3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 = array(1,2,3); var_dump(array_merge($arr1, array(1,2,3)));

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)
8.3.60.0110.00416.36
8.3.50.0090.01122.90
8.3.40.0120.00618.77
8.3.30.0040.01118.96
8.3.20.0070.00020.38
8.3.10.0030.00621.73
8.3.00.0030.00617.50
8.2.180.0070.00718.04
8.2.170.0140.00322.96
8.2.160.0040.01120.32
8.2.150.0090.00024.18
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0050.00321.08
8.2.110.0100.00020.96
8.2.100.0070.00417.72
8.2.90.0060.00317.78
8.2.80.0000.00817.97
8.2.70.0030.00517.50
8.2.60.0060.00317.90
8.2.50.0070.00318.07
8.2.40.0060.00318.22
8.2.30.0040.00417.93
8.2.20.0030.00617.68
8.2.10.0000.00718.00
8.2.00.0030.00517.53
8.1.280.0110.00625.92
8.1.270.0000.00823.96
8.1.260.0020.00526.35
8.1.250.0040.00428.09
8.1.240.0030.00722.54
8.1.230.0040.00720.88
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00817.10
8.1.190.0060.00317.23
8.1.180.0080.00019.31
8.1.170.0040.00418.64
8.1.160.0040.00421.82
8.1.150.0030.00518.80
8.1.140.0050.00217.28
8.1.130.0000.00717.76
8.1.120.0000.00717.44
8.1.110.0000.00717.45
8.1.100.0000.00717.46
8.1.90.0030.00317.43
8.1.80.0050.00217.42
8.1.70.0000.00817.34
8.1.60.0080.00017.53
8.1.50.0050.00317.45
8.1.40.0040.00417.47
8.1.30.0050.00317.57
8.1.20.0080.00017.50
8.1.10.0000.00717.44
8.1.00.0060.00317.36
8.0.300.0000.00719.90
8.0.290.0000.00716.63
8.0.280.0000.00718.34
8.0.270.0000.00717.18
8.0.260.0000.00617.19
8.0.250.0070.00016.90
8.0.240.0030.00316.86
8.0.230.0080.00016.80
8.0.220.0070.00016.72
8.0.210.0000.00716.74
8.0.200.0030.00316.77
8.0.190.0000.00716.93
8.0.180.0070.00316.73
8.0.170.0040.00416.87
8.0.160.0050.00316.74
8.0.150.0050.00316.83
8.0.140.0040.00416.73
8.0.130.0050.00213.24
8.0.120.0000.00816.64
8.0.110.0050.00216.86
8.0.100.0050.00216.66
8.0.90.0070.00016.69
8.0.80.0070.01016.82
8.0.70.0040.00416.70
8.0.60.0040.00416.84
8.0.50.0000.00716.62
8.0.30.0050.01616.79
8.0.20.0090.01017.40
8.0.10.0040.00416.82
8.0.00.0140.01016.72
7.4.330.0050.00015.00
7.4.320.0000.00716.34
7.4.300.0060.00016.45
7.4.290.0030.00316.58
7.4.280.0040.00416.42
7.4.270.0050.00316.54
7.4.260.0000.01016.49
7.4.250.0040.00416.50
7.4.240.0030.00316.45
7.4.230.0070.00016.42
7.4.220.0110.00716.47
7.4.210.0100.00616.48
7.4.200.0040.00416.54
7.4.160.0040.01216.43
7.4.150.0110.00717.40
7.4.140.0060.01117.86
7.4.130.0160.00016.41
7.4.120.0100.01016.46
7.4.110.0140.00416.36
7.4.100.0090.00916.40
7.4.90.0090.00916.47
7.4.80.0140.00319.39
7.4.70.0120.00616.52
7.4.60.0070.01016.45
7.4.50.0000.00916.33
7.4.40.0120.00416.30
7.4.30.0110.00616.24
7.4.00.0110.00514.69
7.3.330.0000.00713.08
7.3.320.0060.00013.04
7.3.310.0040.00415.98
7.3.300.0030.00316.10
7.3.290.0050.01016.09
7.3.280.0090.00716.19
7.3.270.0100.00817.40
7.3.260.0160.00016.29
7.3.250.0030.01416.24
7.3.240.0110.00716.18
7.3.230.0100.01016.39
7.3.210.0120.00916.45
7.3.200.0110.00519.39
7.3.190.0130.00616.36
7.3.180.0130.00316.48
7.3.170.0130.00616.27
7.3.160.0120.00916.36
7.3.120.0180.00014.41
7.3.110.0100.00314.68
7.3.100.0040.01114.61
7.3.90.0110.00414.68
7.3.80.0070.00714.62
7.3.70.0040.00714.66
7.3.60.0100.00714.68
7.3.50.0000.01614.69
7.3.40.0040.01114.79
7.3.30.0000.00914.66
7.3.20.0000.01216.32
7.3.10.0000.01116.50
7.3.00.0100.00616.50
7.2.330.0060.01216.36
7.2.320.0180.00316.15
7.2.310.0100.01316.28
7.2.300.0140.00316.59
7.2.290.0180.00416.30
7.2.250.0080.01114.68
7.2.240.0130.00314.46
7.2.230.0070.01114.84
7.2.220.0030.01014.51
7.2.210.0050.00515.13
7.2.200.0030.00614.73
7.2.190.0030.01014.84
7.2.180.0060.00314.88
7.2.170.0030.00614.80
7.2.60.0080.00716.51
7.2.00.0030.01019.19
7.1.330.0080.00415.56
7.1.320.0060.00615.53
7.1.310.0040.01215.75
7.1.300.0070.00715.75
7.1.290.0130.00315.69
7.1.280.0030.01015.70
7.1.270.0000.00915.64
7.1.260.0060.00615.81
7.1.200.0030.00915.87
7.1.100.0000.01018.21
7.1.70.0040.00417.07
7.1.60.0060.01619.40
7.1.50.0110.00716.75
7.1.00.0070.07322.50
7.0.200.0040.00716.49
7.0.140.0000.07722.13
7.0.60.0070.04720.04
7.0.50.0030.07017.80
7.0.40.0070.05720.20
7.0.30.0230.04720.18
7.0.20.0200.07720.02
7.0.10.0070.05319.99
7.0.00.0030.04320.03
5.6.280.0030.07320.90
5.6.210.0030.04020.74
5.6.200.0030.05318.23
5.6.190.0070.07020.60
5.6.180.0230.03720.67
5.6.170.0170.05320.47
5.6.160.0030.09020.71
5.6.150.0030.04018.13
5.6.140.0030.05018.18
5.6.130.0030.07718.10
5.6.120.0070.05020.95
5.6.110.0070.04020.99
5.6.100.0100.04021.00
5.6.90.0070.05721.05
5.6.80.0100.06720.39
5.5.350.3630.02720.37
5.5.340.0000.04318.01
5.5.330.0030.07720.29
5.5.320.0330.05320.50
5.5.310.0400.06720.29
5.5.300.0070.04717.97
5.5.290.0130.06017.92
5.5.280.0200.07020.68
5.5.270.0130.03320.64
5.5.260.0100.03320.83
5.5.250.0130.08020.78
5.5.240.0130.03320.26
5.4.450.0530.03719.14
5.4.440.0170.04319.40
5.4.430.0270.04719.25
5.4.420.0270.04019.09
5.4.410.0530.08319.28
5.4.400.0300.04319.10
5.4.390.1000.04019.07
5.4.380.0070.06018.72
5.4.370.0070.06018.55
5.4.360.0130.05018.75
5.4.350.0200.04718.68
5.4.340.0100.05318.77
5.4.320.0050.05412.45
5.4.310.0110.03112.45
5.4.300.0040.03812.45
5.4.290.0060.03712.45
5.4.280.0050.03512.34
5.4.270.0060.03512.35
5.4.260.0050.03712.34
5.4.250.0060.03712.34
5.4.240.0090.03512.34
5.4.230.0040.03812.34
5.4.220.0050.03612.34
5.4.210.0060.03312.34
5.4.200.0060.03712.34
5.4.190.0050.03612.34
5.4.180.0060.03512.34
5.4.170.0050.03712.34
5.4.160.0050.03612.34
5.4.150.0080.03312.34
5.4.140.0060.04112.02
5.4.130.0060.03512.01
5.4.120.0070.03811.96
5.4.110.0020.03811.96
5.4.100.0050.03611.96
5.4.90.0070.03911.96
5.4.80.0050.03711.96
5.4.70.0050.03411.96
5.4.60.0090.03011.96
5.4.50.0080.03211.96
5.4.40.0020.03811.95
5.4.30.0040.03711.95
5.4.20.0060.03411.95
5.4.10.0070.03211.95
5.4.00.0070.03311.43
5.3.290.0030.04312.80
5.3.280.0040.03812.71
5.3.270.0070.03712.73
5.3.260.0070.03712.72
5.3.250.0060.03712.72
5.3.240.0040.03912.72
5.3.230.0080.03612.71
5.3.220.0060.03712.68
5.3.210.0050.03912.68
5.3.200.0080.03912.68
5.3.190.0080.03512.68
5.3.180.0060.03512.68
5.3.170.0040.03712.67
5.3.160.0040.03712.67
5.3.150.0030.03912.67
5.3.140.0030.03912.66
5.3.130.0040.04412.66
5.3.120.0060.03912.66
5.3.110.0030.04112.66
5.3.100.0030.04012.12
5.3.90.0080.03512.09
5.3.80.0110.03912.07
5.3.70.0070.03712.08
5.3.60.0020.04012.07
5.3.50.0090.03212.00
5.3.40.0070.03612.00
5.3.30.0040.03711.95
5.3.20.0060.03511.72
5.3.10.0090.03411.69
5.3.00.0050.03711.67
5.2.170.0040.0309.18
5.2.160.0110.0299.18
5.2.150.0060.0289.18
5.2.140.0040.0309.18
5.2.130.0040.0299.14
5.2.120.0050.0299.14
5.2.110.0040.0309.14
5.2.100.0020.0309.14
5.2.90.0010.0329.14
5.2.80.0060.0289.13
5.2.70.0030.0349.13
5.2.60.0070.0279.09
5.2.50.0060.0289.05
5.2.40.0060.0279.03
5.2.30.0060.0289.02
5.2.20.0050.0279.00
5.2.10.0050.0338.92
5.2.00.0070.0288.77
5.1.60.0050.0248.06
5.1.50.0040.0268.06
5.1.40.0020.0268.04
5.1.30.0040.0268.39
5.1.20.0060.0248.41
5.1.10.0060.0248.13
5.1.00.0040.0258.13
5.0.50.0020.0246.61
5.0.40.0030.0196.47
5.0.30.0050.0296.29
5.0.20.0040.0196.26
5.0.10.0060.0176.23
5.0.00.0040.0306.22
4.4.90.0020.0164.78
4.4.80.0040.0174.75
4.4.70.0020.0164.75
4.4.60.0050.0134.75
4.4.50.0040.0144.77
4.4.40.0040.0274.71
4.4.30.0010.0174.75
4.4.20.0020.0164.85
4.4.10.0020.0164.85
4.4.00.0030.0264.76
4.3.110.0020.0164.67
4.3.100.0020.0164.67
4.3.90.0040.0134.63
4.3.80.0040.0234.58
4.3.70.0040.0134.63
4.3.60.0050.0124.63
4.3.50.0040.0144.63
4.3.40.0030.0234.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0030.0143.22
4.3.00.0000.02015.91

preferences:
40.88 ms | 401 KiB | 5 Q