3v4l.org

run code in 300+ PHP versions simultaneously
<?php if ( isset ( $_SESSION['1'] ) &&isset ( $_GET['1'] ) ) { } else if ( isset ( $_SESSION['2'] ) &&isset ( $_GET['2'] ) ) { } else if ( isset ( $_SESSION['3'] ) &&isset ( $_GET['3'] ) ) { } else if ( isset ( $_SESSION['4'] ) &&isset ( $_GET['4'] ) ) { } else if ( isset ( $_SESSION['5'] ) &&isset ( $_GET['5'] ) ) { } else if ( isset ( $_SESSION['6'] ) &&isset ( $_GET['6'] ) ) { } else if ( isset ( $_SESSION['7'] ) &&isset ( $_GET['7'] ) ) { } else if ( isset ( $_SESSION['8'] ) &&isset ( $_GET['8'] ) ) { } else if ( isset ( $_SESSION['9'] ) &&isset ( $_GET['9'] ) ) { } else if ( isset ( $_SESSION['10'] ) &&isset ( $_GET['10'] ) ) { }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7

preferences:
165.82 ms | 404 KiB | 293 Q