3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['job' => 1, 'purpose' => 1]; $b = ['job' => 2, 'purpose' => 2]; var_dump([$a, 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)
8.3.60.0110.00416.75
8.3.50.0160.00222.92
8.3.40.0120.00318.61
8.3.30.0100.00318.92
8.3.20.0040.00420.12
8.3.10.0060.00323.53
8.3.00.0050.00319.13
8.2.180.0150.00018.18
8.2.170.0110.00422.96
8.2.160.0030.01220.28
8.2.150.0150.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0070.00320.85
8.2.110.0060.00320.99
8.2.100.0080.00417.84
8.2.90.0040.00417.63
8.2.80.0040.00417.97
8.2.70.0050.00317.80
8.2.60.0070.00417.93
8.2.50.0050.00318.10
8.2.40.0070.00320.64
8.2.30.0020.00519.35
8.2.20.0040.00417.57
8.2.10.0000.00718.10
8.2.00.0000.00717.66
8.1.280.0100.00725.92
8.1.270.0040.00423.76
8.1.260.0070.00026.35
8.1.250.0070.00728.09
8.1.240.0060.00323.92
8.1.230.0110.00019.02
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0050.00317.35
8.1.180.0050.00318.10
8.1.170.0040.00418.65
8.1.160.0030.00321.99
8.1.150.0040.00418.84
8.1.140.0040.00417.36
8.1.130.0050.00317.82
8.1.120.0050.00217.46
8.1.110.0050.00317.50
8.1.100.0070.00017.38
8.1.90.0040.00417.51
8.1.80.0060.00317.41
8.1.70.0070.00017.41
8.1.60.0000.00917.59
8.1.50.0040.00417.55
8.1.40.0060.00317.38
8.1.30.0090.00017.59
8.1.20.0000.00817.71
8.1.10.0000.00817.49
8.1.00.0040.00417.41
8.0.300.0000.01119.64
8.0.290.0000.00816.75
8.0.280.0070.00018.31
8.0.270.0070.00017.28
8.0.260.0060.00017.24
8.0.250.0000.00716.88
8.0.240.0030.00316.98
8.0.230.0000.00816.96
8.0.220.0030.00516.91
8.0.210.0070.00016.90
8.0.200.0070.00016.93
8.0.190.0040.00416.95
8.0.180.0030.00616.91
8.0.170.0000.00716.89
8.0.160.0030.00316.90
8.0.150.0000.00716.81
8.0.140.0000.00816.80
8.0.130.0050.00013.27
8.0.120.0040.00416.75
8.0.110.0070.00016.84
8.0.100.0040.00416.89
8.0.90.0070.00016.91
8.0.80.0070.01316.92
8.0.70.0070.00016.89
8.0.60.0050.00316.93
8.0.50.0000.00816.75
8.0.30.0120.01216.91
8.0.20.0130.00617.40
8.0.10.0040.00416.99
8.0.00.0100.01316.79
7.4.330.0000.00515.09
7.4.320.0030.00316.54
7.4.300.0030.00316.58
7.4.290.0060.00316.35
7.4.280.0030.00516.53
7.4.270.0000.00816.56
7.4.260.0030.00716.47
7.4.250.0000.00716.45
7.4.240.0030.00316.53
7.4.230.0000.00716.40
7.4.220.0110.01416.61
7.4.210.0060.01516.59
7.4.200.0070.00016.42
7.4.160.0060.01116.50
7.4.150.0040.01917.40
7.4.140.0130.00917.86
7.4.130.0110.00816.42
7.4.120.0090.00916.42
7.4.110.0110.00716.38
7.4.100.0120.00616.40
7.4.90.0060.01116.68
7.4.80.0070.01119.39
7.4.70.0060.01116.72
7.4.60.0110.00816.47
7.4.50.0040.00416.36
7.4.40.0060.01116.67
7.4.30.0000.01516.34
7.4.00.0090.00514.91
7.3.330.0060.00012.99
7.3.320.0060.00013.19
7.3.310.0030.00316.33
7.3.300.0060.00016.14
7.3.290.0130.00716.26
7.3.280.0100.00916.27
7.3.270.0160.00917.40
7.3.260.0140.00416.56
7.3.250.0130.00616.44
7.3.240.0120.00416.35
7.3.230.0030.01416.39
7.3.210.0140.00416.21
7.3.200.0140.00316.28
7.3.190.0160.00616.41
7.3.180.0090.00616.37
7.3.170.0070.01016.27
7.3.160.0120.00316.33
7.3.120.0100.01014.68
7.3.110.0110.00414.96
7.3.100.0100.00314.54
7.3.90.0040.01114.86
7.3.80.0040.00815.07
7.3.70.0000.01514.93
7.3.60.0100.00314.77
7.3.50.0120.00314.89
7.3.40.0110.00414.72
7.3.30.0060.00614.72
7.3.20.0030.00616.75
7.3.10.0100.00316.54
7.3.00.0050.01016.49
7.2.330.0090.01516.30
7.2.320.0070.01016.53
7.2.310.0060.01216.55
7.2.300.0090.00916.30
7.2.290.0070.01116.74
7.2.250.0030.01015.13
7.2.240.0130.00314.84
7.2.230.0090.00914.95
7.2.220.0040.00815.09
7.2.210.0070.00714.55
7.2.200.0060.00915.03
7.2.190.0060.00614.89
7.2.180.0040.00815.09
7.2.170.0030.01014.94
7.2.130.0120.00016.24
7.2.120.0070.00716.59
7.2.110.0060.00916.37
7.2.100.0070.01416.67
7.2.90.0060.01016.69
7.2.80.0090.00916.76
7.2.70.0040.00816.63
7.2.60.0110.01016.75
7.2.50.0150.00016.71
7.2.40.0100.00716.65
7.2.30.0080.00316.91
7.2.20.0090.00016.67
7.2.10.0120.00616.80
7.2.00.0080.00518.03
7.1.330.0080.00815.94
7.1.320.0070.00715.73
7.1.310.0070.00715.59
7.1.300.0060.00315.78
7.1.290.0070.01115.94
7.1.280.0040.00715.84
7.1.270.0060.00615.98
7.1.260.0080.00015.77
7.1.250.0030.00615.83
7.1.200.0090.00315.70
7.1.100.0030.00918.10
7.1.70.0030.00617.25
7.1.60.0100.01319.46
7.1.50.0100.01416.96
7.1.00.0130.06722.28
7.0.200.0090.00016.69
7.0.140.0000.07722.01
7.0.60.0070.06019.79
7.0.50.0130.07317.66
7.0.40.0100.08720.20
7.0.30.0470.04320.16
7.0.20.0330.07320.19
7.0.10.0200.03720.30
7.0.00.0170.07020.20
5.6.280.0000.07721.08
5.6.210.0030.04320.61
5.6.200.0000.04318.19
5.6.190.0070.04020.77
5.6.180.0130.04720.41
5.6.170.0170.04320.48
5.6.160.0130.07720.42
5.6.150.0030.04318.17
5.6.140.0070.08018.21
5.6.130.0200.07018.21
5.6.120.0030.04720.98
5.6.110.0070.08720.88
5.6.100.0170.06720.88
5.6.90.0170.06721.11
5.6.80.0200.06720.50
5.6.70.0030.05020.38
5.5.350.0170.07320.40
5.5.340.0070.04717.98
5.5.330.0070.03720.23
5.5.320.0330.05720.28
5.5.310.0330.07320.29
5.5.300.0000.04317.95
5.5.290.0030.04017.96
5.5.280.0030.04320.84
5.5.270.0030.08320.64
5.5.260.0100.07720.83
5.5.250.0070.06320.77
5.5.240.4000.03320.06
5.4.450.0470.04719.46
5.4.440.0200.04319.41
5.4.430.0500.03719.23
5.4.420.0430.04319.54
5.4.410.0200.04318.97
5.4.400.0430.04719.09
5.4.390.0330.04319.08
5.4.380.0300.05318.73
5.4.370.0270.05018.50
5.4.360.0300.05018.52
5.4.350.0430.05318.62
5.4.340.0370.04718.61
5.4.320.0080.03312.45
5.4.310.0060.03912.45
5.4.300.0090.03612.45
5.4.290.0070.03712.45
5.4.280.0050.03712.34
5.4.270.0080.03912.35
5.4.260.0060.03712.34
5.4.250.0050.03912.34
5.4.240.0070.03512.34
5.4.230.0100.03512.34
5.4.220.0100.03212.34
5.4.210.0060.03512.34
5.4.200.0080.04012.34
5.4.190.0090.04112.33
5.4.180.0060.03712.34
5.4.170.0090.04012.35
5.4.160.0060.03912.34
5.4.150.0080.03712.34
5.4.140.0070.03712.02
5.4.130.0070.03912.01
5.4.120.0120.03011.96
5.4.110.0080.04011.96
5.4.100.0050.03711.96
5.4.90.0080.03611.96
5.4.80.0110.03311.97
5.4.70.0100.03311.96
5.4.60.0090.03211.96
5.4.50.0060.03411.96
5.4.40.0090.03211.95
5.4.30.0090.03311.94
5.4.20.0060.05011.94
5.4.10.0060.04811.95
5.4.00.0080.03611.43
5.3.290.0070.04112.80
5.3.280.0060.03712.71
5.3.270.0090.03712.72
5.3.260.0100.03712.72
5.3.250.0080.03412.72
5.3.240.0070.03612.72
5.3.230.0070.03712.71
5.3.220.0090.03412.68
5.3.210.0060.04012.68
5.3.200.0060.03712.68
5.3.190.0050.03812.68
5.3.180.0090.03412.67
5.3.170.0060.03712.67
5.3.160.0070.04212.67
5.3.150.0100.03912.68
5.3.140.0080.03412.66
5.3.130.0080.03812.66
5.3.120.0090.04312.66
5.3.110.0040.04412.66
5.3.100.0120.04512.12
5.3.90.0100.03412.08
5.3.80.0090.03512.08
5.3.70.0060.03812.07
5.3.60.0080.03912.07
5.3.50.0080.03812.00
5.3.40.0060.03712.00
5.3.30.0090.03211.96
5.3.20.0050.03811.72
5.3.10.0040.03911.70
5.3.00.0070.04011.68
5.2.170.0030.0329.18
5.2.160.0040.0299.18
5.2.150.0080.0359.18
5.2.140.0050.0309.18
5.2.130.0060.0289.14
5.2.120.0060.0279.13
5.2.110.0060.0349.14
5.2.100.0080.0259.14
5.2.90.0050.0289.14
5.2.80.0050.0309.14
5.2.70.0040.0319.14
5.2.60.0030.0389.09
5.2.50.0090.0299.05
5.2.40.0060.0319.03
5.2.30.0060.0299.02
5.2.20.0040.0299.00
5.2.10.0050.0278.93
5.2.00.0040.0298.79
5.1.60.0060.0228.07
5.1.50.0050.0258.07
5.1.40.0040.0258.04
5.1.30.0050.0258.40
5.1.20.0040.0298.42
5.1.10.0030.0318.14
5.1.00.0050.0328.14
5.0.50.0020.0236.62
5.0.40.0030.0206.48
5.0.30.0040.0316.29
5.0.20.0030.0206.26
5.0.10.0050.0286.24
5.0.00.0040.0356.23
4.4.90.0040.0144.78
4.4.80.0040.0174.75
4.4.70.0030.0174.76
4.4.60.0030.0154.75
4.4.50.0020.0184.77
4.4.40.0010.0274.71
4.4.30.0060.0144.76
4.4.20.0030.0164.84
4.4.10.0030.0164.85
4.4.00.0020.0284.75
4.3.110.0030.0194.67
4.3.100.0030.0154.66
4.3.90.0030.0144.63
4.3.80.0030.0244.58
4.3.70.0040.0134.63
4.3.60.0030.0154.62
4.3.50.0050.0134.63
4.3.40.0040.0244.54
4.3.30.0030.0173.29
4.3.20.0050.0183.26
4.3.10.0010.0173.22
4.3.00.0030.01718.56

preferences:
51.67 ms | 401 KiB | 5 Q