3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('one', 'two', 'three'); foreach ($a as &$b) { echo $b . PHP_EOL; } foreach ($a as $b) { echo $b . PHP_EOL; }

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)
8.3.60.0110.00416.61
8.3.50.0090.00921.96
8.3.40.0150.00018.76
8.3.30.0100.01019.02
8.3.20.0000.00820.27
8.3.10.0070.00023.70
8.3.00.0040.00419.25
8.2.180.0140.00716.38
8.2.170.0160.00022.96
8.2.160.0100.00320.22
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0130.00626.16
8.2.120.0070.00022.12
8.2.110.0000.01122.07
8.2.100.0180.00217.60
8.2.90.0000.00917.75
8.2.80.0040.00417.97
8.2.70.0080.00017.78
8.2.60.0060.00317.93
8.2.50.0000.00818.10
8.2.40.0100.00020.59
8.2.30.0000.00718.04
8.2.20.0040.00417.70
8.2.10.0000.00818.05
8.2.00.0000.00717.73
8.1.280.0110.00425.92
8.1.270.0050.00522.10
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00021.97
8.1.230.0080.00319.10
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0000.01117.23
8.1.190.0050.00317.13
8.1.180.0050.00318.10
8.1.170.0080.00018.66
8.1.160.0040.00421.94
8.1.150.0000.00718.55
8.1.140.0080.00017.44
8.1.130.0030.00317.75
8.1.120.0050.00317.48
8.1.110.0030.00517.34
8.1.100.0040.00417.40
8.1.90.0000.00717.43
8.1.80.0000.00817.45
8.1.70.0050.00217.39
8.1.60.0060.00317.59
8.1.50.0080.00017.50
8.1.40.0050.00317.52
8.1.30.0000.00817.64
8.1.20.0000.00717.61
8.1.10.0000.00717.53
8.1.00.0000.00817.48
8.0.300.0000.00719.70
8.0.290.0030.00716.63
8.0.280.0000.00718.50
8.0.270.0040.00416.69
8.0.260.0060.00016.85
8.0.250.0040.00416.98
8.0.240.0000.00817.03
8.0.230.0030.00416.91
8.0.220.0000.00716.91
8.0.210.0080.00016.83
8.0.200.0000.00616.92
8.0.190.0000.00716.84
8.0.180.0070.00016.91
8.0.170.0040.00416.93
8.0.160.0000.00716.84
8.0.150.0000.00716.86
8.0.140.0000.01016.80
8.0.130.0000.00613.32
8.0.120.0040.00416.86
8.0.110.0070.00016.87
8.0.100.0070.00016.73
8.0.90.0070.00016.88
8.0.80.0070.00716.90
8.0.70.0000.00716.91
8.0.60.0050.00216.88
8.0.50.0020.00516.82
8.0.30.0130.01016.89
8.0.20.0100.00917.40
8.0.10.0030.00316.87
8.0.00.0120.00816.86
7.4.330.0030.00315.00
7.4.320.0030.00316.57
7.4.300.0030.00316.41
7.4.290.0050.00316.55
7.4.280.0000.00716.59
7.4.270.0000.00716.40
7.4.260.0000.00716.49
7.4.250.0080.00016.60
7.4.240.0030.00416.46
7.4.230.0070.00016.41
7.4.220.0120.00616.60
7.4.210.0120.00716.57
7.4.200.0050.00216.70
7.4.190.0040.00416.59
7.4.160.0060.00916.47
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0080.00716.29
7.4.120.0110.00616.48
7.4.110.0110.00516.39
7.4.100.0150.00916.34
7.4.90.0150.00316.55
7.4.80.0160.00019.39
7.4.70.0120.00416.53
7.4.60.0050.01216.57
7.4.50.0000.00816.21
7.4.40.0000.01022.77
7.4.30.0090.00916.39
7.4.00.0090.00614.61
7.3.330.0000.00513.18
7.3.320.0000.00513.09
7.3.310.0000.00716.25
7.3.300.0000.00716.18
7.3.290.0160.00316.25
7.3.280.0070.01116.29
7.3.270.0180.00017.40
7.3.260.0090.00916.42
7.3.250.0160.00316.56
7.3.240.0090.00916.55
7.3.230.0110.00616.39
7.3.210.0150.00316.35
7.3.200.0110.01119.39
7.3.190.0190.00316.36
7.3.180.0090.00616.23
7.3.170.0030.01516.36
7.3.160.0110.00716.42
7.3.120.0030.01014.76
7.3.10.0070.01116.39
7.3.00.0130.00316.06
7.2.330.0090.00916.50
7.2.320.0120.00916.73
7.2.310.0200.00316.73
7.2.300.0090.01016.44
7.2.290.0030.01416.50
7.2.130.0150.00416.49
7.2.120.0120.01216.23
7.2.110.0130.00716.93
7.2.100.0180.01316.59
7.2.90.0150.00616.94
7.2.80.0200.00316.36
7.2.70.0150.00716.21
7.2.60.0070.01516.39
7.2.50.0190.00816.56
7.2.40.0190.00616.32
7.2.30.0120.00816.67
7.2.20.0210.00616.19
7.2.10.0180.00916.06
7.2.00.0080.01418.12
7.1.250.0140.00415.59
7.1.200.0040.00815.77
7.1.100.0040.00718.23
7.1.70.0060.00917.14
7.1.60.0120.01219.33
7.1.50.0060.00916.66
7.1.00.0030.07322.42
7.0.200.0070.01016.62
7.0.140.0030.07321.97
7.0.60.0100.08020.06
7.0.50.0130.08017.90
7.0.40.0000.04720.02
7.0.30.0430.04020.21
7.0.20.0370.07320.09
7.0.10.0000.07020.04
7.0.00.0130.07020.03
5.6.280.0030.07021.07
5.6.210.0000.06320.71
5.6.200.0000.08318.17
5.6.190.0070.04320.63
5.6.180.0370.04320.39
5.6.170.0270.09320.38
5.6.160.0130.08020.39
5.6.150.0070.07018.19
5.6.140.0000.04318.21
5.6.130.0100.08718.12
5.6.120.0100.06021.14
5.6.110.0170.07321.02
5.6.100.0030.09020.95
5.6.90.0100.08321.00
5.6.80.0100.08020.53
5.6.70.4100.03320.37
5.5.350.0000.08720.42
5.5.340.0170.06717.98
5.5.330.0170.04320.46
5.5.320.0270.06020.17
5.5.310.0130.05320.27
5.5.300.0170.05717.90
5.5.290.0030.08017.98
5.5.280.0070.04020.97
5.5.270.0100.03720.66
5.5.260.0070.08720.84
5.5.250.0100.06020.57
5.5.240.0070.08020.15
5.4.450.0500.03319.41
5.4.440.0970.08719.48
5.4.430.0830.05319.26
5.4.420.0730.07719.38
5.4.410.0030.06019.18
5.4.400.0870.04718.82
5.4.390.0570.06018.80
5.4.380.0300.05318.48
5.4.370.0200.05718.41
5.4.360.0070.06718.48
5.4.350.0230.05018.62
5.4.340.0230.05018.57
5.4.320.0090.04412.45
5.4.310.0060.03712.45
5.4.300.0090.03912.45
5.4.290.0050.03912.45
5.4.280.0070.03612.35
5.4.270.0110.04912.34
5.4.260.0090.04312.34
5.4.250.0050.04212.34
5.4.240.0060.03612.35
5.4.230.0070.03612.34
5.4.220.0060.03912.34
5.4.210.0080.03412.34
5.4.200.0060.03812.34
5.4.190.0200.04012.34
5.4.180.0150.04412.33
5.4.170.0130.04612.34
5.4.160.0210.04912.34
5.4.150.0260.06712.34
5.4.140.0180.04112.02
5.4.130.0170.04412.00
5.4.120.0120.04611.96
5.4.110.0150.04311.96
5.4.100.0170.04411.96
5.4.90.0130.04711.96
5.4.80.0200.04111.96
5.4.70.0170.04411.95
5.4.60.0180.04211.96
5.4.50.0240.06411.95
5.4.40.0140.04411.94
5.4.30.0280.06511.94
5.4.20.0180.04011.94
5.4.10.0200.04111.94
5.4.00.0140.04311.43
5.3.290.0080.03812.80
5.3.280.0080.03512.71
5.3.270.0170.04512.72
5.3.260.0180.04812.72
5.3.250.0140.04812.72
5.3.240.0200.04312.72
5.3.230.0160.04912.71
5.3.220.0290.06612.68
5.3.210.0210.04512.68
5.3.200.0200.04812.68
5.3.190.0130.04912.68
5.3.180.0300.06812.67
5.3.170.0200.06112.66
5.3.160.0300.04912.67
5.3.150.0180.04712.67
5.3.140.0220.03912.66
5.3.130.0170.04512.66
5.3.120.0190.04212.66
5.3.110.0180.04712.66
5.3.100.0190.04712.11
5.3.90.0340.08712.09
5.3.80.0190.04212.07
5.3.70.0180.04312.08
5.3.60.0170.04712.07
5.3.50.0190.04412.00
5.3.40.0140.04612.00
5.3.30.0270.09411.95
5.3.20.0180.04411.73
5.3.10.0220.03711.70
5.3.00.0180.04311.68
5.2.170.0140.0389.18
5.2.160.0400.0729.18
5.2.150.0140.0369.18
5.2.140.0170.0329.18
5.2.130.0140.0359.14
5.2.120.0110.0379.14
5.2.110.0170.0319.14
5.2.100.0270.0809.14
5.2.90.0130.0379.14
5.2.80.0120.0369.13
5.2.70.0150.0359.13
5.2.60.0150.0369.09
5.2.50.0190.0319.05
5.2.40.0160.0369.04
5.2.30.0220.0599.00
5.2.20.0150.0399.00
5.2.10.0130.0378.92
5.2.00.0150.0348.78
5.1.60.0170.0248.07
5.1.50.0130.0308.06
5.1.40.0130.0288.05
5.1.30.0300.0758.39
5.1.20.0110.0338.42
5.1.10.0170.0318.14
5.1.00.0130.0308.14
5.0.50.0340.0656.62
5.0.40.0130.0206.48
5.0.30.0100.0346.29
5.0.20.0090.0236.27
5.0.10.0090.0226.24
5.0.00.0120.0326.23
4.4.90.0040.0204.78
4.4.80.0070.0174.75
4.4.70.0040.0214.76
4.4.60.0080.0174.75
4.4.50.0060.0194.77
4.4.40.0070.0284.71
4.4.30.0080.0194.76
4.4.20.0110.0164.85
4.4.10.0080.0184.85
4.4.00.0110.0244.76
4.3.110.0050.0204.67
4.3.100.0080.0174.66
4.3.90.0080.0164.63
4.3.80.0080.0264.58
4.3.70.0150.0404.63
4.3.60.0070.0174.63
4.3.50.0070.0174.62
4.3.40.0050.0294.54
4.3.30.0040.0193.29
4.3.20.0090.0163.28
4.3.10.0060.0173.23
4.3.00.0070.01315.61

preferences:
47.42 ms | 401 KiB | 5 Q