3v4l.org

run code in 300+ PHP versions simultaneously
<?php function timesTwo($num, $callback) { $num = $num*2; echo "num from timesTwo: ".$num.PHP_EOL; return call_user_func_array($callback, array($num)); } function addOne($num) { echo 'Num from add 1: '.$num.PHP_EOL; return $num + 1; } echo timesTwo(5, 'addOne'); ?>

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)
8.3.60.0100.01018.18
8.3.50.0000.01516.46
8.3.40.0160.00618.82
8.3.30.0090.00618.55
8.3.20.0060.00319.20
8.3.10.0000.00720.66
8.3.00.0050.00317.93
8.2.180.0120.00616.38
8.2.170.0000.01422.96
8.2.160.0070.00719.20
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00719.89
8.2.120.0070.00026.35
8.2.110.0110.00020.54
8.2.100.0070.00417.91
8.2.90.0040.00417.75
8.2.80.0100.00018.74
8.2.70.0040.00417.90
8.2.60.0080.00018.04
8.2.50.0030.00618.10
8.2.40.0080.00019.07
8.2.30.0040.00419.48
8.2.20.0040.00418.05
8.2.10.0040.00417.93
8.2.00.0070.00019.48
8.1.280.0140.00725.92
8.1.270.0000.00823.87
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.95
8.1.230.0060.00622.12
8.1.220.0040.00418.64
8.1.210.0030.00618.77
8.1.200.0000.00817.23
8.1.190.0080.00017.35
8.1.180.0090.00018.10
8.1.170.0040.00418.54
8.1.160.0000.00718.85
8.1.150.0070.00018.79
8.1.140.0000.00717.70
8.1.130.0000.00819.04
8.1.120.0040.00417.43
8.1.110.0000.00717.39
8.1.100.0000.00817.45
8.1.90.0000.00817.42
8.1.80.0040.00417.34
8.1.70.0000.00717.42
8.1.60.0030.00617.58
8.1.50.0070.00017.54
8.1.40.0000.00817.53
8.1.30.0000.00917.58
8.1.20.0030.00617.66
8.1.10.0070.00017.48
8.1.00.0000.00817.40
8.0.300.0070.00019.96
8.0.290.0040.00416.75
8.0.280.0000.00718.44
8.0.270.0070.00017.23
8.0.260.0050.00217.23
8.0.250.0040.00316.95
8.0.240.0030.00716.93
8.0.230.0020.00516.82
8.0.220.0040.00416.77
8.0.210.0000.00716.81
8.0.200.0030.00316.97
8.0.190.0070.00016.82
8.0.180.0000.00816.84
8.0.170.0040.00416.81
8.0.160.0040.00316.90
8.0.150.0030.00316.82
8.0.140.0030.00316.79
8.0.130.0030.00313.25
8.0.120.0040.00416.84
8.0.110.0040.00416.88
8.0.100.0050.00316.71
8.0.90.0040.00416.75
8.0.80.0130.00316.81
8.0.70.0040.00416.77
8.0.60.0040.00416.93
8.0.50.0050.00216.90
8.0.30.0090.01017.16
8.0.20.0140.00417.40
8.0.10.0070.00016.87
8.0.00.0130.00816.97
7.4.330.0020.00215.55
7.4.320.0030.00316.50
7.4.300.0070.00016.55
7.4.290.0030.00316.61
7.4.280.0050.00316.57
7.4.270.0050.00316.52
7.4.260.0030.00316.59
7.4.250.0070.00016.45
7.4.240.0030.00316.52
7.4.230.0060.00016.61
7.4.220.0040.00416.50
7.4.210.0090.00816.52
7.4.200.0000.00716.34
7.4.160.0090.00916.54
7.4.140.0120.00517.86
7.4.130.0110.00716.69
7.4.120.0090.00916.49
7.4.110.0070.01116.36
7.4.100.0190.00316.63
7.4.90.0100.00616.48
7.4.80.0070.01419.39
7.4.70.0130.00316.50
7.4.60.0060.00916.53
7.4.50.0040.01116.50
7.4.40.0130.00416.48
7.4.00.0080.00315.22
7.3.330.0020.00213.13
7.3.320.0000.00613.11
7.3.310.0000.00716.35
7.3.300.0000.00716.29
7.3.290.0000.00716.29
7.3.280.0070.00816.29
7.3.260.0120.00516.50
7.3.240.0120.00716.40
7.3.230.0130.00316.42
7.3.210.0110.01116.39
7.3.200.0110.01016.45
7.3.190.0060.01116.58
7.3.180.0000.01516.32
7.3.170.0080.00816.47
7.3.160.0090.00716.52
7.3.00.0050.00616.44
7.2.330.0060.01516.63
7.2.320.0080.01516.51
7.2.310.0150.00316.38
7.2.300.0130.00716.35
7.2.290.0100.01316.42
7.2.130.0080.00416.76
7.2.120.0040.00416.60
7.2.110.0030.00616.68
7.2.100.0090.00616.53
7.2.90.0070.00716.62
7.2.80.0040.00716.80
7.2.70.0080.00416.69
7.2.60.1110.00915.78
7.2.50.0960.00615.68
7.2.40.1290.00816.12
7.2.30.1190.00716.10
7.2.20.1370.00815.90
7.2.10.1090.00916.23
7.2.00.1320.01116.09
7.1.250.0100.00715.47
7.1.240.0110.00315.59
7.1.230.0030.00715.77
7.1.220.0050.00515.33
7.1.210.0000.01215.60
7.1.200.0020.00915.56
7.1.190.0040.00415.64
7.1.180.0100.00715.80
7.1.170.0950.00814.64
7.1.160.1170.01016.25
7.1.150.0910.00616.36
7.1.140.1800.00816.20
7.1.130.1080.01116.14
7.1.120.1450.01016.16
7.1.110.1290.01415.84
7.1.100.1110.01115.79
7.1.90.1170.00815.82
7.1.80.1350.00515.84
7.1.70.1300.00915.64
7.1.60.1450.01124.38
7.1.50.1200.00924.31
7.1.40.1160.01023.86
7.1.30.1470.01423.97
7.1.20.1080.01224.05
7.1.10.1450.00815.17
7.1.00.0970.01015.23
7.0.330.0030.00715.23
5.6.380.0100.00014.36

preferences:
74.29 ms | 400 KiB | 5 Q