3v4l.org

run code in 300+ PHP versions simultaneously
<?php $capabilities = []; $capabilities['a'][] = 't1'; $capabilities['a'][] = 't2'; var_dump($capabilities); array_merge($capabilities,null);

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)
8.3.40.0170.00320.09
8.3.30.0090.00618.72
8.3.20.0040.00424.18
8.3.10.0050.00224.66
8.3.00.0090.00026.16
8.2.170.0080.00819.08
8.2.160.0040.01122.96
8.2.150.0060.00325.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00826.16
8.2.110.0040.00719.30
8.2.100.0000.01217.75
8.2.90.0000.00819.21
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0000.00717.92
8.2.50.0040.00418.10
8.2.40.0000.00818.22
8.2.30.0090.00017.94
8.2.20.0000.00720.45
8.2.10.0000.00717.98
8.2.00.0070.00019.29
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.01422.06
8.1.230.0040.00817.65
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0000.00817.35
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0080.00018.54
8.1.160.0040.00418.86
8.1.150.0040.00418.52
8.1.140.0050.00317.38
8.1.130.0040.00420.07
8.1.120.0090.00918.67
8.1.110.0110.00718.54
8.1.100.0110.00518.48
8.1.90.0150.00018.50
8.1.80.0120.00518.68
8.1.70.0140.00518.61
8.1.60.0120.00818.64
8.1.50.0120.00918.71
8.1.40.0100.01018.81
8.1.30.0150.00318.80
8.1.20.0120.00718.80
8.1.10.0140.00518.64
8.1.00.0070.00720.54
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0070.00018.37
8.0.270.0070.00017.10
8.0.260.0080.00817.91
8.0.250.0120.00217.99
8.0.240.0060.01118.08
8.0.230.0110.00417.96
8.0.220.0110.00518.03
8.0.210.0080.00817.93
8.0.200.0080.00818.07
8.0.190.0140.00018.05
8.0.180.0100.00518.10
8.0.170.0110.00518.16
8.0.160.0050.01017.96
8.0.150.0150.00018.04
8.0.140.0170.00017.86
8.0.130.0150.00019.79
8.0.120.0140.00019.78
8.0.110.0100.00518.05
8.0.100.0090.00617.93
8.0.90.0000.01518.02
8.0.80.0100.00317.91
8.0.70.0120.00317.98
8.0.60.0070.00717.90
8.0.50.0170.00018.05
8.0.30.0070.00717.98
8.0.20.0110.00518.01
8.0.10.0050.01018.11
7.4.330.0070.00715.57
7.4.320.0150.00217.46
7.4.300.0110.00519.26
7.4.290.0100.00717.57
7.4.280.0100.00717.69
7.4.270.0120.00417.65
7.4.260.0150.00017.64
7.4.250.0050.01017.53
7.4.240.0160.00019.43
7.4.230.0120.00319.42
7.4.220.0120.00019.38
7.4.210.0070.00319.38
7.4.200.0060.00617.55
7.4.190.0110.00017.55
7.4.180.0080.00317.86
7.4.160.0070.00317.64
7.4.150.0110.00017.57
7.4.140.0090.00317.60
7.4.130.0030.00717.48
7.4.120.0080.00419.37
7.4.110.0100.00317.57
7.4.100.0120.00317.69
7.4.90.0100.00317.58
7.4.80.0100.00317.61
7.4.70.0060.00817.42
7.4.60.0140.00017.43
7.4.50.0060.00617.32
7.4.40.0130.00017.45
7.4.30.0130.00017.43
7.4.20.0150.00017.49
7.4.10.0150.00017.39
7.4.00.0070.00719.33

preferences:
53.44 ms | 400 KiB | 5 Q