3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ ['a' => 1, 'b' => 2, 'c' => 3], ['a' => 3, 'b' => 2, 'c' => 1], ]; $b = [ ['d' => 4, 'e' => 5, 'f' => 6], ['d' => 6, 'e' => 5, 'f' => 4], ]; var_export( array_map( 'array_values', array_merge($a, $b) ) );

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)
8.4.130.0120.00718.70
8.4.120.0090.01024.04
8.4.110.0110.00918.84
8.4.100.0090.01118.84
8.4.90.0080.00920.46
8.4.80.0060.00318.45
8.4.70.0070.00417.75
8.4.60.0120.00718.73
8.4.50.0110.00919.46
8.4.40.0130.00617.70
8.4.30.0080.00320.44
8.4.20.0070.01317.90
8.4.10.0130.00620.57
8.3.260.0050.00416.57
8.3.250.0070.01118.76
8.3.240.0140.00517.13
8.3.230.0110.00916.71
8.3.220.0060.01118.86
8.3.210.0070.00116.52
8.3.200.0020.00816.39
8.3.190.0130.00416.96
8.3.180.0090.00516.45
8.3.170.0130.00618.96
8.3.160.0120.00618.50
8.3.150.0110.00820.36
8.3.140.0090.00016.65
8.3.130.0060.00318.46
8.3.120.0060.00320.51
8.3.110.0030.00620.94
8.3.100.0050.00524.06
8.3.90.0000.00826.77
8.3.80.0060.00319.36
8.3.70.0070.00718.30
8.3.60.0110.00416.38
8.3.50.0140.00523.46
8.3.40.0040.01518.42
8.3.30.0040.01118.64
8.3.20.0080.00024.18
8.3.10.0080.00024.66
8.3.00.0050.00226.16
8.2.290.0090.00920.56
8.2.280.0020.00620.19
8.2.270.0100.00717.41
8.2.260.0040.01220.13
8.2.250.0100.00016.57
8.2.240.0040.00416.98
8.2.230.0060.00322.58
8.2.220.0070.00737.54
8.2.210.0070.00326.77
8.2.200.0040.00418.88
8.2.190.0070.01116.66
8.2.180.0070.01025.92
8.2.170.0170.00422.96
8.2.160.0130.00722.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00326.35
8.2.110.0100.00022.21
8.2.100.0110.00021.07
8.2.90.0040.00417.75
8.2.80.0000.00818.66
8.2.70.0030.00517.50
8.2.60.0050.00317.63
8.2.50.0000.00717.55
8.2.40.0040.00419.76
8.2.30.0070.00017.91
8.2.20.0030.00517.98
8.2.10.0040.00419.29
8.2.00.0000.00719.21
8.1.330.0100.00521.96
8.1.320.0110.00717.73
8.1.310.0040.00416.48
8.1.300.0100.00020.04
8.1.290.0060.00318.88
8.1.280.0070.01025.92
8.1.270.0050.00323.99
8.1.260.0030.00528.09
8.1.250.0050.00328.09
8.1.240.0000.01024.02
8.1.230.0080.00419.16
8.1.220.0000.00717.79
8.1.210.0030.00518.77
8.1.200.0030.00617.22
8.1.190.0030.00517.23
8.1.180.0050.00318.10
8.1.170.0000.00818.46
8.1.160.0080.00018.77
8.1.150.0070.00018.88
8.1.140.0050.00218.86
8.1.130.0030.00320.05
8.1.120.0000.00717.34
8.1.110.0030.00517.34
8.1.100.0050.00317.43
8.1.90.0080.00017.29
8.1.80.0090.00017.43
8.1.70.0000.00717.27
8.1.60.0040.00417.39
8.1.50.0060.00317.43
8.1.40.0040.00417.41
8.1.30.0040.00417.56
8.1.20.0030.00517.47
8.1.10.0060.00317.43
8.1.00.0000.00717.23
8.0.300.0070.00018.77
8.0.290.0000.00816.63
8.0.280.0030.00318.36
8.0.270.0030.00317.98
8.0.260.0030.00318.61
8.0.250.0000.00716.76
8.0.240.0030.00516.79
8.0.230.0050.00316.91
8.0.220.0060.00316.75
8.0.210.0030.00316.82
8.0.200.0030.00316.76
8.0.190.0040.00416.90
8.0.180.0040.00416.80
8.0.170.0000.00816.87
8.0.160.0040.00416.89
8.0.150.0050.00216.84
8.0.140.0070.00416.81
8.0.130.0000.00513.26
8.0.120.0000.00916.80
8.0.110.0080.00016.67
8.0.100.0080.00016.59
8.0.90.0000.00716.68
8.0.80.0090.00616.75
8.0.70.0000.00916.84
8.0.60.0000.00716.67
8.0.50.0050.00316.76
8.0.30.0130.01016.81
8.0.20.0060.01216.98
8.0.10.0150.01716.73
8.0.00.0240.00916.97
7.4.330.0000.00515.55
7.4.320.0030.00316.40
7.4.300.0030.00316.57
7.4.290.0000.00716.45
7.4.280.0090.00016.56
7.4.270.0030.00316.34
7.4.260.0050.00013.09
7.4.250.0000.00716.48
7.4.240.0000.00716.41
7.4.230.0030.00316.57
7.4.220.0040.00416.60
7.4.210.0090.00616.49
7.4.200.0030.00316.50
7.4.140.0310.00916.50
7.4.130.0250.01016.47
7.4.120.0290.00716.36
7.4.110.0210.01116.28
7.4.100.0270.00616.28
7.4.90.0220.01116.26
7.4.80.0280.00716.45
7.4.70.0260.01416.43
7.4.60.0400.00016.38
7.4.50.0280.00616.50
7.4.40.0280.01516.16
7.4.30.0240.00616.46
7.4.20.0250.00816.17
7.4.10.0240.00716.41
7.4.00.0180.01216.35
7.3.330.0000.00715.97
7.3.320.0000.00612.88
7.3.310.0030.00316.13
7.3.300.0000.00716.12
7.3.290.0070.00816.14
7.3.260.0110.00616.08
7.3.250.0260.01116.21
7.3.240.0270.00716.14
7.3.230.0170.01516.11
7.3.220.0180.02116.10
7.3.210.0210.01516.18
7.3.200.0250.01316.05
7.3.190.0290.01316.33
7.3.180.0250.00616.07
7.3.170.0240.01616.36
7.3.160.0280.00716.09
7.3.150.0220.00916.27
7.3.140.0310.00416.15
7.3.130.0200.01316.38
7.3.120.0150.01516.29
7.3.110.0240.00816.41
7.3.100.0230.01216.21
7.3.90.0230.01316.12
7.3.80.0160.01916.11
7.3.70.0280.00716.28
7.3.60.0320.00616.05
7.3.50.0310.00416.32
7.3.40.0230.00716.17
7.3.30.0230.01016.04
7.3.20.0330.00816.34
7.3.10.0280.01316.23
7.3.00.0280.00616.17

preferences:
121.99 ms | 403 KiB | 5 Q