3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 3, 5, 7, 9]; $b = [2, 4, 6, 7, 8]; print_r(array_merge($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)
8.3.40.0150.00018.68
8.3.30.0110.00418.82
8.3.20.0070.00020.21
8.3.10.0000.00821.98
8.3.00.0080.00022.43
8.2.170.0140.00722.96
8.2.160.0150.00320.27
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0140.00426.16
8.2.120.0040.00419.67
8.2.110.0070.01422.01
8.2.100.0060.00619.38
8.2.90.0000.00719.22
8.2.80.0060.00319.39
8.2.70.0040.00417.50
8.2.60.0060.00317.80
8.2.50.0080.00018.07
8.2.40.0030.00518.09
8.2.30.0070.00017.88
8.2.20.0040.00417.57
8.2.10.0040.00417.52
8.2.00.0000.00717.54
8.1.270.0080.00020.14
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0170.00323.64
8.1.230.0040.00818.97
8.1.220.0000.00717.74
8.1.210.0030.00518.77
8.1.200.0060.00317.10
8.1.190.0040.00417.40
8.1.180.0000.00818.43
8.1.170.0050.00318.52
8.1.160.0070.00022.14
8.1.150.0030.00418.47
8.1.140.0040.00417.34
8.1.130.0030.00317.72
8.1.120.0000.00717.30
8.1.110.0020.00517.41
8.1.100.0000.00717.41
8.1.90.0000.00717.26
8.1.80.0030.00317.27
8.1.70.0030.00317.27
8.1.60.0030.00617.48
8.1.50.0040.00417.34
8.1.40.0040.00417.45
8.1.30.0040.00417.38
8.1.20.0030.00517.58
8.1.10.0040.00417.45
8.1.00.0050.00217.38
8.0.300.0040.00418.77
8.0.290.0070.00016.80
8.0.280.0030.00518.35
8.0.270.0030.00317.18
8.0.260.0070.00016.76
8.0.250.0000.00716.90
8.0.240.0030.00516.81
8.0.230.0040.00416.91
8.0.220.0050.00316.78
8.0.210.0000.00816.86
8.0.200.0030.00316.76
8.0.190.0000.00716.77
8.0.180.0090.00016.82
8.0.170.0080.00016.90
8.0.160.0080.00016.87
8.0.150.0050.00216.78
8.0.140.0000.00716.84
8.0.130.0050.00013.18
8.0.120.0000.00816.72
8.0.110.0040.00416.75
8.0.100.0040.00416.83
8.0.90.0000.00716.81
8.0.80.0060.00916.71
8.0.70.0000.00716.74
8.0.60.0070.00016.69
8.0.50.0050.00316.83
8.0.30.0110.00916.91
8.0.20.0060.01217.40
8.0.10.0050.00216.96
8.0.00.0150.00416.68
7.4.330.0000.00515.00
7.4.320.0040.00416.43
7.4.300.0030.00316.53
7.4.290.0070.00016.37
7.4.280.0030.00316.55
7.4.270.0030.00316.47
7.4.260.0030.00316.48
7.4.250.0030.00316.40
7.4.240.0030.00316.45
7.4.230.0070.00016.63
7.4.220.0120.00416.59
7.4.210.0110.00616.45
7.4.200.0030.00316.53
7.4.190.0030.00316.62
7.4.160.0120.00316.36
7.4.150.0080.00917.40
7.4.140.0110.00817.86
7.4.130.0150.00716.50
7.4.120.0110.00616.44
7.4.110.0080.00816.41
7.4.100.0130.00316.42
7.4.90.0070.01016.38
7.4.80.0090.00919.39
7.4.70.0060.01016.39
7.4.60.0100.00716.28
7.4.50.0040.00016.24
7.4.40.0070.00722.77
7.4.30.0130.00716.43
7.4.00.0070.00814.83
7.3.330.0000.00512.97
7.3.320.0050.00012.97
7.3.310.0030.00316.15
7.3.300.0060.00016.09
7.3.290.0110.00816.04
7.3.280.0140.00416.18
7.3.270.0060.01417.40
7.3.260.0190.00516.11
7.3.250.0110.00616.06
7.3.240.0030.01316.34
7.3.230.0100.01016.42
7.3.210.0070.01016.15
7.3.200.0080.00819.39
7.3.190.0140.00316.34
7.3.180.0030.01316.31
7.3.170.0110.00516.27
7.3.160.0170.00016.07
7.3.120.0080.00914.56
7.3.110.0080.00814.82
7.3.100.0090.00614.74
7.3.90.0090.00614.73
7.3.80.0000.01414.80
7.3.70.0060.00914.54
7.3.60.0040.00414.74
7.3.50.0100.00314.65
7.3.40.0090.00614.72
7.3.30.0070.00314.56
7.3.20.0070.00716.61
7.3.10.0060.00616.50
7.3.00.0040.00516.50
7.2.330.0060.01116.54
7.2.320.0140.00816.49
7.2.310.0060.01016.51
7.2.300.0090.00616.21
7.2.290.0100.00616.43
7.2.250.0120.00914.68
7.2.240.0080.00814.84
7.2.230.0120.00314.81
7.2.220.0000.01114.97
7.2.210.0100.00714.81
7.2.200.0090.00014.80
7.2.190.0040.01114.93
7.2.180.0100.00014.61
7.2.170.0030.01314.57
7.2.130.0070.00716.73
7.2.120.0030.01016.78
7.2.110.0060.00316.74
7.2.100.0070.00416.51
7.2.90.0080.00616.82
7.2.80.0000.01016.50
7.2.70.0040.00416.81
7.2.60.0080.00616.52
7.2.50.0090.00616.89
7.2.40.0070.00416.45
7.2.30.0030.00916.49
7.2.20.0100.00616.66
7.2.10.0000.01016.68
7.2.00.0080.00418.02
7.1.330.0070.00715.78
7.1.320.0030.00615.86
7.1.310.0030.00915.86
7.1.300.0050.00315.54
7.1.290.0000.01515.75
7.1.280.0100.00315.71
7.1.270.0060.00315.46
7.1.260.0060.00315.55
7.1.250.0060.00615.88
7.1.100.0180.00617.82
7.1.70.0000.00716.83
7.1.60.0030.00717.28
7.1.50.0060.01516.82
7.1.00.0070.08322.54
7.0.200.0110.01416.32
7.0.140.0030.07322.17
7.0.60.0000.08020.06
7.0.50.0070.08017.85
7.0.40.0100.08319.97
7.0.30.0170.04720.10
7.0.20.0270.04020.26
7.0.10.0200.03720.23
7.0.00.0000.04720.08
5.6.210.0130.07320.61
5.6.200.0030.07018.28
5.6.190.0070.07020.63
5.6.180.3100.04320.67
5.6.170.0030.05320.50
5.6.160.0030.06720.46
5.6.150.0070.07718.18
5.6.140.0030.03718.18
5.6.130.0100.07318.24
5.6.120.0030.04020.98
5.6.110.0030.09020.95
5.6.100.0070.05020.97
5.6.90.0100.08320.87
5.6.80.0100.07020.34
5.6.70.0200.06720.39
5.5.350.0100.08720.46
5.5.340.0100.04318.10
5.5.330.0070.04020.42
5.5.320.0200.08020.19
5.5.310.0130.04020.30
5.5.300.0070.04018.08
5.5.290.0030.04018.06
5.5.280.0070.04720.86
5.5.270.0070.04320.86
5.5.260.0100.08020.82
5.5.250.0070.07320.57
5.5.240.0200.07320.06
5.4.450.0770.05019.61
5.4.440.0770.06019.45
5.4.430.0670.05719.30
5.4.420.0630.06019.16
5.4.410.0900.04319.48
5.4.400.0370.07718.81
5.4.390.0300.06718.57
5.4.380.0300.05018.86
5.4.370.0130.04718.68
5.4.360.0170.05018.69
5.4.350.0100.03312.00
5.4.340.0050.03612.00
5.4.320.0090.03712.48
5.4.310.0050.03812.48
5.4.300.0070.04012.48
5.4.290.0040.04012.48
5.4.280.0060.03412.38
5.4.270.0090.03812.38
5.4.260.0090.04412.38
5.4.250.0130.04718.79
5.4.240.0030.05318.95
5.4.230.0000.05718.73
5.4.220.0070.05718.98
5.4.210.0170.04318.79
5.4.200.0070.05318.83
5.4.190.0030.05718.64
5.4.180.0130.05018.98
5.4.170.0100.05018.64
5.4.160.0070.05318.85
5.4.150.0130.05718.97
5.4.140.0130.04316.32
5.4.130.0100.05316.42
5.4.120.0070.04716.36
5.4.110.0070.05016.52
5.4.100.0170.04316.50
5.4.90.0070.05716.42
5.4.80.0130.04016.45
5.4.70.0070.05716.40
5.4.60.0070.04716.48
5.4.50.0100.06716.62
5.4.40.0130.06316.49
5.4.30.0030.07016.61
5.4.20.0030.04716.48
5.4.10.0100.04316.45
5.4.00.0100.04715.81
5.3.290.0080.04012.80
5.3.280.0030.05714.43
5.3.270.0070.05014.63
5.3.260.0000.06014.30
5.3.250.0100.04714.61
5.3.240.0130.04314.30
5.3.230.0100.05014.75
5.3.220.0030.05314.45
5.3.210.0070.05014.43
5.3.200.0230.03314.59
5.3.190.0000.05714.44
5.3.180.0000.05314.58
5.3.170.0000.05714.50
5.3.160.0070.05314.66
5.3.150.0130.04314.48
5.3.140.0100.04714.65
5.3.130.0100.05314.64
5.3.120.0000.05714.70
5.3.110.0000.05714.42
5.3.100.0030.05313.91
5.3.90.0100.04713.94
5.3.80.0100.04314.07
5.3.70.0100.04714.11
5.3.60.0030.05313.70
5.3.50.0130.04313.99
5.3.40.0100.06313.96
5.3.30.0070.05013.91
5.3.20.0070.04713.46
5.3.10.0000.05313.50
5.3.00.0070.06313.65
5.2.170.0070.03711.13
5.2.160.0070.03710.97
5.2.150.0030.06011.04
5.2.140.0070.04011.04
5.2.130.0070.03711.16
5.2.120.0030.03711.02
5.2.110.0130.03311.11
5.2.100.0030.04011.11
5.2.90.0000.04311.10
5.2.80.0030.04311.18
5.2.70.0000.04311.02
5.2.60.0030.04010.81
5.2.50.0130.03311.02
5.2.40.0030.04711.01
5.2.30.0100.03310.98
5.2.20.0100.03310.88
5.2.10.0000.04010.95
5.2.00.0070.03710.55
5.1.60.0100.0409.93
5.1.50.0000.04310.19
5.1.40.0030.03310.02
5.1.30.0100.03010.22
5.1.20.0030.04010.51
5.1.10.0030.03310.15
5.1.00.0000.0379.95
5.0.50.0030.0409.39
5.0.40.0000.0339.39
5.0.30.0100.0439.39
5.0.20.0000.0309.39
5.0.10.0030.0309.39
5.0.00.0030.0479.39
4.4.90.0030.0209.39
4.4.80.0030.0209.39
4.4.70.0070.0179.39
4.4.60.0030.0209.39
4.4.50.0000.0239.39
4.4.40.0030.0479.39
4.4.30.0000.0239.39
4.4.20.0030.0209.39
4.4.10.0030.0209.39
4.4.00.0030.0339.39
4.3.110.0070.0209.39
4.3.100.0030.0309.39
4.3.90.0070.0179.39
4.3.80.0030.0379.39
4.3.70.0030.0179.39
4.3.60.0000.0209.39
4.3.50.0030.0209.39
4.3.40.0030.0439.39
4.3.30.0070.0179.39
4.3.20.0000.0239.39
4.3.10.0030.0209.39
4.3.00.0100.0237.66

preferences:
49.88 ms | 400 KiB | 5 Q