3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3,4); print_r($a); array_walk($a, function(&$item) use ($a) { echo $item, "\n"; $item *= 2; }); print_r($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)
8.3.60.0070.01116.75
8.3.50.0070.01016.42
8.3.40.0100.01018.79
8.3.30.0090.00618.67
8.3.20.0190.00018.73
8.3.10.0060.00318.78
8.3.00.0040.00419.19
8.2.180.0060.00925.92
8.2.170.0070.00719.09
8.2.160.0100.00722.96
8.2.150.0000.00725.66
8.2.140.0050.00324.66
8.2.130.0110.00426.16
8.2.120.0100.00018.03
8.2.110.0000.01020.47
8.2.100.0080.00417.72
8.2.90.0000.00819.21
8.2.80.0060.00317.97
8.2.70.0040.00417.38
8.2.60.0080.00017.93
8.2.50.0080.00018.05
8.2.40.0040.00419.35
8.2.30.0050.00517.62
8.2.20.0030.00717.74
8.2.10.0000.00817.59
8.2.00.0000.00917.74
8.1.280.0140.00725.92
8.1.270.0080.00023.99
8.1.260.0140.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.80
8.1.230.0100.00017.76
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.48
8.1.190.0040.00417.35
8.1.180.0060.00318.10
8.1.170.0060.00317.62
8.1.160.0050.00318.89
8.1.150.0080.00018.51
8.1.140.0040.00417.40
8.1.130.0040.00419.29
8.1.120.0000.00817.36
8.1.110.0050.00217.48
8.1.100.0070.00017.45
8.1.90.0040.00417.36
8.1.80.0050.00317.36
8.1.70.0000.00717.31
8.1.60.0030.00517.59
8.1.50.0030.00617.36
8.1.40.0030.00617.48
8.1.30.0000.00917.68
8.1.20.0030.00617.53
8.1.10.0040.00417.55
8.1.00.0040.00417.41
8.0.300.0030.00518.77
8.0.290.0040.00416.75
8.0.280.0030.00318.55
8.0.270.0070.00017.30
8.0.260.0040.00416.82
8.0.250.0040.00416.94
8.0.240.0030.00316.84
8.0.230.0040.00416.83
8.0.220.0000.00816.75
8.0.210.0030.00516.79
8.0.200.0000.00616.92
8.0.190.0000.00816.90
8.0.180.0040.00416.91
8.0.170.0060.00316.93
8.0.160.0030.00616.98
8.0.150.0090.00016.75
8.0.140.0040.00416.79
8.0.130.0040.00413.30
8.0.120.0040.00416.80
8.0.110.0030.00616.80
8.0.100.0040.00416.89
8.0.90.0040.00416.92
8.0.80.0040.01116.80
8.0.70.0070.00016.82
8.0.60.0000.01016.81
8.0.50.0070.00016.94
8.0.30.0140.00716.91
8.0.20.0110.00716.95
8.0.10.0000.00717.04
8.0.00.0120.01016.85
7.4.330.0000.00512.97
7.4.320.0030.00316.50
7.4.300.0060.00016.58
7.4.290.0030.00316.48
7.4.280.0000.00916.42
7.4.270.0030.00316.50
7.4.260.0070.00013.37
7.4.250.0000.00916.57
7.4.240.0040.00416.50
7.4.230.0000.00716.39
7.4.220.0120.01416.44
7.4.210.0120.00816.47
7.4.200.0000.00716.50
7.4.190.0050.00316.63
7.4.160.0070.00716.40
7.4.150.0120.00616.37
7.4.140.0070.01117.86
7.4.130.0130.00616.53
7.4.120.0110.00816.45
7.4.110.0110.00516.45
7.4.100.0130.01016.57
7.4.90.0100.00716.52
7.4.80.0110.00719.39
7.4.70.0040.01316.41
7.4.60.0070.01016.59
7.4.50.0030.00316.12
7.4.40.0030.01316.57
7.4.30.0080.00816.40
7.4.00.0120.00314.95
7.3.330.0060.00013.11
7.3.320.0000.00513.28
7.3.310.0000.00716.39
7.3.300.0040.00416.20
7.3.290.0050.01016.31
7.3.280.0130.00716.15
7.3.270.0090.00916.38
7.3.260.0170.00416.55
7.3.240.0000.01716.50
7.3.230.0100.00716.59
7.3.210.0080.01516.48
7.3.200.0060.00916.21
7.3.190.0090.00816.20
7.3.180.0060.00916.65
7.3.170.0120.00316.53
7.3.160.0030.01416.62
7.3.120.0060.00914.83
7.3.10.0040.00716.41
7.3.00.0040.00816.38
7.2.330.0100.00716.63
7.2.320.0110.00816.63
7.2.310.0060.01216.43
7.2.300.0110.00816.77
7.2.290.0130.00416.22
7.2.130.0060.00316.74
7.2.120.0000.01316.77
7.2.110.0040.00816.79
7.2.100.0100.00616.63
7.2.90.0090.00616.92
7.2.80.0040.00416.63
7.2.70.0060.00616.67
7.2.60.0040.00716.88
7.2.50.0000.01016.76
7.2.40.0060.00616.90
7.2.30.0000.01416.82
7.2.20.0030.00917.03
7.2.10.0030.00616.67
7.2.00.0040.01017.91
7.1.250.0050.00315.95
7.1.100.0000.01218.03
7.1.70.0090.00017.03
7.1.60.0130.01019.21
7.1.50.0130.01016.80
7.1.00.0130.06722.36
7.0.200.0180.00316.82
7.0.140.0070.06721.93
7.0.120.0030.07022.05
7.0.60.0330.07019.96
7.0.50.0030.04017.95
7.0.40.0070.04720.21
7.0.30.0430.07320.23
7.0.20.0400.05320.24
7.0.10.0030.04320.25
7.0.00.0270.04020.08
5.6.280.0000.07720.86
5.6.210.0100.06720.57
5.6.200.0070.08718.19
5.6.190.0100.06020.39
5.6.180.0230.04320.63
5.6.170.0230.08020.39
5.6.160.0070.08320.71
5.6.150.0130.07718.17
5.6.140.0070.08018.23
5.6.130.0070.08018.28
5.6.120.0130.08021.00
5.6.110.0130.07020.89
5.6.100.0070.03720.98
5.6.90.0130.06720.99
5.6.80.0170.06720.53
5.5.350.0230.06720.33
5.5.340.0070.07018.07
5.5.330.0100.09020.26
5.5.320.0100.04720.35
5.5.310.0170.05020.20
5.5.300.0100.07718.05
5.5.290.0000.08717.95
5.5.280.0070.05720.93
5.5.270.0100.08020.84
5.5.260.0000.06020.66
5.5.250.0130.07320.68
5.5.240.0170.03720.35
5.4.450.0330.06319.52
5.4.440.0230.07719.45
5.4.430.0270.07319.30
5.4.420.0300.04719.46
5.4.410.0230.07719.36
5.4.400.0330.07019.06
5.4.390.0230.05019.21
5.4.380.0330.05019.09
5.4.370.0230.05019.00
5.4.360.0330.06719.00
5.4.350.0230.07719.13
5.4.340.0300.05719.09
5.4.320.0270.03718.98
5.4.310.0270.07318.98
5.4.300.0270.04319.20
5.4.290.0270.04719.31
5.4.280.0330.06719.16
5.4.270.0230.08019.16
5.4.260.0270.07019.16
5.4.250.0230.04319.24
5.4.240.0270.05019.30
5.4.230.0270.03318.96
5.4.220.0200.04019.30
5.4.210.0330.05718.95
5.4.200.0200.04319.16
5.4.190.0170.04318.96
5.4.180.0270.04319.14
5.4.170.0330.03719.15
5.4.160.0370.07718.78
5.4.150.0270.04319.12
5.4.140.0200.05016.35
5.4.130.0330.06316.31
5.4.120.0300.04016.43
5.4.110.0270.04016.46
5.4.100.0130.04016.54
5.4.90.0230.03016.54
5.4.80.0300.04016.50
5.4.70.0300.03316.28
5.4.60.0200.03316.43
5.4.50.0230.07016.42
5.4.40.0230.04316.51
5.4.30.0330.04316.28
5.4.20.0470.06016.51
5.4.10.0230.07016.38
5.4.00.0270.03716.28
5.3.290.0200.05016.28
5.3.280.0270.07316.28
5.3.270.0200.03716.28
5.3.260.0170.05316.28
5.3.250.0200.03716.28
5.3.240.0200.04716.28
5.3.230.0200.04316.28
5.3.220.0270.06316.28
5.3.210.0270.05316.28
5.3.200.0270.06016.28
5.3.190.0200.05016.28
5.3.180.0200.07716.28
5.3.170.0300.05716.28
5.3.160.0130.04316.28
5.3.150.0230.06316.28
5.3.140.0200.07316.28
5.3.130.0130.05716.28
5.3.120.0300.07016.28
5.3.110.0270.03316.28
5.3.100.0200.03716.28
5.3.90.0200.05016.28
5.3.80.0300.05016.28
5.3.70.0400.06016.28
5.3.60.0400.05016.28
5.3.50.0270.04016.28
5.3.40.0300.05316.28
5.3.30.0230.04316.28
5.3.20.0230.03316.28
5.3.10.0200.03716.28
5.3.00.0270.07716.28
5.2.170.0300.02016.28
5.2.160.0200.05016.28
5.2.150.0200.04716.28
5.2.140.0200.04016.28
5.2.130.0170.03316.28
5.2.120.0170.03016.28
5.2.110.0230.03316.28
5.2.100.0270.05316.28
5.2.90.0270.02716.28
5.2.80.0200.03316.28
5.2.70.0270.05016.28
5.2.60.0300.04016.28
5.2.50.0200.03316.28
5.2.40.0100.05016.28
5.2.30.0130.03316.28
5.2.20.0230.03316.28
5.2.10.0200.04316.28
5.2.00.0170.02716.28
5.1.60.0200.02316.28
5.1.50.0130.02716.28
5.1.40.0170.02016.28
5.1.30.0130.03016.28
5.1.20.0070.03016.28
5.1.10.0100.02716.28
5.1.00.0030.03316.28
5.0.50.0070.02316.28
5.0.40.0070.02016.28
5.0.30.0030.03316.28
5.0.20.0070.02016.28
5.0.10.0070.02016.28
5.0.00.0100.03016.28
4.4.90.0000.02016.28
4.4.80.0070.01316.28
4.4.70.0030.01716.28
4.4.60.0100.01316.28
4.4.50.0030.01716.28
4.4.40.0070.02316.28
4.4.30.0100.01016.28
4.4.20.0100.01316.28
4.4.10.0030.01716.28
4.4.00.0070.02716.28
4.3.110.0070.01316.28
4.3.100.0130.01716.28
4.3.90.0070.01316.28
4.3.80.0200.01316.28
4.3.70.0070.01316.28
4.3.60.0030.01716.28
4.3.50.0100.01016.28
4.3.40.0100.02016.28
4.3.30.0000.01716.28
4.3.20.0000.01716.28
4.3.10.0030.01316.28
4.3.00.0030.01316.28

preferences:
49.58 ms | 401 KiB | 5 Q