3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = array("a", "b", "d"); foreach ($foo as &$bar) echo $bar; echo "\n"; foreach ($foo as $bar) echo $bar; echo "\n";

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)
8.3.60.0110.00316.25
8.3.50.0120.00621.98
8.3.40.0100.00718.84
8.3.30.0070.00718.79
8.3.20.0040.00420.15
8.3.10.0050.00323.69
8.3.00.0040.00420.91
8.2.180.0110.00716.38
8.2.170.0110.00422.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0000.00726.16
8.2.120.0030.00520.85
8.2.110.0040.00422.31
8.2.100.0120.00317.91
8.2.90.0040.00419.05
8.2.80.0030.00517.97
8.2.70.0080.00317.63
8.2.60.0000.00818.05
8.2.50.0040.00418.07
8.2.40.0080.00019.95
8.2.30.0040.00418.14
8.2.20.0050.00217.55
8.2.10.0040.00417.98
8.2.00.0040.00417.74
8.1.280.0100.00725.92
8.1.270.0040.00423.84
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0030.00623.92
8.1.230.0110.00019.01
8.1.220.0050.00317.79
8.1.210.0080.00318.77
8.1.200.0060.00317.25
8.1.190.0050.00317.35
8.1.180.0080.00018.10
8.1.170.0000.00818.62
8.1.160.0040.00421.86
8.1.150.0000.00718.50
8.1.140.0000.00717.34
8.1.130.0050.00317.81
8.1.120.0040.00417.41
8.1.110.0000.00817.31
8.1.100.0000.00717.43
8.1.90.0030.00717.50
8.1.80.0030.00417.44
8.1.70.0070.00017.38
8.1.60.0030.00617.54
8.1.50.0060.00317.52
8.1.40.0050.00317.49
8.1.30.0000.00817.61
8.1.20.0040.00417.66
8.1.10.0050.00217.37
8.1.00.0040.00417.39
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.35
8.0.270.0030.00317.23
8.0.260.0040.00417.17
8.0.250.0070.00017.00
8.0.240.0030.00316.96
8.0.230.0030.00316.93
8.0.220.0000.00716.88
8.0.210.0000.00716.83
8.0.200.0000.00816.88
8.0.190.0000.00716.87
8.0.180.0040.00416.88
8.0.170.0040.00416.92
8.0.160.0000.00816.75
8.0.150.0070.00016.77
8.0.140.0000.00816.86
8.0.130.0060.00013.25
8.0.120.0000.00816.74
8.0.110.0000.00716.89
8.0.100.0070.00016.75
8.0.90.0080.00016.86
8.0.80.0120.00916.86
8.0.70.0000.00816.90
8.0.60.0070.00016.87
8.0.50.0000.00716.82
8.0.30.0140.00917.08
8.0.20.0070.01117.40
8.0.10.0050.00216.91
8.0.00.0080.00916.81
7.4.330.0030.00315.00
7.4.320.0000.00716.49
7.4.300.0030.00316.42
7.4.290.0000.00716.58
7.4.280.0000.00716.61
7.4.270.0030.00316.55
7.4.260.0040.00416.61
7.4.250.0000.00716.55
7.4.240.0020.00516.50
7.4.230.0030.00316.61
7.4.220.0100.00716.41
7.4.210.0030.01616.66
7.4.200.0040.00416.68
7.4.190.0000.00716.66
7.4.160.0120.00316.56
7.4.150.0040.01617.40
7.4.140.0090.00917.86
7.4.130.0130.00316.56
7.4.120.0080.01016.52
7.4.110.0150.00316.33
7.4.100.0190.00016.43
7.4.90.0070.01016.42
7.4.80.0110.01119.39
7.4.70.0100.01016.54
7.4.60.0030.01516.39
7.4.50.0050.00016.44
7.4.40.0100.01016.51
7.4.30.0000.01516.52
7.4.00.0050.01314.86
7.3.330.0030.00312.97
7.3.320.0030.00213.09
7.3.310.0050.00216.12
7.3.300.0030.00316.28
7.3.290.0090.00616.25
7.3.280.0060.01116.21
7.3.270.0130.01317.40
7.3.260.0170.00616.34
7.3.250.0080.00916.27
7.3.240.0140.00316.31
7.3.230.0200.00016.47
7.3.210.0100.00716.35
7.3.200.0150.00619.39
7.3.190.0070.01116.56
7.3.180.0000.01516.27
7.3.170.0120.00416.36
7.3.160.0200.00016.61
7.3.120.0070.01014.82
7.3.110.0030.01314.61
7.3.100.0070.00714.64
7.3.90.0000.01315.00
7.3.80.0080.00814.73
7.3.70.0070.00714.59
7.3.60.0100.00314.62
7.3.50.0110.00614.93
7.3.40.0070.00714.60
7.3.30.0030.01214.82
7.3.20.0110.00716.48
7.3.10.0080.00816.55
7.3.00.0030.01216.67
7.2.330.0140.00316.78
7.2.320.0090.00916.73
7.2.310.0100.01016.70
7.2.300.0030.01316.64
7.2.290.0030.01316.69
7.2.250.0040.01414.79
7.2.240.0030.01315.21
7.2.230.0040.01414.84
7.2.220.0000.01414.95
7.2.210.0090.00015.27
7.2.200.0060.00615.20
7.2.190.0030.01014.72
7.2.180.0000.01614.99
7.2.170.0000.01015.07
7.2.00.0030.00919.04
7.1.330.0030.01015.77
7.1.320.0000.00915.96
7.1.310.0000.01215.80
7.1.300.0030.00715.70
7.1.290.0040.00715.54
7.1.280.0070.00315.76
7.1.270.0060.00315.73
7.1.260.0000.01315.96
7.1.100.0000.01018.09
7.1.70.0090.00016.87
7.1.60.0100.01319.70
7.1.50.0180.00516.91
7.1.00.0030.07722.45
7.0.200.0040.00416.71
7.0.140.0000.07721.98
7.0.60.0170.05319.78
7.0.50.0100.08017.77
7.0.40.0170.06319.98
7.0.30.0230.03320.09
7.0.20.0230.04720.13
7.0.10.0100.05020.02
7.0.00.0030.08720.13
5.6.280.0030.07320.86
5.6.210.0130.07320.47
5.6.200.0100.05018.21
5.6.190.0100.05720.39
5.6.180.0200.08020.35
5.6.170.0430.07720.38
5.6.160.0030.08720.48
5.6.150.0100.08018.18
5.6.140.0030.08318.20
5.6.130.0100.07718.21
5.6.120.0130.07021.06
5.6.110.0130.07021.08
5.6.100.0100.03321.10
5.6.90.0030.09021.09
5.6.80.0030.06020.40
5.5.350.0070.07720.32
5.5.340.0070.07017.92
5.5.330.0000.08720.13
5.5.320.0430.07020.21
5.5.310.0170.06720.20
5.5.300.0030.08017.98
5.5.290.0070.08717.98
5.5.280.0130.07320.64
5.5.270.0070.05320.75
5.5.260.0070.08020.63
5.5.250.0030.07020.46
5.5.240.4200.04020.25
5.4.450.0170.05719.44
5.4.440.0930.06719.39
5.4.430.1070.05319.46
5.4.420.0100.05319.64
5.4.410.0930.05719.38
5.4.400.1000.05719.29
5.4.390.0930.05318.79
5.4.380.0470.08018.45
5.4.370.0400.05018.71
5.4.360.0400.04318.74
5.4.350.0370.05318.59
5.4.340.0300.05718.50
5.4.320.0050.03812.45
5.4.310.0060.05112.45
5.4.300.0040.04812.45
5.4.290.0050.04412.45
5.4.280.0050.03912.34
5.4.270.0100.05212.34
5.4.260.0090.05312.34
5.4.250.0070.03912.35
5.4.240.0070.03812.34
5.4.230.0070.04312.34
5.4.220.0060.04112.34
5.4.210.0080.04012.34
5.4.200.0110.06112.34
5.4.190.0080.04312.33
5.4.180.0080.04012.33
5.4.170.0060.03912.34
5.4.160.0090.04812.34
5.4.150.0090.06212.34
5.4.140.0120.06512.02
5.4.130.0070.04512.01
5.4.120.0130.03411.97
5.4.110.0060.04411.96
5.4.100.0100.04411.96
5.4.90.0070.04811.96
5.4.80.0080.03411.96
5.4.70.0070.03411.96
5.4.60.0080.05411.96
5.4.50.0050.03611.96
5.4.40.0070.04311.95
5.4.30.0110.04511.95
5.4.20.0040.05511.95
5.4.10.0080.04511.95
5.4.00.0090.05011.43
5.3.290.0070.04012.80
5.3.280.0090.05912.71
5.3.270.0040.05912.72
5.3.260.0110.06312.72
5.3.250.0140.05112.72
5.3.240.0130.04412.72
5.3.230.0050.04012.71
5.3.220.0080.03712.68
5.3.210.0050.04112.68
5.3.200.0090.03412.68
5.3.190.0090.03612.68
5.3.180.0050.04012.68
5.3.170.0080.05512.67
5.3.160.0080.05012.68
5.3.150.0080.05512.68
5.3.140.0130.04612.66
5.3.130.0130.06512.66
5.3.120.0080.04612.65
5.3.110.0100.04812.65
5.3.100.0080.05812.12
5.3.90.0090.04812.09
5.3.80.0030.04212.08
5.3.70.0080.03612.08
5.3.60.0060.03812.06
5.3.50.0060.03712.00
5.3.40.0070.03712.00
5.3.30.0060.03611.94
5.3.20.0090.04411.72
5.3.10.0090.05111.69
5.3.00.0040.04411.67
5.2.170.0060.0399.18
5.2.160.0060.0309.18
5.2.150.0090.0329.18
5.2.140.0040.0339.18
5.2.130.0070.0329.14
5.2.120.0040.0389.13
5.2.110.0050.0349.14
5.2.100.0050.0409.14
5.2.90.0060.0299.14
5.2.80.0050.0329.13
5.2.70.0030.0349.14
5.2.60.0080.0449.09
5.2.50.0030.0459.05
5.2.40.0100.0459.03
5.2.30.0080.0309.01
5.2.20.0060.0279.00
5.2.10.0030.0298.92
5.2.00.0060.0288.77
5.1.60.0040.0268.06
5.1.50.0040.0258.06
5.1.40.0060.0258.04
5.1.30.0050.0288.39
5.1.20.0060.0288.41
5.1.10.0050.0288.14
5.1.00.0040.0298.13
5.0.50.0060.0266.62
5.0.40.0050.0276.48
5.0.30.0030.0396.29
5.0.20.0030.0206.26
5.0.10.0030.0216.24
5.0.00.0060.0326.23
4.4.90.0030.0164.78
4.4.80.0040.0224.76
4.4.70.0050.0174.75
4.4.60.0040.0204.75
4.4.50.0020.0204.77
4.4.40.0030.0324.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0040.0154.85
4.4.00.0020.0264.75
4.3.110.0040.0154.67
4.3.100.0050.0134.66
4.3.90.0020.0204.63
4.3.80.0030.0254.58
4.3.70.0040.0164.63
4.3.60.0080.0174.62
4.3.50.0070.0284.63
4.3.40.0030.0354.54
4.3.30.0030.0263.29
4.3.20.0050.0233.27
4.3.10.0010.0233.22
4.3.00.0100.01318.64

preferences:
51.47 ms | 401 KiB | 5 Q