3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1, 2, 5); $b = array(4); $c = array(9, 10, 18); $x = array_merge($a, $b); var_dump($x);

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)
8.3.70.0110.00316.58
8.3.60.0120.00318.31
8.3.50.0120.00921.14
8.3.40.0110.00418.46
8.3.30.0160.00618.51
8.3.20.0060.00318.53
8.3.10.0070.00020.96
8.3.00.0050.00223.65
8.2.180.0140.00716.63
8.2.170.0090.00622.96
8.2.160.0140.00320.38
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00021.12
8.2.110.0070.00320.52
8.2.100.0080.00317.78
8.2.90.0080.00019.09
8.2.80.0000.00719.21
8.2.70.0070.00417.25
8.2.60.0000.00817.93
8.2.50.0060.00318.07
8.2.40.0070.00018.16
8.2.30.0000.00719.50
8.2.20.0000.00817.50
8.2.10.0000.00817.50
8.2.00.0050.00317.57
8.1.280.0100.01025.92
8.1.270.0050.00323.99
8.1.260.0070.01026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.31
8.1.230.0080.00320.88
8.1.220.0000.00918.77
8.1.210.0000.00818.91
8.1.200.0030.00617.22
8.1.190.0030.00517.29
8.1.180.0040.00418.10
8.1.170.0040.00418.52
8.1.160.0000.00718.82
8.1.150.0050.00218.41
8.1.140.0040.00417.29
8.1.130.0030.00317.81
8.1.120.0040.00417.31
8.1.110.0000.00717.27
8.1.100.0000.00817.26
8.1.90.0030.00517.30
8.1.80.0050.00317.32
8.1.70.0050.00317.34
8.1.60.0040.00417.50
8.1.50.0060.00317.27
8.1.40.0080.00017.48
8.1.30.0050.00217.55
8.1.20.0000.00817.41
8.1.10.0030.00617.44
8.1.00.0040.00417.27
8.0.300.0000.00819.90
8.0.290.0030.00617.05
8.0.280.0040.00418.37
8.0.270.0080.00017.19
8.0.260.0000.00716.77
8.0.250.0000.00816.80
8.0.240.0000.00816.75
8.0.230.0000.00716.87
8.0.220.0030.00316.72
8.0.210.0070.00016.90
8.0.200.0000.00616.86
8.0.190.0060.00316.95
8.0.180.0040.00416.84
8.0.170.0000.00816.78
8.0.160.0060.00316.69
8.0.150.0030.00316.72
8.0.140.0060.00316.77
8.0.130.0000.00513.21
8.0.120.0040.00416.84
8.0.110.0040.00416.66
8.0.100.0030.00316.79
8.0.90.0040.00416.84
8.0.80.0110.00316.76
8.0.70.0000.00716.63
8.0.60.0000.00716.77
8.0.50.0000.00716.65
8.0.30.0050.01317.02
8.0.20.0080.01117.40
8.0.10.0000.00816.96
8.0.00.0100.01216.62
7.4.330.0000.00615.00
7.4.320.0040.00416.43
7.4.300.0070.00016.43
7.4.290.0000.00616.48
7.4.280.0040.00416.57
7.4.270.0000.00716.38
7.4.260.0060.00013.32
7.4.250.0040.00416.47
7.4.240.0070.00016.33
7.4.230.0030.00316.60
7.4.220.0160.01316.33
7.4.210.0050.00816.57
7.4.200.0000.00616.27
7.4.190.0030.00316.62
7.4.160.0040.02016.30
7.4.150.0130.00317.40
7.4.140.0110.00917.86
7.4.130.0070.00916.44
7.4.120.0040.01216.36
7.4.110.0030.01416.38
7.4.100.0130.00416.29
7.4.90.0130.00616.45
7.4.80.0090.00919.39
7.4.70.0100.00716.30
7.4.60.0080.01416.61
7.4.50.0000.00916.25
7.4.40.0070.00522.77
7.4.30.0030.01316.36
7.4.10.0030.01317.94
7.4.00.0050.01015.94
7.3.330.0000.00512.91
7.3.320.0060.00012.83
7.3.310.0000.00716.07
7.3.300.0000.00716.17
7.3.290.0070.01116.09
7.3.280.0090.00616.13
7.3.270.0170.00717.40
7.3.260.0090.01118.24
7.3.250.0110.00916.30
7.3.240.0030.01416.16
7.3.230.0060.01316.39
7.3.210.0120.00616.11
7.3.200.0130.00319.39
7.3.190.0070.01416.22
7.3.180.0090.00616.39
7.3.170.0080.00816.52
7.3.160.0080.00816.23
7.3.130.0090.00617.94
7.3.120.0060.01115.58
7.3.110.0030.01416.16
7.3.100.0050.00916.42
7.3.90.0100.00316.19
7.3.80.0030.01116.25
7.3.70.0040.00916.28
7.3.60.0100.00516.33
7.3.50.0050.00916.36
7.3.40.0070.01016.29
7.3.30.0050.01016.16
7.3.20.0080.00617.25
7.3.10.0100.00817.19
7.3.00.0060.00817.26
7.2.330.0100.00716.29
7.2.320.0110.00616.59
7.2.310.0120.00816.34
7.2.300.0080.00816.54
7.2.290.0130.00316.35
7.2.260.0040.01417.94
7.2.250.0070.01116.46
7.2.240.0080.00916.55
7.2.230.0040.01116.35
7.2.220.0020.01316.46
7.2.210.0070.00816.44
7.2.200.0020.00916.50
7.2.190.0080.00616.45
7.2.180.0050.01316.38
7.2.170.0060.01016.47
7.2.160.0040.01217.94
7.2.150.0100.01017.94
7.2.140.0070.00717.94
7.2.130.0090.00617.94
7.2.120.0040.00717.94
7.2.110.0060.00917.94
7.2.100.0030.00617.94
7.2.90.0100.00617.94
7.2.80.0100.00717.94
7.2.70.0070.00717.94
7.2.60.0050.00717.42
7.2.50.0110.00717.94
7.2.40.0130.00317.94
7.2.30.0070.00717.94
7.2.20.0060.00317.94
7.2.10.0030.01217.94
7.2.00.0060.00818.49
7.1.330.0080.00616.80
7.1.320.0090.00516.85
7.1.310.0080.00716.77
7.1.300.0050.01116.78
7.1.290.0080.00816.83
7.1.280.0030.00716.84
7.1.270.0050.00916.83
7.1.260.0090.00416.79
7.1.250.0080.00617.94
7.1.240.0100.00317.94
7.1.230.0030.00717.94
7.1.220.0110.00017.94
7.1.210.0070.01017.94
7.1.200.0070.00416.84
7.1.190.0090.00017.94
7.1.180.0120.00017.94
7.1.170.0000.00917.94
7.1.160.0030.00617.94
7.1.150.0000.01517.94
7.1.140.0060.00617.94
7.1.130.0000.01017.94
7.1.120.0000.00817.94
7.1.110.0060.00617.94
7.1.100.0020.00817.94
7.1.90.0070.00717.94
7.1.80.0040.01117.94
7.1.70.0040.00717.46
7.1.60.0090.00417.54
7.1.50.0030.00917.42
7.1.40.0100.00317.94
7.1.30.0000.01417.94
7.1.20.0050.00517.94
7.1.10.0070.00717.94
7.1.00.0020.02320.17
7.0.330.0000.01517.94
7.0.320.0080.00017.94
7.0.310.0070.00317.94
7.0.300.0040.00717.94
7.0.290.0110.00017.94
7.0.280.0060.00317.94
7.0.270.0110.00417.94
7.0.260.0000.00817.94
7.0.250.0030.00717.94
7.0.240.0030.00917.94
7.0.230.0030.00917.94
7.0.220.0040.01117.94
7.0.210.0060.00917.94
7.0.200.0020.01217.24
7.0.190.0040.00817.94
7.0.180.0100.00317.94
7.0.170.0040.00417.94
7.0.160.0060.00317.94
7.0.150.0040.01117.94
7.0.140.0080.03319.97
7.0.130.0090.00317.94
7.0.120.0040.00817.94
7.0.110.0090.00317.94
7.0.100.0020.02918.95
7.0.90.0050.04918.91
7.0.80.0080.02018.92
7.0.70.0070.02218.88
7.0.60.0130.03218.92
7.0.50.0020.02819.14
7.0.40.0060.02118.97
7.0.30.0100.02418.95
7.0.20.0030.02519.06
7.0.10.0090.02318.98
7.0.00.0060.02319.03
5.6.400.0060.00317.94
5.6.390.0060.00617.94
5.6.380.0000.01417.94
5.6.370.0000.01417.94
5.6.360.0070.00717.94
5.6.350.0000.01417.94
5.6.340.0090.00617.94
5.6.330.0070.01017.94
5.6.320.0060.00617.94
5.6.310.0090.00617.94
5.6.300.0100.00317.94
5.6.290.0000.01417.94
5.6.280.0020.04319.53
5.6.270.0000.01317.94
5.6.260.0070.01017.94
5.6.250.0050.04519.25
5.6.240.0110.04319.32
5.6.230.0050.04019.23
5.6.220.0030.02719.22
5.6.210.0050.02519.25
5.6.200.0050.02619.47
5.6.190.0080.03319.46
5.6.180.0070.02519.52
5.6.170.0080.02619.52
5.6.160.0010.02519.47
5.6.150.0070.02019.49
5.6.140.0050.02319.51
5.6.130.0070.04219.49
5.6.120.0020.02619.43
5.6.110.0050.02619.54
5.6.100.0090.01819.45
5.6.90.0070.02719.46
5.6.80.0050.02319.18
5.6.70.0020.02719.13
5.6.60.0080.02219.20
5.6.50.0050.02119.11
5.6.40.0050.02019.15
5.6.30.0000.02919.21
5.6.20.0070.02919.12
5.6.10.0050.02519.12
5.6.00.0080.01819.10
5.5.380.0140.02019.15
5.5.370.0020.02619.15
5.5.360.0070.04419.14
5.5.350.0040.04919.12
5.5.340.0030.02519.33
5.5.330.0020.03419.35
5.5.320.0030.02819.41
5.5.310.0050.02719.38
5.5.300.0060.02219.39
5.5.290.0030.03819.35
5.5.280.0120.02519.35
5.5.270.0100.02019.40
5.5.260.0050.02719.36
5.5.250.0020.02319.31
5.5.240.0060.01819.09
5.5.230.0020.02519.10
5.5.220.0080.02219.04
5.5.210.0050.02319.09
5.5.200.0080.01819.02
5.5.190.0050.02219.03
5.5.180.0100.02119.04
5.5.170.0040.00917.94
5.5.160.0080.02019.08
5.5.150.0060.01819.04
5.5.140.0080.01619.07
5.5.130.0040.02619.00
5.5.120.0040.02419.10
5.5.110.0050.02219.07
5.5.100.0090.02019.05
5.5.90.0050.02019.01
5.5.80.0050.01819.03
5.5.70.0100.01719.03
5.5.60.0030.02219.00
5.5.50.0040.02019.01
5.5.40.0040.02118.99
5.5.30.0050.03319.04
5.5.20.0070.03719.02
5.5.10.0020.02819.02
5.5.00.0060.02518.94
5.4.450.0010.04318.55
5.4.440.0050.02618.61
5.4.430.0030.02018.65
5.4.420.0050.02018.58
5.4.410.0000.02518.54
5.4.400.0070.01818.48
5.4.390.0030.01918.48
5.4.380.0050.02018.37
5.4.370.0000.02318.42
5.4.360.0030.02218.36
5.4.350.0000.02118.51
5.4.340.0090.01918.47
5.4.330.0060.00917.94
5.4.320.0050.02218.39
5.4.310.0000.02318.45
5.4.300.0020.02618.52
5.4.290.0070.01518.36
5.4.280.0100.01718.49
5.4.270.0000.02118.53
5.4.260.0030.01818.53
5.4.250.0030.01818.48
5.4.240.0020.01918.49
5.4.230.0070.01918.41
5.4.220.0040.02418.46
5.4.210.0080.01818.42
5.4.200.0070.03918.51
5.4.190.0030.04218.51
5.4.180.0030.02518.52
5.4.170.0050.02218.45
5.4.160.0050.03718.41
5.4.150.0090.03518.45
5.4.140.0020.02217.01
5.4.130.0030.03517.08
5.4.120.0080.03817.10
5.4.110.0030.04017.16
5.4.100.0030.04417.16
5.4.90.0020.02517.07
5.4.80.0070.03417.09
5.4.70.0100.03517.13
5.4.60.0060.03817.16
5.4.50.0030.02217.20
5.4.40.0070.03617.18
5.4.30.0100.03317.15
5.4.20.0020.02517.17
5.4.10.0110.03617.15
5.4.00.0070.02216.79
5.3.290.0030.01916.29
5.3.280.0030.02016.24
5.3.270.0020.03916.27
5.3.260.0020.02216.26
5.3.250.0030.04116.25
5.3.240.0050.04016.24
5.3.230.0030.02116.26
5.3.220.0030.01816.22
5.3.210.0050.04016.24
5.3.200.0060.03516.24
5.3.190.0030.04016.23
5.3.180.0020.02016.24
5.3.170.0060.03716.24
5.3.160.0000.04216.22
5.3.150.0090.03516.16
5.3.140.0000.04616.21
5.3.130.0030.03816.20
5.3.120.0030.02116.23
5.3.110.0020.03016.16
5.3.100.0070.03315.92
5.3.90.0030.03615.96
5.3.80.0040.04115.94
5.3.70.0050.02515.97
5.3.60.0080.03715.85
5.3.50.0100.02415.95
5.3.40.0020.04515.87
5.3.30.0030.02415.85
5.3.20.0000.02415.69
5.3.10.0030.03515.79
5.3.00.0070.03315.71
5.2.170.0030.04311.14
5.2.160.0100.05311.13
5.2.150.0170.04310.99
5.2.140.0000.06011.00
5.2.130.0000.04011.05
5.2.120.0070.03311.02
5.2.110.0070.04310.94
5.2.100.0030.06310.94
5.2.90.0170.04311.08
5.2.80.0070.06011.08
5.2.70.0070.06311.05
5.2.60.0030.06011.08
5.2.50.0030.05710.80
5.2.40.0100.05010.83
5.2.30.0130.03010.97
5.2.20.0100.04010.91
5.2.10.0000.04010.93
5.2.00.0130.02710.77
5.1.60.0000.0379.84
5.1.50.0030.05010.07
5.1.40.0000.0279.80
5.1.30.0030.02710.41
5.1.20.0000.03010.36
5.1.10.0030.05310.08
5.1.00.0100.0479.90
5.0.50.0030.0409.50
5.0.40.0030.0239.50
5.0.30.0000.0609.50
5.0.20.0170.0109.50
5.0.10.0030.0239.50
5.0.00.0030.0609.50
4.4.90.0030.0379.50
4.4.80.0100.0279.50
4.4.70.0030.0379.50
4.4.60.0000.0239.50
4.4.50.0030.0209.50
4.4.40.0000.0309.50
4.4.30.0030.0179.50
4.4.20.0000.0279.50
4.4.10.0070.0309.50
4.4.00.0000.0479.50
4.3.110.0000.0409.50
4.3.100.0030.0339.50
4.3.90.0000.0209.50
4.3.80.0030.0279.50
4.3.70.0000.0339.50
4.3.60.0030.0179.50
4.3.50.0070.0139.50
4.3.40.0030.0279.50
4.3.30.0000.0309.50
4.3.20.0000.0209.50
4.3.10.0000.0209.50
4.3.00.0030.0179.50

preferences:
59.69 ms | 401 KiB | 5 Q