3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = Array( Array ( 0 => 1 ), Array ( 0 => 2 ) ); $result = call_user_func_array("array_merge", $input); var_export($input); var_export($result);

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)
8.3.60.0130.00716.61
8.3.50.0090.00921.93
8.3.40.0100.01018.55
8.3.30.0140.00718.96
8.3.20.0070.00020.24
8.3.10.0000.00821.77
8.3.00.0040.00417.80
8.2.180.0150.00316.38
8.2.170.0100.00722.96
8.2.160.0140.00020.56
8.2.150.0050.00224.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00420.98
8.2.110.0060.00321.09
8.2.100.0090.00317.78
8.2.90.0000.00819.17
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0090.00019.66
8.2.50.0040.00418.16
8.2.40.0030.00622.33
8.2.30.0080.00019.08
8.2.20.0070.00017.51
8.2.10.0040.00418.05
8.2.00.0040.00417.61
8.1.280.0070.00725.92
8.1.270.0030.00523.91
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.92
8.1.230.0090.00317.82
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0000.00817.35
8.1.190.0080.00017.10
8.1.180.0060.00318.10
8.1.170.0000.00818.59
8.1.160.0000.00818.81
8.1.150.0070.00020.07
8.1.140.0000.00717.42
8.1.130.0000.00717.86
8.1.120.0000.00817.29
8.1.110.0040.00417.38
8.1.100.0000.00817.29
8.1.90.0000.00717.45
8.1.80.0000.00817.28
8.1.70.0000.00717.36
8.1.60.0040.00417.54
8.1.50.0000.00817.49
8.1.40.0040.00417.42
8.1.30.0030.00617.48
8.1.20.0060.00317.55
8.1.10.0040.00417.34
8.1.00.0050.00317.37
8.0.300.0000.00718.77
8.0.290.0060.00316.75
8.0.280.0000.00718.36
8.0.270.0040.00417.18
8.0.260.0000.00617.14
8.0.250.0070.00016.79
8.0.240.0070.00016.77
8.0.230.0040.00416.84
8.0.220.0030.00316.81
8.0.210.0070.00016.73
8.0.200.0090.00016.77
8.0.190.0000.00716.87
8.0.180.0050.00216.85
8.0.170.0040.00416.72
8.0.160.0030.00316.73
8.0.150.0030.00516.72
8.0.140.0080.00016.66
8.0.130.0040.00413.24
8.0.120.0040.00416.69
8.0.110.0080.00016.82
8.0.100.0050.00216.80
8.0.90.0000.00716.61
8.0.80.0040.01216.79
8.0.70.0040.00416.88
8.0.60.0000.00716.73
8.0.50.0050.00216.67
8.0.30.0140.01117.03
8.0.20.0090.01117.40
8.0.10.0040.00416.98
8.0.00.0070.01016.60
7.4.330.0000.00615.00
7.4.320.0050.00216.59
7.4.300.0000.00616.45
7.4.290.0000.00716.41
7.4.280.0060.00316.35
7.4.270.0070.00016.38
7.4.260.0100.00016.42
7.4.250.0000.00716.38
7.4.240.0040.00316.47
7.4.230.0030.00316.33
7.4.220.0130.00616.58
7.4.210.0060.00916.47
7.4.200.0000.00716.18
7.4.160.0120.00316.34
7.4.150.0070.01017.40
7.4.140.0170.00817.86
7.4.130.0060.01216.45
7.4.120.0090.01116.50
7.4.110.0100.00616.39
7.4.100.0160.01016.54
7.4.90.0110.00716.43
7.4.80.0120.00919.39
7.4.70.0090.00916.41
7.4.60.0080.01416.39
7.4.50.0080.00016.31
7.4.40.0130.00316.05
7.4.30.0060.00916.42
7.4.00.0090.00614.98
7.3.330.0000.00513.05
7.3.320.0050.00013.05
7.3.310.0000.00716.17
7.3.300.0000.00716.12
7.3.290.0100.01016.09
7.3.280.0020.01616.12
7.3.270.0100.00717.40
7.3.260.0060.01216.37
7.3.250.0150.00416.36
7.3.240.0070.01016.50
7.3.230.0060.00916.39
7.3.210.0070.01016.40
7.3.200.0180.00619.39
7.3.190.0100.01016.09
7.3.180.0000.01715.98
7.3.170.0040.01816.54
7.3.160.0100.00616.34
7.3.120.0060.00914.60
7.3.10.0040.01416.57
7.3.00.0030.01016.49
7.2.330.0120.00616.23
7.2.320.0060.01516.59
7.2.310.0100.00716.46
7.2.300.0070.01316.31
7.2.290.0120.00316.41
7.2.130.0000.01416.97
7.2.120.0090.00616.63
7.2.110.0130.00016.71
7.2.100.0040.00816.58
7.2.90.0040.01116.84
7.2.80.0060.01116.87
7.2.70.0060.01217.03
7.2.60.0040.00716.96
7.2.50.0060.00916.68
7.2.40.0050.00516.79
7.2.30.0080.00816.59
7.2.20.0070.01016.64
7.2.10.0030.00716.86
7.2.00.0080.00917.91
7.1.250.0030.00615.74
7.1.100.0030.01017.90
7.1.70.0030.01117.25
7.1.60.0150.00319.25
7.1.50.0000.01116.57
7.1.00.0030.07722.43
7.0.200.0030.00316.67
7.0.140.0000.07722.08
7.0.60.0170.07020.04
7.0.50.0070.04017.82
7.0.40.0130.08020.03
7.0.30.0230.03320.13
7.0.20.0330.04720.16
7.0.10.0070.08320.18
7.0.00.0030.09720.09
5.6.280.0030.07321.12
5.6.210.0070.07320.46
5.6.200.0070.05718.21
5.6.190.0070.09320.63
5.6.180.2870.05020.64
5.6.170.0230.05320.62
5.6.160.0070.04020.70
5.6.150.0100.08018.15
5.6.140.0030.04018.17
5.6.130.0070.04718.18
5.6.120.0100.08020.98
5.6.110.0030.06021.10
5.6.100.0070.08721.09
5.6.90.0070.04321.02
5.6.80.0100.06320.52
5.6.70.4030.03720.36
5.5.350.0130.07720.32
5.5.340.0070.05717.98
5.5.330.0030.04320.29
5.5.320.3670.04020.30
5.5.310.0300.07720.30
5.5.300.0000.04317.98
5.5.290.0070.04017.92
5.5.280.0030.09020.86
5.5.270.0070.05320.75
5.5.260.0070.07320.73
5.5.250.0030.04020.61
5.5.240.0230.03720.35
5.4.450.1030.04319.25
5.4.440.0270.03719.48
5.4.430.0430.04319.48
5.4.420.0200.04019.56
5.4.410.0370.04319.35
5.4.400.0130.05019.09
5.4.390.0270.05018.93
5.4.380.0330.06718.61
5.4.370.0470.05318.73
5.4.360.0430.05018.68
5.4.350.0500.07318.75
5.4.340.0530.04318.46
5.4.320.0040.03812.45
5.4.310.0030.04212.45
5.4.300.0070.03512.45
5.4.290.0030.04012.45
5.4.280.0060.03412.35
5.4.270.0090.03312.34
5.4.260.0070.03712.34
5.4.250.0080.03512.34
5.4.240.0070.03612.35
5.4.230.0080.03512.34
5.4.220.0040.03812.34
5.4.210.0070.03312.34
5.4.200.0070.03612.34
5.4.190.0080.03912.34
5.4.180.0020.03912.34
5.4.170.0060.03612.35
5.4.160.0020.04012.34
5.4.150.0070.03512.34
5.4.140.0050.03812.02
5.4.130.0040.03712.01
5.4.120.0040.03811.96
5.4.110.0030.03811.96
5.4.100.0040.03711.96
5.4.90.0060.03711.96
5.4.80.0070.03611.96
5.4.70.0070.03911.96
5.4.60.0060.03611.96
5.4.50.0090.03411.96
5.4.40.0070.03711.95
5.4.30.0060.03911.95
5.4.20.0080.04211.95
5.4.10.0100.04111.95
5.4.00.0080.05011.44
5.3.290.0020.04412.80
5.3.280.0110.04812.71
5.3.270.0050.04412.73
5.3.260.0050.04112.72
5.3.250.0050.04012.72
5.3.240.0090.03612.72
5.3.230.0080.03612.70
5.3.220.0040.04012.68
5.3.210.0050.04012.68
5.3.200.0100.03612.68
5.3.190.0060.04112.68
5.3.180.0080.03612.68
5.3.170.0100.03412.67
5.3.160.0070.03712.67
5.3.150.0030.04112.68
5.3.140.0060.03712.66
5.3.130.0050.04112.66
5.3.120.0090.03612.66
5.3.110.0050.04712.65
5.3.100.0070.04912.12
5.3.90.0050.04612.09
5.3.80.0060.03612.07
5.3.70.0090.04512.07
5.3.60.0090.04112.06
5.3.50.0050.04612.00
5.3.40.0060.03912.00
5.3.30.0060.03611.95
5.3.20.0070.04211.72
5.3.10.0070.03211.69
5.3.00.0050.03611.68
5.2.170.0050.0329.18
5.2.160.0070.0349.18
5.2.150.0060.0319.18
5.2.140.0080.0339.17
5.2.130.0040.0329.13
5.2.120.0030.0309.13
5.2.110.0050.0289.14
5.2.100.0010.0329.14
5.2.90.0080.0269.14
5.2.80.0040.0319.14
5.2.70.0080.0289.13
5.2.60.0040.0309.08
5.2.50.0030.0329.05
5.2.40.0110.0229.03
5.2.30.0050.0309.01
5.2.20.0060.0279.00
5.2.10.0060.0268.92
5.2.00.0030.0308.78
5.1.60.0030.0258.06
5.1.50.0060.0238.06
5.1.40.0050.0238.04
5.1.30.0080.0238.39
5.1.20.0080.0238.41
5.1.10.0010.0298.13
5.1.00.0010.0298.14
5.0.50.0050.0196.62
5.0.40.0050.0176.47
5.0.30.0020.0336.29
5.0.20.0030.0206.26
5.0.10.0060.0186.24
5.0.00.0030.0336.23
4.4.90.0020.0164.78
4.4.80.0040.0144.75
4.4.70.0030.0154.76
4.4.60.0060.0124.75
4.4.50.0060.0124.77
4.4.40.0020.0254.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0030.0154.85
4.4.00.0020.0254.76
4.3.110.0030.0214.67
4.3.100.0030.0154.66
4.3.90.0030.0154.63
4.3.80.0030.0244.58
4.3.70.0020.0164.63
4.3.60.0040.0134.63
4.3.50.0020.0164.62
4.3.40.0030.0234.54
4.3.30.0010.0183.28
4.3.20.0020.0163.25
4.3.10.0010.0163.22
4.3.00.0030.01715.27

preferences:
51.69 ms | 401 KiB | 5 Q