3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a', ['b', ['c']]]; function cb($i){ $i = 'z'; } array_walk_recursive($a, 'cb' ); var_dump($a);

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)
8.3.60.0140.00018.30
8.3.50.0160.00621.00
8.3.40.0070.00718.81
8.3.30.0100.00718.96
8.3.20.0040.00420.24
8.3.10.0040.00423.48
8.3.00.0060.00319.13
8.2.180.0110.00418.29
8.2.170.0090.01218.84
8.2.160.0030.01622.96
8.2.150.0080.00025.66
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0050.00322.25
8.2.110.0110.00019.16
8.2.100.0050.00517.72
8.2.90.0040.00417.84
8.2.80.0060.00317.97
8.2.70.0050.00317.50
8.2.60.0080.00017.80
8.2.50.0030.00518.07
8.2.40.0000.00819.92
8.2.30.0030.00517.94
8.2.20.0070.00017.63
8.2.10.0000.00818.16
8.2.00.0040.00417.68
8.1.280.0090.00625.92
8.1.270.0050.00322.20
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0070.01422.56
8.1.230.0040.00820.98
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0090.00017.35
8.1.190.0080.00017.22
8.1.180.0090.00018.10
8.1.170.0040.00418.52
8.1.160.0040.00421.82
8.1.150.0000.00718.83
8.1.140.0040.00417.39
8.1.130.0030.00317.73
8.1.120.0040.00417.43
8.1.110.0000.00817.43
8.1.100.0040.00417.43
8.1.90.0020.00517.31
8.1.80.0070.00017.41
8.1.70.0050.00317.36
8.1.60.0000.00917.46
8.1.50.0070.00317.36
8.1.40.0000.00817.35
8.1.30.0030.00617.50
8.1.20.0080.00017.55
8.1.10.0050.00217.48
8.1.00.0050.00217.38
8.0.300.0000.00720.01
8.0.290.0050.00216.63
8.0.280.0030.00318.27
8.0.270.0030.00317.11
8.0.260.0000.00617.20
8.0.250.0030.00316.77
8.0.240.0000.00816.94
8.0.230.0000.00716.91
8.0.220.0000.00716.77
8.0.210.0000.00716.84
8.0.200.0040.00416.83
8.0.190.0040.00416.91
8.0.180.0040.00416.75
8.0.170.0000.00816.76
8.0.160.0090.00016.76
8.0.150.0040.00416.68
8.0.140.0000.00916.84
8.0.130.0000.00613.27
8.0.120.0080.00016.70
8.0.110.0000.00716.93
8.0.100.0040.00416.77
8.0.90.0000.00716.70
8.0.80.0070.00716.85
8.0.70.0040.00416.73
8.0.60.0040.00416.70
8.0.50.0000.00716.64
8.0.30.0150.00616.89
8.0.20.0060.01317.40
8.0.10.0040.00416.91
8.0.00.0080.01416.71
7.4.330.0000.00615.00
7.4.320.0030.00316.50
7.4.300.0030.00316.45
7.4.290.0040.00416.43
7.4.280.0050.00316.46
7.4.270.0070.00016.42
7.4.260.0000.00716.50
7.4.250.0040.00416.45
7.4.240.0030.00416.55
7.4.230.0000.00716.45
7.4.220.0090.01016.46
7.4.210.0100.01016.46
7.4.200.0070.00016.54
7.4.160.0110.00516.57
7.4.150.0110.00717.40
7.4.140.0090.01017.86
7.4.130.0080.00916.34
7.4.120.0120.00816.27
7.4.110.0090.00916.45
7.4.100.0070.01016.28
7.4.90.0100.00616.21
7.4.80.0120.00619.39
7.4.70.0070.01016.32
7.4.60.0060.01016.38
7.4.50.0080.00016.51
7.4.40.0080.00916.48
7.4.30.0110.00816.27
7.4.00.0070.00715.05
7.3.330.0050.00013.16
7.3.320.0030.00313.16
7.3.310.0030.00316.33
7.3.300.0030.00316.18
7.3.290.0100.00316.16
7.3.280.0100.00816.11
7.3.270.0060.01017.40
7.3.260.0100.01016.15
7.3.250.0090.00816.17
7.3.240.0180.00716.15
7.3.230.0000.01616.39
7.3.210.0090.00916.04
7.3.200.0120.01019.39
7.3.190.0090.00916.11
7.3.180.0060.00916.17
7.3.170.0090.01216.36
7.3.160.0040.01116.18
7.3.10.0040.01116.41
7.3.00.0030.01016.49
7.2.330.0130.00716.36
7.2.320.0130.00316.51
7.2.310.0060.01216.30
7.2.300.0060.01216.24
7.2.290.0090.01216.30
7.2.130.0030.01016.49
7.2.120.0030.01016.70
7.2.110.0140.00016.70
7.2.100.0040.00716.77
7.2.90.0070.00716.93
7.2.80.0070.00416.77
7.2.70.0110.00316.56
7.2.60.0060.00616.55
7.2.50.0030.00716.38
7.2.40.0030.01016.59
7.2.30.0030.00616.89
7.2.20.0070.00716.71
7.2.10.0070.00716.82
7.2.00.0110.00618.02
7.1.250.0030.00715.90
7.1.200.0000.01315.80
7.1.100.0000.00817.83
7.1.70.0040.00816.77
7.1.60.0070.01819.32
7.1.50.0040.01816.91
7.1.00.0000.07722.41
7.0.200.0040.00416.68
7.0.140.0100.06722.18
7.0.60.0000.08719.93
7.0.50.0070.07017.86
7.0.40.0100.07020.13
7.0.30.0500.04020.24
7.0.20.0200.08020.19
7.0.10.0100.08020.21
7.0.00.0070.08020.30
5.6.280.0030.07321.13
5.6.210.0030.04020.69
5.6.200.0030.07018.18
5.6.190.0100.07020.42
5.6.180.0270.03720.41
5.6.170.0300.08320.43
5.6.160.0070.04720.70
5.6.150.0030.05018.18
5.6.140.0100.08018.21
5.6.130.0100.08318.18
5.6.120.0130.08020.79
5.6.110.0100.06020.89
5.6.100.0100.08321.13
5.6.90.0170.07720.95
5.6.80.0100.07320.38
5.5.350.0100.08020.41
5.5.340.0070.04717.95
5.5.330.0070.06020.47
5.5.320.0470.05720.25
5.5.310.0230.06020.19
5.5.300.0030.08318.06
5.5.290.0130.03317.93
5.5.280.0070.03720.88
5.5.270.0030.04720.95
5.5.260.0000.04720.89
5.5.250.0070.08320.68
5.5.240.0270.07320.29
5.4.450.0130.06019.20
5.4.440.0200.06019.59
5.4.430.0200.05319.60
5.4.420.0630.00019.42
5.4.410.0670.00019.10
5.4.400.0630.00019.38
5.4.390.0700.00019.27
5.4.380.0630.00019.15
5.4.370.0630.00019.13
5.4.360.0600.00019.16
5.4.350.0630.00019.06
5.4.340.0060.04012.02
5.4.320.0070.03712.51
5.4.310.0080.04012.50
5.4.300.0070.03712.50
5.4.290.0130.03312.50
5.4.280.0050.03812.40
5.4.270.0090.03412.40
5.4.260.0080.04412.40
5.4.250.0110.04512.39
5.4.240.0160.04412.40
5.4.230.0110.04312.39
5.4.220.0090.03612.39
5.4.210.0050.04512.39
5.4.200.0060.03812.39
5.4.190.0050.03812.38
5.4.180.0050.03812.39
5.4.170.0050.03812.39
5.4.160.0100.03212.39
5.4.150.0080.03512.39
5.4.140.0090.03512.07
5.4.130.0070.03612.05
5.4.120.0070.03712.02
5.4.110.0080.03812.01
5.4.100.0020.03812.01
5.4.90.0030.03912.02
5.4.80.0080.03412.01
5.4.70.0050.03812.01
5.4.60.0070.03312.01
5.4.50.0060.03612.01
5.4.40.0040.04012.00
5.4.30.0080.04212.00
5.4.20.0070.04012.00
5.4.10.0110.04312.00
5.4.00.0030.03911.48
5.3.290.0090.03812.80
5.3.280.0070.03912.71
5.3.270.0070.04012.72
5.3.260.0050.04012.72
5.3.250.0040.04112.71
5.3.240.0070.03812.72
5.3.230.0060.03912.71
5.3.220.0060.03612.68
5.3.210.0090.03912.68
5.3.200.0080.03612.68
5.3.190.0050.04212.68
5.3.180.0040.03912.67
5.3.170.0090.03812.67
5.3.160.0070.03812.67
5.3.150.0050.03912.67
5.3.140.0070.03812.66
5.3.130.0070.04112.66
5.3.120.0070.04012.66
5.3.110.0040.04112.66
5.3.100.0050.03812.12
5.3.90.0050.04112.08
5.3.80.0050.03812.08
5.3.70.0100.03812.08
5.3.60.0080.04412.06
5.3.50.0090.03912.00
5.3.40.0050.04512.00
5.3.30.0050.03911.95
5.3.20.0080.03811.72
5.3.10.0060.03511.70
5.3.00.0080.03611.68
5.2.170.0060.0289.18
5.2.160.0040.0299.18
5.2.150.0050.0299.18
5.2.140.0060.0299.17
5.2.130.0060.0289.14
5.2.120.0030.0339.14
5.2.110.0060.0289.15
5.2.100.0040.0359.14
5.2.90.0040.0309.14
5.2.80.0040.0349.14
5.2.70.0020.0339.14
5.2.60.0050.0329.09
5.2.50.0030.0329.06
5.2.40.0080.0259.03
5.2.30.0020.0329.01
5.2.20.0080.0259.00
5.2.10.0040.0288.93
5.2.00.0050.0328.78
5.1.60.0050.0318.07
5.1.50.0060.0248.07
5.1.40.0040.0248.05
5.1.30.0050.0258.40
5.1.20.0030.0288.42
5.1.10.0050.0268.14
5.1.00.0050.0298.14
5.0.50.0050.0216.63
5.0.40.0040.0186.48
5.0.30.0050.0326.29
5.0.20.0030.0236.27
5.0.10.0050.0186.24
5.0.00.0040.0336.23
4.4.90.0040.0164.77
4.4.80.0050.0184.75
4.4.70.0020.0164.76
4.4.60.0050.0194.76
4.4.50.0040.0174.77
4.4.40.0070.0244.71
4.4.30.0030.0174.76
4.4.20.0020.0194.84
4.4.10.0050.0164.85
4.4.00.0040.0254.76
4.3.110.0050.0144.67
4.3.100.0010.0184.66
4.3.90.0030.0154.63
4.3.80.0030.0244.59
4.3.70.0010.0164.63
4.3.60.0040.0154.63
4.3.50.0010.0194.63
4.3.40.0050.0214.54
4.3.30.0050.0193.28
4.3.20.0010.0213.26
4.3.10.0010.0163.21
4.3.00.0030.0237.20

preferences:
36.81 ms | 401 KiB | 5 Q