3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3,4,5,6,7); foreach ($a as &$b) { } foreach ($a as $b) { var_dump($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)
8.3.60.0110.00316.63
8.3.50.0120.00722.11
8.3.40.0030.01218.37
8.3.30.0140.00318.53
8.3.20.0060.00320.30
8.3.10.0000.00921.69
8.3.00.0050.00319.25
8.2.180.0100.01016.50
8.2.170.0130.00722.96
8.2.160.0030.01020.53
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0060.00617.60
8.2.120.0040.00426.35
8.2.110.0080.00020.33
8.2.100.0070.00717.78
8.2.90.0080.00017.75
8.2.80.0000.00818.64
8.2.70.0080.00017.38
8.2.60.0040.00417.63
8.2.50.0040.00417.62
8.2.40.0000.00919.22
8.2.30.0000.00720.50
8.2.20.0040.00717.74
8.2.10.0000.00818.17
8.2.00.0040.00418.03
8.1.280.0180.00025.92
8.1.270.0070.00722.02
8.1.260.0090.00026.35
8.1.250.0070.00728.09
8.1.240.0030.00623.92
8.1.230.0060.00622.13
8.1.220.0000.00818.52
8.1.210.0040.00418.77
8.1.200.0030.00517.36
8.1.190.0050.00317.38
8.1.180.0050.00222.13
8.1.170.0050.00317.62
8.1.160.0070.00021.97
8.1.150.0000.00920.67
8.1.140.0000.00819.51
8.1.130.0030.00317.61
8.1.120.0020.00517.45
8.1.110.0050.00217.35
8.1.100.0000.00717.35
8.1.90.0030.00317.45
8.1.80.0030.00517.36
8.1.70.0080.00017.42
8.1.60.0000.00817.61
8.1.50.0030.00617.44
8.1.40.0000.00817.49
8.1.30.0040.00417.61
8.1.20.0060.00317.71
8.1.10.0070.00017.35
8.1.00.0080.00017.39
8.0.300.0080.00218.77
8.0.290.0050.00316.75
8.0.280.0000.00818.44
8.0.270.0030.00317.21
8.0.260.0030.00317.29
8.0.250.0000.00816.91
8.0.240.0030.00316.98
8.0.230.0070.00016.91
8.0.220.0000.00716.77
8.0.210.0030.00316.75
8.0.200.0040.00416.97
8.0.190.0000.00716.85
8.0.180.0050.00216.76
8.0.170.0040.00416.90
8.0.160.0030.00316.93
8.0.150.0030.00516.83
8.0.140.0040.00416.75
8.0.130.0030.00313.29
8.0.120.0080.00016.79
8.0.110.0000.00816.93
8.0.100.0000.00716.86
8.0.90.0040.00416.84
8.0.80.0090.00616.86
8.0.70.0030.00516.95
8.0.60.0000.00716.85
8.0.50.0000.00716.78
8.0.30.0100.00717.00
8.0.20.0110.00817.40
8.0.10.0040.00416.91
8.0.00.0130.00816.88
7.4.330.0000.00515.12
7.4.320.0030.00316.51
7.4.300.0060.00016.58
7.4.290.0030.00316.49
7.4.280.0050.00316.47
7.4.270.0040.00416.64
7.4.260.0040.00416.38
7.4.250.0020.00516.36
7.4.240.0040.00416.47
7.4.230.0070.00016.52
7.4.220.0090.00916.45
7.4.210.0070.00816.47
7.4.200.0030.00316.68
7.4.160.0040.01116.61
7.4.150.0060.01017.40
7.4.140.0160.00317.86
7.4.130.0130.00316.36
7.4.120.0120.00516.56
7.4.110.0040.01816.31
7.4.100.0120.00616.64
7.4.90.0120.00616.49
7.4.80.0080.01219.39
7.4.70.0100.00916.25
7.4.60.0080.01116.39
7.4.50.0040.00416.46
7.4.40.0070.01716.39
7.4.30.0080.01216.56
7.4.00.0090.00314.88
7.3.330.0080.00013.16
7.3.320.0060.00013.05
7.3.310.0030.00316.21
7.3.300.0030.00316.28
7.3.290.0040.00416.29
7.3.280.0090.00816.24
7.3.270.0090.00917.40
7.3.260.0120.00416.53
7.3.240.0150.00216.40
7.3.230.0170.00416.39
7.3.210.0030.01316.48
7.3.200.0200.00416.39
7.3.190.0030.01216.30
7.3.180.0060.00916.59
7.3.170.0080.01116.54
7.3.160.0180.00416.59
7.3.10.0060.00616.34
7.3.00.0030.01016.46
7.2.330.0160.00016.71
7.2.320.0000.01716.45
7.2.310.0120.00616.69
7.2.300.0080.00816.42
7.2.290.0130.01016.45
7.2.130.0000.01117.05
7.2.120.0000.01016.82
7.2.110.0100.00316.81
7.2.100.0060.00616.89
7.2.90.0030.00617.06
7.2.80.0000.01217.03
7.2.70.0040.01116.78
7.2.60.0070.00716.62
7.2.50.0030.01016.75
7.2.40.0030.00616.77
7.2.30.0040.00717.00
7.2.20.0070.00717.00
7.2.10.0040.01116.67
7.2.00.0030.00918.10
7.1.250.0000.01015.84
7.1.100.0060.00317.57
7.1.70.0060.00617.27
7.1.60.0170.00719.48
7.1.50.0240.01434.60
7.1.00.0030.07722.45
7.0.200.0280.00614.73
7.0.60.0030.04020.00
7.0.50.0000.04717.88
7.0.40.0130.05020.07
7.0.30.0000.04320.02
7.0.20.0170.05320.18
7.0.10.0070.06020.30
7.0.00.0030.05720.12
5.6.280.0030.03020.89
5.6.210.0100.07320.63
5.6.200.0000.05318.18
5.6.190.0100.06020.57
5.6.180.0370.06720.77
5.6.170.0170.04020.38
5.6.160.0030.06720.42
5.6.150.0030.08318.20
5.6.140.0000.04018.18
5.6.130.0030.04318.22
5.6.120.0100.05021.05
5.6.110.0100.08020.89
5.6.100.0030.08721.13
5.6.90.0130.07321.07
5.6.80.0100.07720.48
5.5.350.4200.04020.48
5.5.340.0070.04017.92
5.5.330.0030.07320.14
5.5.320.0300.07720.18
5.5.310.0270.07720.20
5.5.300.0030.08317.91
5.5.290.0030.04318.01
5.5.280.0070.07720.80
5.5.270.0170.06020.64
5.5.260.0030.08320.97
5.5.250.0100.08020.49
5.5.240.0030.07720.18

preferences:
59.27 ms | 401 KiB | 5 Q