php (PHP Script to Process Form Data):
<?php
// Check if form is submitted
if ($_SERVER["REQUEST_METHOD"] == "POST") {
// Retrieve form data
$name = $_POST["name"];
$email = $_POST["email"];
$password = $_POST["password"];
$confirmPassword = $_POST["confirm_password"];
// Perform basic form validation
if ($password != $confirmPassword) {
die("Error: Passwords do not match.");
}
// Save data to database (Not implemented in this example)
// Display success message
echo "<h2>Registration Successful</h2>";
echo "<p>name: $name</p>";
echo "<p>Email: $email</p>";
} else {
// Redirect to registration page if accessed directly
header("Location: index.html");
exit();
}
?>
Explanation:
HTML Form (index.html):
This file contains the HTML form for registration.
It includes fields for name, email, password, and confirm password.
The form action is set to “process_registration.php” to process the form data using PHP.
PHP Script (process_registration.php):
This script processes the form data submitted from the HTML form.
It retrieves the form data using the $_POST superglobal array.
Basic form validation is performed to ensure that the passwords match.
In a real-world scenario, this script would save the data to a database. Here, we simply display the submitted data.
If the script is accessed directly (not via form submission), it redirects the back to the registration page.
This complete application shows how to create a registration form in PHP, process form data, perform basic form validation, and display a registration success message. It provides a foundation that can be expanded upon to create more complex registration forms with additional features and functionality.
How to run this project?
To run the PHP project for the registration form, follow these steps:
Set Up a Local Development Environment:
Ensure you have a local development environment set up on your computer. You can use tools like XAMPP, WAMP, MAMP, or install PHP, MySQL, and Apache separately.
Create a Project Directory:
Create a new directory in your local web server’s document root directory (e.g., htdocs for XAMPP or WAMP, www for MAMP).
Copy Files:
Copy the index.html and process_registration.php files into the project directory.
Start the Web Server:
Start your local web server. If you’re using XAMPP, WAMP, or MAMP, start Apache from the control panel.
Access the Project:
Open a web browser and navigate to the URL of your local web server. If you’re using XAMPP with default settings, you can access your project at http://localhost/your_project_directory.
Register a :
Fill out the registration form with a name, email, password, and confirm password. Submit the form.
View Registration Success:
After submitting the form, the process_registration.php script will process the form data and display a success message with the registered ‘s details.
Test Direct Access (Optional):
You can also test direct access to the process_registration.php script by entering its URL in the browser. It should redirect you to the registration form page (index.html).
By following these steps, you can set up and run the PHP project for the registration form locally on your computer. This allows you to test the registration functionality and see how the form data is processed using PHP.
Quiz about :PHP Complete Form Example
Quiz: PHP Complete Form Example
1-What is the purpose of the HTML form in the PHP Complete Form Example?
A) To process form data
B) To display form data
C) To capture input
D) To execute PHP scripts
2-In the PHP Complete Form Example, where is the action attribute of the form set to?
A) process_form.php
B) register.html
C) process_registration.php
D) index.php
3-Which PHP superglobal variable is used to retrieve form data in the PHP script?
A) $_POST
B) $_GET
C) $_REQUEST
D) $_SERVER
4-What type of form input is used for entering a password in HTML?
A) <input type=”text”>
B) <input type=”email”>
C) <input type=”password”>
D) <input type=”submit”>
5-Which PHP function is used to redirect to another page?
A) redirect()
B) forward()
C) header()
D) location()
6-What is the purpose of form validation in the PHP Complete Form Example?
A) To prevent form submission
B) To ensure proper form layout
C) To ensure that form data is correct and complete
D) To display error messages
7-In the PHP Complete Form Example, where is the form data processed after submission?
A) index.php
B) process.php
C) process_form.php
D) submit.php
8-Which PHP statement is used to terminate script execution if a condition is met?
A) break
B) exit()
C) return
D) die()
9-What HTTP method is used to submit the form data in the PHP Complete Form Example?
A) GET
B) PUT
C) POST
D) DELETE
10-What does the “required” attribute do in HTML form inputs?
A) Specifies a required field that must be filled out before submitting the form
B) Specifies the default value for an input field
C) Specifies a maximum value for a numeric input field
D) Specifies the type of input field
Answers:
1-C) To capture input
2-C) process_registration.php
3-A) $_POST
4-C) <input type=”password”>
5-C) header()
6-C) To ensure that form data is correct and complete
7-C) process_form.php
8-D) die()
9-C) POST
10-A) Specifies a required field that must be filled out before submitting the form