3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Merge Arrays $arrayMerged = array_merge([1, 2, 3], [201, 4, 450, 2]); $Merged2 = array_merge( $arrayMerged, [201, 4, 450, 2] ); // Print print_r($arrayMerged); print_r($Merged2);

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)
8.3.60.0140.00718.43
8.3.50.0100.01121.89
8.3.40.0140.00018.63
8.3.30.0070.00718.84
8.3.20.0040.00420.13
8.3.10.0000.00820.41
8.3.00.0060.00319.08
8.2.180.0070.00716.63
8.2.170.0100.00322.96
8.2.160.0140.00720.25
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0060.01226.16
8.2.120.0110.00722.06
8.2.110.0040.00420.57
8.2.100.0000.01019.29
8.2.90.0040.00419.09
8.2.80.0000.00817.97
8.2.70.0040.00417.38
8.2.60.0000.00917.80
8.2.50.0080.00218.07
8.2.40.0030.00618.02
8.2.30.0050.00219.37
8.2.20.0040.00417.62
8.2.10.0030.00517.91
8.2.00.0030.00517.62
8.1.280.0090.00925.92
8.1.270.0050.00322.04
8.1.260.0140.00426.35
8.1.250.0000.00828.09
8.1.240.0040.00423.96
8.1.230.0030.00719.01
8.1.220.0000.00817.74
8.1.210.0040.00818.77
8.1.200.0030.00617.23
8.1.190.0080.00017.00
8.1.180.0100.00018.10
8.1.170.0080.00018.59
8.1.160.0050.00321.93
8.1.150.0000.00718.81
8.1.140.0030.00517.32
8.1.130.0000.00717.75
8.1.120.0040.00417.39
8.1.110.0000.00817.39
8.1.100.0050.00317.43
8.1.90.0070.00017.44
8.1.80.0070.00017.39
8.1.70.0000.00717.27
8.1.60.0090.00017.46
8.1.50.0060.00317.33
8.1.40.0040.00417.45
8.1.30.0060.00317.57
8.1.20.0070.00017.58
8.1.10.0070.00017.43
8.1.00.0070.00017.31
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00818.42
8.0.270.0070.00016.71
8.0.260.0030.00317.07
8.0.250.0030.00316.85
8.0.240.0040.00416.75
8.0.230.0030.00316.79
8.0.220.0030.00316.71
8.0.210.0000.00716.72
8.0.200.0030.00616.93
8.0.190.0000.00716.89
8.0.180.0070.00016.74
8.0.170.0040.00416.87
8.0.160.0060.00316.92
8.0.150.0000.00716.61
8.0.140.0000.00716.63
8.0.130.0000.00613.21
8.0.120.0040.00416.83
8.0.110.0000.00716.66
8.0.100.0000.00716.80
8.0.90.0000.00716.74
8.0.80.0060.00916.82
8.0.70.0080.00016.77
8.0.60.0040.00416.66
8.0.50.0070.00016.71
8.0.30.0090.01117.14
8.0.20.0130.00917.40
8.0.10.0050.00216.91
8.0.00.0070.01116.64
7.4.330.0040.00015.00
7.4.320.0000.00716.39
7.4.300.0000.00616.38
7.4.290.0070.00016.54
7.4.280.0030.00316.55
7.4.270.0060.00016.54
7.4.260.0040.00416.54
7.4.250.0000.00716.34
7.4.240.0000.00716.47
7.4.230.0030.00316.55
7.4.220.0090.00916.52
7.4.210.0040.01116.34
7.4.200.0000.00716.51
7.4.160.0120.00316.19
7.4.150.0150.00417.40
7.4.140.0080.01217.86
7.4.130.0090.01016.34
7.4.120.0080.00916.50
7.4.110.0100.00716.35
7.4.100.0120.00616.37
7.4.90.0090.00916.59
7.4.80.0100.00719.39
7.4.70.0100.00616.43
7.4.60.0080.00816.34
7.4.50.0000.00616.38
7.4.40.0070.01016.08
7.4.30.0100.00716.31
7.4.00.0040.01214.67
7.3.330.0000.00612.94
7.3.320.0050.00012.98
7.3.310.0070.00015.96
7.3.300.0030.00316.09
7.3.290.0000.01416.13
7.3.280.0120.00416.10
7.3.270.0090.00917.40
7.3.260.0030.01516.30
7.3.250.0090.01016.23
7.3.240.0040.01416.50
7.3.230.0030.01316.41
7.3.210.0090.00916.16
7.3.200.0100.00719.39
7.3.190.0120.01216.30
7.3.180.0150.00316.39
7.3.170.0190.00316.40
7.3.160.0030.01316.21
7.2.330.0150.00316.54
7.2.320.0090.00916.21
7.2.310.0070.01016.47
7.2.300.0100.00716.37
7.2.290.0120.00916.30
7.1.70.0060.00617.07
7.1.60.0150.00619.12
7.1.50.0100.01316.90
7.1.00.0130.06322.42
7.0.200.0000.00716.71
7.0.140.0070.07022.12
7.0.60.0100.08019.84
7.0.50.0100.03317.86
7.0.40.0030.08720.02
7.0.30.0370.06720.13
7.0.20.0300.07320.20
7.0.10.0100.07720.09
7.0.00.0030.04320.15
5.6.280.0030.07021.14
5.6.210.0100.07720.56
5.6.200.0100.08018.29
5.6.190.0100.08020.63
5.6.180.0330.06720.41
5.6.170.0230.04320.59
5.6.160.0000.08020.44
5.6.150.0070.08718.15
5.6.140.0100.05018.23
5.6.130.0070.08718.23
5.6.120.0100.07321.01
5.6.110.0130.08321.00
5.6.100.0100.03720.97
5.6.90.0000.04720.98
5.6.80.0170.07320.27
5.5.350.4170.04320.31
5.5.340.0030.08718.07
5.5.330.0100.05720.31
5.5.320.0130.04320.28
5.5.310.0270.07720.30
5.5.300.0030.04717.97
5.5.290.0070.08017.92
5.5.280.0100.04320.86
5.5.270.0000.04320.71
5.5.260.0100.08320.63
5.5.250.0070.07720.69
5.5.240.0000.08020.17
5.4.450.0530.05319.61
5.4.440.0830.05719.58
5.4.430.0070.05719.70
5.4.420.0700.05319.38
5.4.410.0670.04719.45
5.4.400.0700.04719.31
5.4.390.0630.06019.38
5.4.380.0500.04718.77
5.4.370.0600.06318.76
5.4.360.0370.05718.82
5.4.350.0370.05718.53
5.4.340.0500.06318.85
5.4.320.0020.04112.48
5.4.310.0060.04312.48
5.4.300.0080.03912.48
5.4.290.0050.04012.48
5.4.280.0070.04212.38
5.4.270.0090.03712.38
5.4.260.0080.04412.38
5.4.250.0040.03912.38
5.4.240.0090.03712.38
5.4.230.0070.03712.37
5.4.220.0060.04112.37
5.4.210.0060.03712.37
5.4.200.0160.04812.37
5.4.190.0040.03712.36
5.4.180.0050.03612.37
5.4.170.0050.03712.38
5.4.160.0050.03712.37
5.4.150.0080.03612.37
5.4.140.0070.03612.05
5.4.130.0060.03612.04
5.4.120.0040.03712.00
5.4.110.0040.03611.99
5.4.100.0060.03712.00
5.4.90.0090.03811.99
5.4.80.0070.04111.99
5.4.70.0120.03111.99
5.4.60.0090.03011.99
5.4.50.0040.04211.99
5.4.40.0050.03711.98
5.4.30.0040.03711.98
5.4.20.0010.04311.98
5.4.10.0090.03111.98
5.4.00.0060.03511.47
5.3.290.0100.04812.80
5.3.280.0060.03912.71
5.3.270.0080.04012.72
5.3.260.0060.04112.71
5.3.250.0040.03912.72
5.3.240.0090.03512.72
5.3.230.0070.04012.71
5.3.220.0080.03712.68
5.3.210.0070.04212.68
5.3.200.0060.04312.68
5.3.190.0070.03712.68
5.3.180.0050.03712.68
5.3.170.0070.03512.67
5.3.160.0100.03112.67
5.3.150.0060.03712.68
5.3.140.0080.03512.66
5.3.130.0050.04512.66
5.3.120.0080.04012.66
5.3.110.0060.04812.65
5.3.100.0040.04012.12
5.3.90.0090.04212.09
5.3.80.0110.04012.07
5.3.70.0080.03612.07
5.3.60.0070.03612.07
5.3.50.0050.03612.00
5.3.40.0040.03712.00
5.3.30.0060.04111.95
5.3.20.0080.03811.72
5.3.10.0070.03311.70
5.3.00.0050.03811.68
5.2.170.0060.0379.18
5.2.160.0020.0359.18
5.2.150.0080.0289.18
5.2.140.0060.0309.18
5.2.130.0040.0299.14
5.2.120.0040.0309.14
5.2.110.0040.0349.14
5.2.100.0030.0309.14
5.2.90.0050.0299.14
5.2.80.0040.0319.14
5.2.70.0030.0319.14
5.2.60.0040.0309.09
5.2.50.0050.0329.05
5.2.40.0030.0299.04
5.2.30.0050.0299.01
5.2.20.0060.0339.00
5.2.10.0040.0308.92
5.2.00.0070.0278.78
5.1.60.0040.0358.07
5.1.50.0040.0308.06
5.1.40.0060.0238.05
5.1.30.0070.0238.39
5.1.20.0070.0248.42
5.1.10.0060.0248.14
5.1.00.0040.0278.14
5.0.50.0050.0256.62
5.0.40.0050.0226.48
5.0.30.0050.0336.29
5.0.20.0040.0206.27
5.0.10.0010.0226.24
5.0.00.0020.0316.23
4.4.90.0020.0164.78
4.4.80.0050.0134.75
4.4.70.0060.0124.75
4.4.60.0050.0134.76
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0050.0134.67
4.3.100.0020.0164.66
4.3.90.0030.0174.63
4.3.80.0030.0244.59
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0040.0144.63
4.3.40.0030.0244.54
4.3.30.0030.0193.29
4.3.20.0060.0193.27
4.3.10.0010.0173.22
4.3.00.0230.0137.68

preferences:
44.97 ms | 401 KiB | 5 Q