3v4l.org

run code in 300+ PHP versions simultaneously
<?php if ( ( isset ( $_SESSION['1'] ) ||isset ( $_SESSION['2'] ) ||isset ( $_SESSION['3'] ) ||isset ( $_SESSION['4'] ) ||isset ( $_SESSION[''] ) ||isset ( $_SESSION[''] ) ||isset ( $_SESSION['5'] ) ||isset ( $_SESSION['6'] ) ||isset ( $_SESSION['7'] ) ||isset ( $_SESSION['8'] ) ||isset ( $_SESSION['9'] ) ||isset ( $_SESSION['10'] ) ) && ( isset ( $_GET['1'] ) ||isset ( $_GET['2'] ) ||isset ( $_GET['3'] ) ||isset ( $_GET['4'] ) ||isset ( $_GET['5'] ) ||isset ( $_GET['9'] ) ||isset ( $_GET['7'] ) ||isset ( $_GET['8'] ) ||isset ( $_GET['9'] ) ||isset ( $_GET['10'] ) ) );
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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:
151.97 ms | 404 KiB | 185 Q