3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_SESSION_start(); <p class="error"><?php echo {'$_SESSION['error']'} ?></p>

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)
7.0.10.0100.06720.09
7.0.00.0100.08020.27
5.6.160.0000.09320.62
5.6.150.0100.03718.16
5.6.140.0100.07318.11
5.6.130.0070.04318.24
5.6.120.0070.06021.09
5.6.110.0030.04020.99
5.6.100.0200.07320.88
5.6.90.0100.08320.97
5.6.80.0030.04020.38
5.5.300.0030.04317.97
5.5.290.0100.05317.97
5.5.280.0070.05720.79
5.5.270.0030.06720.64
5.5.260.0070.04320.97
5.5.250.0070.07720.49
5.5.240.0200.07320.28

preferences:
141.3 ms | 1394 KiB | 7 Q