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)
7.0.10.0070.08720.19
7.0.00.0170.08320.09
5.6.160.0100.07320.54
5.6.150.0070.08018.16
5.6.140.0100.06718.25
5.6.130.0070.03718.14
5.6.120.0070.07020.89
5.6.110.0030.04020.99
5.6.100.0100.08020.93
5.6.90.0070.07320.88
5.6.80.0030.04020.52
5.5.300.0170.03717.98
5.5.290.0000.09317.92
5.5.280.0070.08720.73
5.5.270.0130.06320.86
5.5.260.0130.08020.79
5.5.250.0070.07020.54
5.5.240.0130.05720.18

preferences:
140.4 ms | 1394 KiB | 7 Q