3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name = array(0 => 'mark', 'jones', 'alex'); $age = array(0 => 12, 23, 34); $country = array(0 => 'USA', 'UK', 'Canada'); $values = array_merge_recursive($name, $age, $country); print_r($values);

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)
8.3.60.0110.01118.25
8.3.50.0140.00722.08
8.3.40.0040.01118.57
8.3.30.0150.00018.83
8.3.20.0040.00420.12
8.3.10.0000.00723.54
8.3.00.0040.00420.96
8.2.180.0070.01116.75
8.2.170.0080.00822.96
8.2.160.0130.00320.57
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0090.00926.16
8.2.120.0040.00420.89
8.2.110.0060.00322.12
8.2.100.0090.00320.35
8.2.90.0040.00418.98
8.2.80.0030.00517.97
8.2.70.0080.00017.38
8.2.60.0090.00017.80
8.2.50.0040.00418.07
8.2.40.0000.00819.94
8.2.30.0000.00918.22
8.2.20.0040.00417.48
8.2.10.0040.00417.92
8.2.00.0030.00517.67
8.1.280.0100.00325.92
8.1.270.0050.00323.84
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0040.00422.20
8.1.230.0110.00018.91
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00917.13
8.1.190.0000.00817.13
8.1.180.0000.00918.10
8.1.170.0040.00418.59
8.1.160.0040.00421.84
8.1.150.0070.00018.57
8.1.140.0070.00017.36
8.1.130.0030.00317.89
8.1.120.0030.00317.32
8.1.110.0040.00417.47
8.1.100.0000.00717.25
8.1.90.0000.00717.40
8.1.80.0040.00417.27
8.1.70.0030.00317.32
8.1.60.0000.00817.39
8.1.50.0000.00717.40
8.1.40.0030.00617.40
8.1.30.0040.00417.41
8.1.20.0000.00917.61
8.1.10.0030.00517.34
8.1.00.0040.00417.35
8.0.300.0070.00018.77
8.0.290.0040.00417.16
8.0.280.0050.00218.37
8.0.270.0040.00417.23
8.0.260.0000.00817.13
8.0.250.0030.00316.78
8.0.240.0000.00816.79
8.0.230.0000.00716.74
8.0.220.0030.00316.89
8.0.210.0030.00316.84
8.0.200.0030.00316.88
8.0.190.0040.00416.90
8.0.180.0050.00316.70
8.0.170.0000.00716.76
8.0.160.0050.00316.82
8.0.150.0040.00416.65
8.0.140.0030.00316.79
8.0.130.0030.00313.24
8.0.120.0030.00516.74
8.0.110.0020.00516.76
8.0.100.0000.00716.76
8.0.90.0070.00016.93
8.0.80.0080.00816.86
8.0.70.0000.00716.78
8.0.60.0040.00316.77
8.0.50.0040.00416.72
8.0.30.0150.00816.93
8.0.20.0110.00717.40
8.0.10.0080.00016.88
8.0.00.0100.00816.79
7.4.330.0000.00515.09
7.4.320.0030.00316.53
7.4.300.0030.00316.52
7.4.290.0030.00716.38
7.4.280.0000.00716.52
7.4.270.0080.00016.54
7.4.260.0040.00416.45
7.4.250.0000.00816.43
7.4.240.0040.00416.54
7.4.230.0040.00416.41
7.4.220.0070.01316.57
7.4.210.0120.00316.50
7.4.200.0050.00216.62
7.4.160.0100.00716.23
7.4.150.0090.00917.40
7.4.140.0130.00817.86
7.4.130.0110.00616.47
7.4.120.0100.00616.46
7.4.110.0030.01416.45
7.4.100.0170.00616.44
7.4.90.0100.00716.20
7.4.80.0210.00019.39
7.4.70.0120.00616.36
7.4.60.0100.01016.31
7.4.50.0040.00416.59
7.4.40.0100.01016.36
7.4.30.0060.00916.53
7.4.00.0070.00714.48
7.3.330.0000.00613.00
7.3.320.0020.00212.93
7.3.310.0040.00416.17
7.3.300.0040.00416.10
7.3.290.0100.01016.13
7.3.280.0070.00916.17
7.3.270.0140.01017.40
7.3.260.0120.00916.42
7.3.250.0110.00916.30
7.3.240.0130.00916.35
7.3.230.0090.00616.39
7.3.210.0110.00616.12
7.3.200.0100.00619.39
7.3.190.0060.01316.16
7.3.180.0100.00716.07
7.3.170.0070.01016.27
7.3.160.0120.00316.07
7.3.120.0090.00614.76
7.3.10.0060.00816.13
7.3.00.0120.01016.21
7.2.330.0120.00616.50
7.2.320.0070.01016.36
7.2.310.0060.01116.59
7.2.300.0050.01816.10
7.2.290.0150.00916.65
7.2.130.0090.01416.47
7.2.120.0180.00516.57
7.2.110.0090.00316.80
7.2.100.0140.00016.73
7.2.90.0120.01216.78
7.2.80.0070.01016.82
7.2.70.0090.00917.01
7.2.60.0130.00516.69
7.2.50.0070.01016.62
7.2.40.0040.00716.60
7.2.30.0090.00916.44
7.2.20.0060.00616.76
7.2.10.0030.00716.97
7.2.00.0030.01018.00
7.1.250.0100.00515.72
7.1.200.0060.00615.83
7.1.100.0200.00218.09
7.1.70.0060.00617.12
7.1.60.0130.00719.70
7.1.50.0180.02116.85
7.1.00.0130.06722.32
7.0.200.0050.00515.03
7.0.140.0030.07322.10
7.0.60.0230.06719.93
7.0.50.0070.04717.88
7.0.40.0070.08320.16
7.0.30.0470.06020.36
7.0.20.0270.04320.23
7.0.10.0030.04320.16
7.0.00.0100.03720.08
5.6.280.0070.07021.07
5.6.210.0100.07020.46
5.6.200.0070.08318.17
5.6.190.0200.07320.62
5.6.180.4130.04720.50
5.6.170.0170.06020.58
5.6.160.0070.04020.46
5.6.150.0100.07718.19
5.6.140.0070.08318.23
5.6.130.0100.08018.15
5.6.120.0070.07021.09
5.6.110.0130.07321.16
5.6.100.0130.06721.06
5.6.90.0100.08021.07
5.6.80.0130.07020.28
5.6.70.4530.03320.27
5.5.350.0200.07320.36
5.5.340.0000.05717.94
5.5.330.0130.03720.13
5.5.320.3430.04320.41
5.5.310.0230.08020.33
5.5.300.0000.04017.98
5.5.290.0130.03718.00
5.5.280.0100.08320.87
5.5.270.0130.07720.86
5.5.260.0100.08020.79
5.5.250.0030.04720.60
5.5.240.0230.07320.22
5.4.450.0370.04728.29
5.4.440.0370.04028.28
5.4.430.0270.03728.28
5.4.420.0570.04328.28
5.4.410.0330.04028.28
5.4.400.0300.04028.28
5.4.390.0270.03728.05
5.4.380.0170.05018.45
5.4.370.0070.06018.78
5.4.360.0100.06018.84
5.4.350.0170.05018.80
5.4.340.0130.05018.72
5.4.320.0070.03612.48
5.4.310.0040.04112.48
5.4.300.0090.04912.48
5.4.290.0080.05312.48
5.4.280.0110.04712.38
5.4.270.0100.04712.38
5.4.260.0060.05412.38
5.4.250.0120.04812.38
5.4.240.0080.05012.38
5.4.230.0080.04512.37
5.4.220.0110.03312.37
5.4.210.0090.03412.37
5.4.200.0090.03412.37
5.4.190.0080.03912.36
5.4.180.0100.03312.36
5.4.170.0100.03712.38
5.4.160.0110.04112.38
5.4.150.0070.03712.37
5.4.140.0170.05512.05
5.4.130.0070.04112.04
5.4.120.0100.03712.00
5.4.110.0070.03712.00
5.4.100.0070.03511.99
5.4.90.0040.03912.00
5.4.80.0050.04111.99
5.4.70.0070.03711.99
5.4.60.0040.03711.99
5.4.50.0070.03411.99
5.4.40.0090.03311.98
5.4.30.0060.03811.98
5.4.20.0060.03711.98
5.4.10.0040.03711.98
5.4.00.0060.03711.47
5.3.290.0070.03912.80
5.3.280.0060.04512.71
5.3.270.0040.04212.72
5.3.260.0100.03712.72
5.3.250.0070.03812.71
5.3.240.0080.03612.72
5.3.230.0050.04112.71
5.3.220.0100.03412.68
5.3.210.0060.03912.68
5.3.200.0090.03412.68
5.3.190.0050.04112.68
5.3.180.0060.04012.67
5.3.170.0070.03812.67
5.3.160.0070.03712.67
5.3.150.0070.03812.68
5.3.140.0100.03412.66
5.3.130.0100.03812.66
5.3.120.0080.03812.66
5.3.110.0100.03712.66
5.3.100.0060.03912.12
5.3.90.0080.04312.09
5.3.80.0100.04612.08
5.3.70.0040.04012.08
5.3.60.0050.03912.06
5.3.50.0070.04812.01
5.3.40.0070.03712.01
5.3.30.0090.03311.97
5.3.20.0040.03711.75
5.3.10.0070.03411.71
5.3.00.0100.04111.71
5.2.170.0050.0349.20
5.2.160.0070.0349.20
5.2.150.0040.0349.20
5.2.140.0050.0339.20
5.2.130.0090.0329.16
5.2.120.0040.0309.16
5.2.110.0050.0309.17
5.2.100.0060.0299.16
5.2.90.0090.0289.16
5.2.80.0040.0339.16
5.2.70.0050.0329.16
5.2.60.0020.0339.11
5.2.50.0060.0319.09
5.2.40.0050.0309.06
5.2.30.0070.0299.04
5.2.20.0050.0299.03
5.2.10.0070.0318.93
5.2.00.0060.0318.79
5.1.60.0070.0238.08
5.1.50.0030.0268.07
5.1.40.0050.0258.05
5.1.30.0060.0258.41
5.1.20.0060.0288.43
5.1.10.0060.0248.15
5.1.00.0040.0258.15
5.0.50.0040.0236.63
5.0.40.0040.0216.49
5.0.30.0050.0296.30
5.0.20.0030.0206.27
5.0.10.0040.0196.25
5.0.00.0040.0346.24
4.4.90.0070.0184.78
4.4.80.0040.0204.75
4.4.70.0080.0164.75
4.4.60.0040.0214.76
4.4.50.0090.0174.77
4.4.40.0040.0324.71
4.4.30.0060.0184.76
4.4.20.0030.0214.85
4.4.10.0060.0184.85
4.4.00.0030.0324.76
4.3.110.0060.0204.67
4.3.100.0050.0224.67
4.3.90.0030.0224.64
4.3.80.0020.0314.59
4.3.70.0030.0184.63
4.3.60.0020.0204.63
4.3.50.0070.0164.63
4.3.40.0030.0264.54
4.3.30.0040.0153.29
4.3.20.0010.0183.27
4.3.10.0020.0163.23
4.3.00.0030.01727.68

preferences:
38.92 ms | 401 KiB | 5 Q