3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo "\n"; $var5 = 5 -; var_export($var5); echo "\n"; $var6 = 6 - -; var_export($var6); echo "\n"; $var7 = 7 - - -; var_export($var7); echo "\n"; $var8 = 8 - - - -; var_export($var8);

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)
8.3.50.0050.00316.79
7.2.40.0490.00817.42
7.2.30.0500.00817.91
7.2.20.0460.00817.86
7.2.10.1390.00917.97
7.2.00.0470.00717.64
7.1.160.0490.01016.30
7.1.150.0820.01116.57
7.1.140.0510.01216.60
7.1.130.0530.00716.72
7.1.120.0490.00816.58
7.1.110.0550.01016.03
7.1.100.0470.00916.15
7.1.90.0520.01216.02
7.1.80.0460.00916.01
7.1.70.0670.00614.89
7.1.60.0840.00933.16
7.1.50.0670.00632.88
7.1.40.0930.01332.48
7.1.30.0750.01532.65
7.1.20.0770.01632.39
7.1.10.0560.01014.42
7.1.00.0570.00514.64

preferences:
40.89 ms | 579 KiB | 4 Q