3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [1, 2, 3, 4]; $arr2 = [4, 5, 6, 7]; $test = array_merge($arr, $arr2);

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)
8.3.40.0070.00718.69
8.3.30.0080.00620.18
8.3.20.0040.00420.12
8.3.10.0070.00022.04
8.3.00.0030.00522.51
8.2.170.0110.00422.96
8.2.160.0040.01122.13
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0110.00426.16
8.2.120.0050.00221.04
8.2.110.0160.00322.29
8.2.100.0000.01317.59
8.2.90.0000.00718.89
8.2.80.0000.00819.46
8.2.70.0040.00417.50
8.2.60.0060.00317.93
8.2.50.0040.00418.07
8.2.40.0080.00018.15
8.2.30.0050.00217.86
8.2.20.0030.00517.56
8.2.10.0040.00417.71
8.2.00.0040.00417.58
8.1.270.0040.00424.66
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0050.00523.96
8.1.230.0030.00819.08
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0000.00717.41
8.1.180.0030.00618.88
8.1.170.0040.00418.44
8.1.160.0000.00722.17
8.1.150.0000.00818.45
8.1.140.0000.00717.24
8.1.130.0000.00717.72
8.1.120.0030.00317.26
8.1.110.0040.00417.31
8.1.100.0030.00317.24
8.1.90.0000.00717.34
8.1.80.0000.00717.39
8.1.70.0040.00417.36
8.1.60.0060.00317.52
8.1.50.0040.00417.46
8.1.40.0050.00317.41
8.1.30.0030.00517.45
8.1.20.0080.00017.45
8.1.10.0000.00817.49
8.1.00.0030.01017.35
8.0.300.0040.00418.77
8.0.290.0070.00016.93
8.0.280.0070.00018.24
8.0.270.0070.00017.20
8.0.260.0030.00316.74
8.0.250.0000.00716.94
8.0.240.0040.00416.89
8.0.230.0070.00016.84
8.0.220.0030.00316.72
8.0.210.0050.00216.79
8.0.200.0030.00316.84
8.0.190.0000.00816.77
8.0.180.0000.00716.79
8.0.170.0000.00716.83
8.0.160.0000.00716.80
8.0.150.0070.00016.88
8.0.140.0030.00516.68
8.0.130.0040.00313.30
8.0.120.0080.00016.67
8.0.110.0000.00816.69
8.0.100.0000.00816.73
8.0.90.0000.00716.80
8.0.80.0110.00316.84
8.0.70.0000.00816.80
8.0.60.0050.00316.93
8.0.50.0050.00316.75
8.0.30.0090.00917.05
8.0.20.0080.01017.40
8.0.10.0040.00416.90
8.0.00.0130.00816.67
7.4.330.0000.00615.00
7.4.320.0060.00016.33
7.4.300.0000.00716.41
7.4.290.0060.00016.49
7.4.280.0040.00416.41
7.4.270.0080.00016.53
7.4.260.0000.00716.27
7.4.250.0050.00316.46
7.4.240.0010.00616.50
7.4.230.0030.00316.30
7.4.220.0040.01716.47
7.4.210.0100.00716.56
7.4.200.0050.00216.40
7.4.190.0030.00316.42
7.4.160.0170.00016.22
7.4.150.0100.01017.40
7.4.140.0130.00617.86
7.4.130.0070.01016.47
7.4.120.0110.00716.40
7.4.110.0080.00816.39
7.4.100.0120.00616.45
7.4.90.0170.00316.47
7.4.80.0040.01319.39
7.4.70.0100.00616.39
7.4.60.0090.01116.46
7.4.50.0080.00016.42
7.4.40.0100.00722.77
7.4.30.0120.00416.42
7.4.00.0110.00414.92
7.3.330.0000.00513.09
7.3.320.0050.00013.02
7.3.310.0040.00416.13
7.3.300.0000.00716.11
7.3.290.0100.00716.29
7.3.280.0100.00716.14
7.3.270.0100.00717.40
7.3.260.0100.01316.34
7.3.250.0140.00616.37
7.3.240.0080.00816.11
7.3.230.0120.00316.50
7.3.210.0080.01116.16
7.3.200.0080.01119.39
7.3.190.0120.00916.23
7.3.180.0040.01116.16
7.3.170.0120.00616.27
7.3.160.0030.01416.12
7.3.120.0030.01314.61
7.2.330.0040.01416.57
7.2.320.0150.00916.27
7.2.310.0100.00916.59
7.2.300.0080.00816.44
7.2.290.0060.01016.46
7.2.60.0110.00416.76
7.2.00.0000.01319.40
7.1.200.0000.01215.74
7.1.100.0060.00318.02
7.1.70.0000.00817.22
7.1.60.0000.01116.82
7.1.50.0180.00716.65
7.1.00.0000.03322.37
7.0.200.0060.00916.54
7.0.140.0000.07722.00
7.0.60.0030.07719.86
7.0.50.0100.07717.82
7.0.40.0070.08019.96
7.0.30.0230.05720.18
7.0.20.0330.08020.00
7.0.10.0000.08320.04
7.0.00.0030.06320.02
5.6.280.0000.07721.06
5.6.210.0130.05320.76
5.6.200.0000.05718.15
5.6.190.0170.07720.77
5.6.180.0200.08720.61
5.6.170.0370.06020.40
5.6.160.0070.04320.54
5.6.150.0030.05318.18
5.6.140.0100.08018.11
5.6.130.0030.08718.16
5.6.120.0070.06720.89
5.6.110.0130.07721.13
5.6.100.0070.03720.88
5.6.90.0030.04021.02
5.6.80.0230.06720.52
5.5.350.3670.03720.39
5.5.340.0170.07318.01
5.5.330.0200.07020.06
5.5.320.0300.06020.29
5.5.310.0270.05020.27
5.5.300.0070.05317.85
5.5.290.0000.06018.02
5.5.280.0000.07720.87
5.5.270.0100.06320.86
5.5.260.0170.07020.86
5.5.250.0070.08020.52
5.5.240.0300.06020.26
5.4.450.0530.06319.45
5.4.440.0430.05719.10
5.4.430.0470.03319.45
5.4.420.0430.05319.40
5.4.410.0500.02719.44
5.4.400.0470.07018.94
5.4.390.0500.05319.05
5.4.380.0370.05019.08
5.4.370.0400.06319.06
5.4.360.0470.06718.80
5.4.350.0530.05719.12
5.4.340.0500.06319.16
5.4.320.0470.05018.93
5.4.310.0570.05719.06
5.4.300.0500.04719.13
5.4.290.0470.07319.09
5.4.280.0500.06718.88
5.4.270.0470.07019.09
5.4.260.0470.04018.77
5.4.250.0370.04319.20
5.4.240.0430.06019.08
5.4.230.0530.06319.24
5.4.220.0530.06019.15
5.4.210.0670.03019.05
5.4.200.0370.03719.15
5.4.190.0470.04719.07
5.4.180.0430.06319.07
5.4.170.0570.03019.23
5.4.160.0500.06019.05
5.4.150.0500.06319.25
5.4.140.0500.04716.26
5.4.130.0470.03316.41
5.4.120.0430.06716.47
5.4.110.0400.06716.39
5.4.100.0500.06016.43
5.4.90.0400.06716.30
5.4.80.0370.07016.37
5.4.70.0370.04016.32
5.4.60.0300.04016.39
5.4.50.0400.04016.41
5.4.40.0530.05316.38
5.4.30.0370.03316.04
5.4.20.0400.04316.37
5.4.10.0470.03716.20
5.4.00.0570.05015.76
5.3.290.0330.05714.50
5.3.280.0470.04014.43
5.3.270.0400.03714.45
5.3.260.0530.06014.66
5.3.250.0430.05014.59
5.3.240.0470.04314.46
5.3.230.0470.03314.55
5.3.220.0470.06314.43
5.3.210.0330.04314.41
5.3.200.0530.05314.43
5.3.190.0600.05314.61
5.3.180.0430.05014.51
5.3.170.0370.04014.51
5.3.160.0500.04014.52
5.3.150.0370.04014.55
5.3.140.0470.04014.42
5.3.130.0500.06714.61
5.3.120.0500.04714.41
5.3.110.0400.04714.60
5.3.100.0470.04313.99
5.3.90.0370.03713.93
5.3.80.0400.04013.96
5.3.70.0400.07013.95
5.3.60.0430.05013.82
5.3.50.0530.05313.99
5.3.40.0470.03013.80
5.3.30.0470.06313.93
5.3.20.0400.03713.53
5.3.10.0400.03713.57
5.3.00.0330.03713.67
5.2.170.0330.03312.58
5.2.160.0330.02712.58
5.2.150.0300.04712.58
5.2.140.0370.04312.58
5.2.130.0400.04712.58
5.2.120.0400.03312.58
5.2.110.0400.02012.58
5.2.100.0470.02712.58
5.2.90.0330.02712.58
5.2.80.0430.03312.58
5.2.70.0300.03312.58
5.2.60.0230.03712.58
5.2.50.0300.03012.58
5.2.40.0330.06012.58
5.2.30.0330.05712.58
5.2.20.0300.05312.58
5.2.10.0300.03012.58
5.2.00.0270.03312.58
5.1.60.0330.04312.58
5.1.50.0230.02712.58
5.1.40.0270.02712.58
5.1.30.0330.03312.58
5.1.20.0270.03012.58
5.1.10.0400.04012.58
5.1.00.0300.03012.58
5.0.50.0170.02312.58
5.0.40.0170.03312.58
5.0.30.0170.03012.58
5.0.20.0130.02712.58
5.0.10.0170.04312.58
5.0.00.0170.03712.58
4.4.90.0200.02712.58
4.4.80.0170.01312.58
4.4.70.0170.02312.58
4.4.60.0200.02312.58
4.4.50.0130.02312.58
4.4.40.0200.02712.58
4.4.30.0200.02712.58
4.4.20.0170.03012.58
4.4.10.0170.02712.58
4.4.00.0130.02712.58
4.3.110.0200.01712.58
4.3.100.0130.01312.58
4.3.90.0170.03012.58
4.3.80.0170.04012.58
4.3.70.0130.02012.58
4.3.60.0130.02012.58
4.3.50.0170.01312.58
4.3.40.0130.03312.58
4.3.30.0070.01712.58
4.3.20.0070.02012.58
4.3.10.0100.01712.58
4.3.00.0130.03012.58

preferences:
34.66 ms | 400 KiB | 5 Q