3v4l.org

run code in 300+ PHP versions simultaneously
<?php $one = array('key'=>'val'); $two = array(0=>array('key1'=>'val1'), 1=>array('key2'=>'val2')); array_unshift($one, $two); var_dump($two);

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)
8.3.60.0170.00318.43
8.3.50.0150.00721.99
8.3.40.0110.00318.66
8.3.30.0110.00418.79
8.3.20.0040.00420.16
8.3.10.0030.00622.10
8.3.00.0040.00422.48
8.2.180.0090.00616.38
8.2.170.0080.00822.96
8.2.160.0140.00020.53
8.2.150.0040.00424.18
8.2.140.0130.00724.66
8.2.130.0040.00426.16
8.2.120.0030.00519.23
8.2.110.0060.00319.21
8.2.100.0040.00817.55
8.2.90.0000.00819.05
8.2.80.0050.00317.97
8.2.70.0000.00917.50
8.2.60.0000.00817.68
8.2.50.0060.00318.07
8.2.40.0040.00418.03
8.2.30.0000.00717.90
8.2.20.0000.00717.59
8.2.10.0040.00417.49
8.2.00.0040.00417.63
8.1.280.0100.01025.92
8.1.270.0040.00422.21
8.1.260.0040.00426.35
8.1.250.0000.00928.09
8.1.240.0030.00621.16
8.1.230.0040.00817.42
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0040.00418.66
8.1.160.0070.00021.81
8.1.150.0000.00818.47
8.1.140.0000.00717.42
8.1.130.0000.00817.82
8.1.120.0000.00717.26
8.1.110.0000.00717.30
8.1.100.0050.00217.26
8.1.90.0040.00417.30
8.1.80.0000.00717.26
8.1.70.0030.00317.28
8.1.60.0030.00617.42
8.1.50.0000.00717.42
8.1.40.0000.00817.43
8.1.30.0000.00717.50
8.1.20.0050.00317.44
8.1.10.0050.00217.43
8.1.00.0040.00417.44
8.0.300.0030.00618.77
8.0.290.0000.00916.75
8.0.280.0040.00418.47
8.0.270.0040.00417.20
8.0.260.0030.00316.68
8.0.250.0070.00016.78
8.0.240.0040.00416.85
8.0.230.0050.00216.87
8.0.220.0040.00416.84
8.0.210.0040.00316.81
8.0.200.0040.00416.90
8.0.190.0050.00316.78
8.0.180.0030.00316.73
8.0.170.0040.00416.75
8.0.160.0030.00616.75
8.0.150.0000.00716.84
8.0.140.0050.00316.77
8.0.130.0030.00313.24
8.0.120.0040.00416.68
8.0.110.0080.00016.74
8.0.100.0000.00816.66
8.0.90.0000.00716.77
8.0.80.0090.00816.83
8.0.70.0040.00416.70
8.0.60.0040.00416.70
8.0.50.0040.00416.81
8.0.30.0120.00716.90
8.0.20.0160.00617.40
8.0.10.0070.00016.82
8.0.00.0080.01416.73
7.4.330.0000.00515.00
7.4.320.0030.00316.51
7.4.300.0060.00016.47
7.4.290.0030.00316.45
7.4.280.0000.00616.40
7.4.270.0000.00716.50
7.4.260.0030.00416.50
7.4.250.0000.00716.49
7.4.240.0040.00416.54
7.4.230.0030.00316.32
7.4.220.0090.00916.48
7.4.210.0070.00716.50
7.4.200.0030.00316.53
7.4.190.0050.00216.39
7.4.160.0110.00616.30
7.4.150.0090.00917.40
7.4.140.0140.00517.86
7.4.130.0110.00716.40
7.4.120.0100.00816.36
7.4.110.0060.01216.27
7.4.100.0130.00616.26
7.4.90.0140.00416.34
7.4.80.0140.00719.39
7.4.70.0170.00316.40
7.4.60.0110.00716.43
7.4.50.0060.00316.38
7.4.40.0030.01322.77
7.4.30.0090.01216.41
7.4.00.0000.01214.71
7.3.330.0000.00613.02
7.3.320.0060.00012.91
7.3.310.0050.00216.13
7.3.300.0030.00316.08
7.3.290.0040.01116.11
7.3.280.0070.00916.12
7.3.270.0070.01717.40
7.3.260.0200.00016.38
7.3.250.0150.00116.18
7.3.240.0090.00616.16
7.3.230.0150.00316.39
7.3.210.0040.01616.38
7.3.200.0060.01519.39
7.3.190.0070.01416.05
7.3.180.0030.01216.04
7.3.170.0080.00816.29
7.3.160.0080.00816.41
7.3.120.0030.01014.66
7.2.330.0060.01216.52
7.2.320.0140.01016.53
7.2.310.0130.00716.50
7.2.300.0190.00716.53
7.2.290.0090.01216.55
7.2.80.0090.00316.38
7.2.00.0000.01318.95
7.1.200.0050.00515.66
7.1.100.0320.00317.57
7.1.70.0120.00917.03
7.1.60.0060.01919.82
7.1.50.0030.01216.86
7.1.00.0070.07322.41
7.0.200.0150.00016.78
7.0.140.0000.07322.10
7.0.60.0130.08019.92
7.0.50.0070.08017.66
7.0.40.0170.08020.21
7.0.30.0300.06020.17
7.0.20.0270.04320.21
7.0.10.0270.05320.01
7.0.00.0030.05320.00
5.6.210.0030.04020.74
5.6.200.0100.08018.12
5.6.190.0100.08020.39
5.6.180.3400.03720.62
5.6.170.0400.05320.51
5.6.160.0130.03320.36
5.6.150.0100.07718.13
5.6.140.0130.04018.07
5.6.130.0070.03718.17
5.6.120.0100.06021.00
5.6.110.0200.04721.12
5.6.100.0070.08321.00
5.6.90.0100.06321.02
5.6.80.0170.07720.43
5.6.70.0300.03020.36
5.5.350.0100.08020.35
5.5.340.0030.04717.88
5.5.330.0070.08320.30
5.5.320.0130.05320.20
5.5.310.0270.08020.17
5.5.300.0000.04717.91
5.5.290.0070.05318.00
5.5.280.0100.08020.79
5.5.270.0100.07320.75
5.5.260.0200.04020.86
5.5.250.0130.07020.60
5.5.240.0030.03720.18
5.4.450.0570.05719.52
5.4.440.0600.06319.57
5.4.430.0100.05319.42
5.4.420.0100.05319.48
5.4.410.0100.05319.15
5.4.400.0830.00018.62
5.4.390.0900.00018.72
5.4.380.0200.06018.61
5.4.370.0200.04718.78
5.4.360.0200.05018.68
5.4.350.0370.04018.71
5.4.340.0170.06018.60
5.4.320.0070.04312.45
5.4.310.0030.04112.45
5.4.300.0070.03512.45
5.4.290.0040.04012.45
5.4.280.0100.05412.32
5.4.270.0110.05112.32
5.4.260.0080.04412.32
5.4.250.0130.04512.32
5.4.240.0120.04512.32
5.4.230.0080.05312.31
5.4.220.0140.09012.31
5.4.210.0200.08412.31
5.4.200.0140.08212.31
5.4.190.0110.05712.30
5.4.180.0110.05212.30
5.4.170.0080.05612.32
5.4.160.0130.07112.32
5.4.150.0110.08312.31
5.4.140.0140.08712.00
5.4.130.0150.07511.98
5.4.120.0120.05611.94
5.4.110.0090.05711.93
5.4.100.0080.04711.93
5.4.90.0080.04311.93
5.4.80.0060.06211.94
5.4.70.0060.03811.93
5.4.60.0070.04511.94
5.4.50.0100.05411.93
5.4.40.0180.04511.92
5.4.30.0080.05611.92
5.4.20.0080.05611.92
5.4.10.0140.06611.92
5.4.00.0360.11411.40
5.3.290.0060.04012.80
5.3.280.0200.07212.71
5.3.270.0170.12312.73
5.3.260.0130.09012.72
5.3.250.0080.04812.72
5.3.240.0120.05512.72
5.3.230.0080.05112.71
5.3.220.0050.04112.68
5.3.210.0100.03812.68
5.3.200.0060.04212.68
5.3.190.0110.04612.68
5.3.180.0080.05012.67
5.3.170.0090.04912.66
5.3.160.0090.05112.67
5.3.150.0090.05412.67
5.3.140.0110.05312.66
5.3.130.0140.07712.66
5.3.120.0110.05812.66
5.3.110.0130.06012.66
5.3.100.0080.06712.11
5.3.90.0100.06012.08
5.3.80.0110.04812.07
5.3.70.0080.05912.07
5.3.60.0140.06412.06
5.3.50.0150.05012.00
5.3.40.0110.05512.00
5.3.30.0120.05511.94
5.3.20.0080.06111.70
5.3.10.0100.06111.67
5.3.00.0110.06211.66
5.2.170.0080.0509.15
5.2.160.0080.0509.14
5.2.150.0130.0459.15
5.2.140.0150.0809.15
5.2.130.0210.0609.11
5.2.120.0050.0419.11
5.2.110.0050.0429.11
5.2.100.0090.0379.11
5.2.90.0090.0389.11
5.2.80.0080.0419.11
5.2.70.0090.0419.11
5.2.60.0040.0469.06
5.2.50.0110.0389.03
5.2.40.0110.0359.00
5.2.30.0070.0418.98
5.2.20.0090.0378.97
5.2.10.0020.0428.90
5.2.00.0160.0308.76
5.1.60.0100.0288.04
5.1.50.0050.0318.04
5.1.40.0060.0328.03
5.1.30.0080.0318.38
5.1.20.0060.0338.40
5.1.10.0050.0308.12
5.1.00.0070.0248.13
5.0.50.0060.0196.60
5.0.40.0050.0196.46
5.0.30.0040.0366.27
5.0.20.0060.0256.25
5.0.10.0050.0236.23
5.0.00.0060.0286.21
4.4.90.0020.0224.78
4.4.80.0070.0184.76
4.4.70.0020.0244.75
4.4.60.0040.0254.76
4.4.50.0020.0254.77
4.4.40.0070.0244.70
4.4.30.0000.0194.76
4.4.20.0040.0204.85
4.4.10.0030.0194.85
4.4.00.0040.0324.76
4.3.110.0060.0194.67
4.3.100.0050.0194.66
4.3.90.0050.0204.64
4.3.80.0060.0324.59
4.3.70.0040.0214.63
4.3.60.0040.0224.63
4.3.50.0040.0234.63
4.3.40.0070.0314.54
4.3.30.0050.0273.27
4.3.20.0040.0303.25
4.3.10.0020.0293.22
4.3.00.0130.0336.47

preferences:
38 ms | 401 KiB | 5 Q