3v4l.org

run code in 500+ PHP versions simultaneously
<?php $arr = []; for($x = 0; $x <= 100_000; $x++) $arr[] = [1,2]; echo "Current memory usage: " . (memory_get_usage() / 1024) . " KB\n"; echo "Peak memory usage: " . (memory_get_peak_usage() / 1024) . " KB\n";

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)
8.4.10.0090.01022.57
8.3.140.0200.00419.10
8.3.130.0230.00819.00
8.3.120.0240.00719.03
8.3.110.0260.00819.01
8.3.100.0280.00718.88
8.3.90.0280.00819.04
8.3.80.0290.00719.00
8.3.70.0290.01018.87
8.3.60.0260.00818.96
8.3.50.0270.00718.91
8.3.40.0240.00919.85
8.3.30.0220.00819.85
8.3.20.0220.00819.81
8.3.10.0210.00719.90
8.3.00.0140.00719.90
8.2.260.0120.00518.67
8.2.250.0210.00718.86
8.2.240.0240.00718.80
8.2.230.0240.00818.79
8.2.220.0230.00918.84
8.2.210.0220.00918.90
8.2.200.0230.00818.88
8.2.190.0250.00718.79
8.2.180.0260.00618.93
8.2.170.0250.00920.05
8.2.160.0250.00720.17
8.2.150.0230.00719.99
8.2.140.0230.00720.09
8.2.130.0220.00819.92
8.2.120.0230.00919.92
8.2.110.0260.00620.02
8.2.100.0220.00720.11
8.2.90.0230.00520.07
8.2.80.0260.00519.87
8.2.70.0240.00720.01
8.2.60.0180.01019.95
8.2.50.0220.00719.93
8.2.40.0250.00819.89
8.2.30.0260.00819.91
8.2.20.0190.01220.03
8.2.10.0260.00719.69
8.2.00.0250.00819.78
8.1.310.0190.00621.02
8.1.300.0290.00920.86
8.1.290.0260.01020.94
8.1.280.0230.00920.96
8.1.270.0250.01122.10
8.1.260.0260.00622.35
8.1.250.0270.00922.12
8.1.240.0240.00722.08
8.1.230.0240.01122.12
8.1.220.0270.00622.04
8.1.210.0250.00822.09
8.1.200.0260.00922.22
8.1.190.0270.00722.04
8.1.180.0280.00821.89
8.1.170.0270.00821.99
8.1.160.0250.00922.12
8.1.150.0240.00922.05
8.1.140.0220.00821.98
8.1.130.0250.00721.94
8.1.120.0240.00822.08
8.1.110.0260.00721.97
8.1.100.0240.00822.11
8.1.90.0260.00722.05
8.1.80.0260.00622.17
8.1.70.0240.00822.25
8.1.60.0260.00822.25
8.1.50.0280.01122.12
8.1.40.0280.00822.16
8.1.30.0260.00822.15
8.1.20.0290.00722.28
8.1.10.0250.00722.14
8.1.00.0280.00621.92

preferences:
54.87 ms | 799 KiB | 5 Q