A collection of useful PHP scripts used to test various features of your PHP installation.

php_curl.php

<?php

// Initialize resource
$curl = curl_init();

// Set options
curl_setopt($curl, CURLOPT_URL, 'http://example.com');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);

// Open connection
$output = curl_exec($curl);

// Close connection
curl_close($curl);

// Display output
echo $output;

php_errors.php

<?php

// Disable all errors
error_reporting(0);
@ini_set('display_errors', 0);

// Enable simple script errors
error_reporting(E_ERROR | E_WARNING | E_PARSE);
@ini_set('display_errors', 1);

// Enable all errors except E_NOTICE
error_reporting(E_ALL & ~E_NOTICE);
@ini_set('display_errors', 1);

// Enable all script errors
error_reporting(E_ERROR | E_WARNING | E_PARSE | E_NOTICE);
@ini_set('display_errors', 1);

// Enable all errors
error_reporting(E_ALL);
@ini_set('display_errors', 1);
@ini_set('display_startup_errors', 1);

php_info.php

<?php

phpinfo();

php_mail.php

<?php

// Recipient
$mailTo = '[email protected]';

// Sender
$mailFrom = '[email protected]';

// Subject
$mailSubject = 'Test Message';

// Message
$mailBody = 'Contents of the message go here.';

// Headers
$mailHeaders = 'From: ' . $mailFrom . "\r\n" . 'Reply-To: ' . $mailFrom;

// Send message
if (mail($mailTo, $mailSubject, $mailBody, $mailHeaders)) {
    echo 'Message was sent successfully!';
} else {
    echo 'Message could not be sent.';
}

php_mail_smtp

<?php

// Import PHPMailer classes
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;

// Download PHPMailer from here:
// https://github.com/PHPMailer/PHPMailer/archive/master.zip

// Load PHPMailer files
require 'PHPMailer/src/Exception.php';
require 'PHPMailer/src/PHPMailer.php';
require 'PHPMailer/src/SMTP.php';

// Enable debugging
$mail = new PHPMailer(true);

try {
    // Debug SMTP connection
    $mail->SMTPDebug = 2;

    // Enable SMTP
    $mail->isSMTP();

    // Enable SMTP Authentication
    $mail->SMTPAuth = true;

    // Server hostname
    $mail->Host = 'mail.example.com';

    // Server username
    $mail->Username = '[email protected]';

    // Server password
    $mail->Password = 'secret';

    // Server Port
    $mail->Port = 587;

    // Enable encryption
    $mail->SMTPSecure = 'tls';

    // Sender address
    $mail->setFrom('[email protected]');

    // Recipient address
    $mail->addAddress('[email protected]');

    // Enable HTML
    $mail->isHTML(true);

    // Message subject
    $mail->Subject = 'Test Message';

    // Message body (HTML)
    $mail->Body    = 'This is just a test. <b>Please disregard!</b>';

    // Message body (Plaintext)
    $mail->AltBody = 'This is the body in plain text for non-HTML mail clients';

    // Send the message
    $mail->send();
    echo 'Message was sent successfully!';

} catch (Exception $e) {
    // Display error
    echo 'Message could not be sent. Mailer error: ', $mail->ErrorInfo;
}