3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_start(); $pdo = new PDO('mysql:host=localhost;dbname=mydb', 'root', ''); if ($_SERVER['REQUEST_METHOD'] === 'POST') { $name = trim($_POST['name'] ?? ''); $email = filter_var($_POST['email'], FILTER_SANITIZE_EMAIL); $message = trim($_POST['message'] ?? ''); if (empty($name) || !filter_var($email, FILTER_VALIDATE_EMAIL) || empty($message)) { $_SESSION['error'] = 'All fields required / invalid email'; } else { $stmt = $pdo->prepare( 'INSERT INTO contacts (name,email,message) VALUES (?,?,?)' ); $stmt->execute([$name, $email, $message]); $_SESSION['success'] = 'Message sent!'; } header('Location: contact.php'); exit; } ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.30.0340.00816.42
8.5.20.0320.00816.52
8.5.10.0340.00716.58
8.5.00.0360.00816.58
8.4.180.0330.01019.50
8.4.170.0310.01119.81
8.4.160.0290.00919.71
8.4.150.0230.01119.56
8.4.140.0230.00817.63
8.4.130.0360.01017.56
8.4.120.0300.01017.83
8.4.110.0400.00817.91
8.4.100.0380.01117.88
8.4.90.0380.01217.78
8.4.80.0410.00717.80
8.4.70.0390.00817.95
8.4.60.0390.00818.00
8.4.50.0390.01117.83
8.4.40.0370.01117.89
8.4.30.0400.00817.49
8.4.20.0400.01017.63
8.4.10.0400.01017.67
8.3.300.0320.00918.46
8.3.290.0330.00818.38
8.3.280.0250.01118.42
8.3.270.0360.00816.71
8.3.260.0370.00916.71
8.3.250.0350.01016.71
8.3.240.0350.00916.55
8.3.230.0380.00716.61
8.3.220.0370.01016.58
8.3.210.0400.00916.67
8.3.200.0360.01016.62
8.3.190.0360.00816.59
8.3.180.0390.00816.76
8.3.170.0420.01316.34
8.3.160.0400.00716.49
8.3.150.0400.01116.69
8.3.140.0380.01016.75
8.3.130.0380.00916.45
8.3.120.0370.00516.66
8.3.110.0320.00916.50
8.3.100.0420.00716.54
8.3.90.0420.00716.59
8.3.80.0410.00916.53
8.3.70.0410.01216.58
8.3.60.0390.00916.60
8.3.50.0420.00916.58
8.3.40.0410.00717.94
8.3.30.0300.00817.97
8.3.20.0290.00717.96
8.3.10.0300.00618.03
8.3.00.0310.00917.64

preferences:
49.04 ms | 712 KiB | 5 Q