3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = ['a', 'b', 'c']; foreach ($data as $key => $value) { var_dump($key); } foreach ($data as $key) { var_dump($key); }

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)
8.5.20.0100.00819.29
8.5.10.0060.00316.68
8.5.00.0160.00519.74
8.4.170.0120.01020.59
8.4.160.0130.00823.04
8.4.150.0030.00014.05
8.4.140.0090.01117.47
8.4.130.0040.00619.74
8.4.120.0100.01020.40
8.4.110.0120.00722.38
8.4.100.0100.00920.35
8.4.90.0140.00518.56
8.4.80.0120.00420.49
8.4.70.0080.01117.58
8.4.60.0050.00518.95
8.4.50.0110.00618.69
8.4.40.0100.00717.64
8.4.30.0060.01319.20
8.4.20.0040.00918.54
8.4.10.0060.00317.49
8.3.300.0120.00920.83
8.3.290.0140.00620.66
8.3.280.0090.01118.37
8.3.270.0150.00516.63
8.3.260.0150.00416.58
8.3.250.0110.00818.68
8.3.240.0100.00818.95
8.3.230.0100.00816.54
8.3.220.0090.01018.97
8.3.210.0070.00418.48
8.3.200.0050.00316.63
8.3.190.0120.00617.28
8.3.180.0100.00916.50
8.3.170.0140.00420.86
8.3.160.0090.00917.01
8.3.150.0110.00717.02
8.3.140.0110.00716.39
8.3.130.0160.00016.39
8.3.120.0060.00318.78
8.3.110.0040.00416.74
8.3.100.0030.00624.06
8.3.90.0090.00026.77
8.3.80.0090.00317.97
8.3.70.0070.01118.14
8.3.60.0080.00818.06
8.3.50.0070.00817.15
8.3.40.0090.00618.59
8.3.30.0040.01118.60
8.3.20.0040.00418.91
8.3.10.0040.00421.60
8.3.00.0040.00422.58
8.2.300.0130.00817.96
8.2.290.0120.00720.32
8.2.280.0090.01018.63
8.2.270.0100.00017.18
8.2.260.0070.01018.08
8.2.250.0090.00618.21
8.2.240.0140.00417.24
8.2.230.0030.00620.94
8.2.220.0060.00337.54
8.2.210.0060.00326.77
8.2.200.0070.00316.50
8.2.190.0110.01118.11
8.2.180.0150.00616.50
8.2.170.0040.01122.96
8.2.160.0070.00721.06
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00721.07
8.2.110.0000.01620.91
8.2.100.0000.01117.84
8.2.90.0030.00617.75
8.2.80.0080.00017.97
8.2.70.0050.00317.79
8.2.60.0040.00418.03
8.2.50.0040.00418.10
8.2.40.0040.00421.02
8.2.30.0050.00320.48
8.2.20.0040.00418.09
8.2.10.0040.00418.11
8.2.00.0030.00519.46
8.1.340.0130.00717.61
8.1.330.0120.00623.55
8.1.320.0100.01015.95
8.1.310.0070.00016.40
8.1.300.0080.00816.79
8.1.290.0100.00030.84
8.1.280.0090.00625.92
8.1.270.0050.00322.03
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0030.00617.66
8.1.230.0070.00419.05
8.1.220.0080.00017.77
8.1.210.0030.00518.77
8.1.200.0080.00017.38
8.1.190.0000.01017.00
8.1.180.0040.00418.10
8.1.170.0040.00418.91
8.1.160.0000.00818.97
8.1.150.0040.00418.80
8.1.140.0000.00820.71
8.1.130.0050.00320.79
8.1.120.0030.00517.50
8.1.110.0030.00517.33
8.1.100.0000.00817.42
8.1.90.0070.00017.33
8.1.80.0050.00317.41
8.1.70.0040.00417.41
8.1.60.0000.00817.60
8.1.50.0000.01117.40
8.1.40.0070.00017.55
8.1.30.0040.00417.64
8.1.20.0040.00417.57
8.1.10.0070.00017.48
8.1.00.0030.00617.40
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.35
8.0.270.0070.00017.18
8.0.260.0060.00020.14
8.0.250.0040.00416.83
8.0.240.0040.00416.95
8.0.230.0000.00616.93
8.0.220.0000.00816.77
8.0.210.0040.00416.86
8.0.200.0000.00716.90
8.0.190.0000.00816.91
8.0.180.0030.00416.93
8.0.170.0050.00316.89
8.0.160.0070.00016.86
8.0.150.0000.00816.73
8.0.140.0080.00016.86
8.0.130.0000.00613.26
8.0.120.0040.00416.91
8.0.110.0050.00316.75
8.0.100.0000.00816.82
8.0.90.0040.00416.87
8.0.80.0100.00916.88
8.0.70.0000.00816.85
8.0.60.0000.00716.86
8.0.50.0000.00716.87
8.0.30.0080.01017.02
8.0.20.0140.00617.40
8.0.10.0050.00217.04
8.0.00.0110.01216.83
7.4.330.0050.00015.55
7.4.320.0030.00316.51
7.4.300.0030.00316.48
7.4.290.0000.00716.50
7.4.280.0070.00016.63
7.4.270.0100.00016.49
7.4.260.0000.00716.57
7.4.250.0000.00716.41
7.4.240.0050.00216.56
7.4.230.0070.00016.48
7.4.220.0030.00516.57
7.4.210.0060.00916.54
7.4.200.0040.00416.68
7.4.160.0080.01016.47
7.4.140.0120.00917.86
7.4.130.0090.00916.56
7.4.120.0120.00716.45
7.4.110.0000.01516.46
7.4.100.0070.01716.76
7.4.90.0190.00316.44
7.4.80.0070.01319.39
7.4.70.0130.00316.50
7.4.60.0130.01016.60
7.4.50.0040.01116.52
7.4.40.0140.00916.50
7.4.00.0090.00614.85
7.3.330.0060.00013.09
7.3.320.0030.00313.18
7.3.310.0040.00416.21
7.3.300.0060.00016.29
7.3.290.0030.00316.27
7.3.280.0070.01016.23
7.3.260.0140.00516.42
7.3.240.0070.01016.34
7.3.230.0120.00616.27
7.3.210.0130.00616.32
7.3.200.0120.01216.33
7.3.190.0100.00716.46
7.3.180.0100.00616.37
7.3.170.0060.01616.27
7.3.160.0120.00316.30
7.3.10.0030.01016.70
7.3.00.0070.00716.85
7.2.330.0090.00916.65
7.2.320.0120.00316.45
7.2.310.0060.01816.65
7.2.300.0180.00316.52
7.2.290.0140.00716.68
7.2.130.0040.01216.84
7.2.120.0000.01216.64
7.2.110.0000.01016.73
7.2.100.0070.01116.91
7.2.90.0210.00515.85
7.2.80.0070.00715.74
7.2.70.0190.00515.95
7.2.60.0050.01015.94
7.2.50.0090.00415.96
7.2.40.0080.00815.93
7.2.30.0450.00716.09
7.2.20.0340.00516.00
7.2.10.0210.00415.83
7.2.00.0160.00515.86
7.1.250.0030.01015.77
7.1.210.0580.01213.93
7.1.200.0170.00313.84
7.1.190.1000.00713.73
7.1.180.0070.00513.96
7.1.170.0060.01113.58
7.1.160.0120.00013.67
7.1.150.0000.01413.80
7.1.140.0820.00713.77
7.1.130.0060.00613.71
7.1.120.0700.01213.77
7.1.110.0890.00713.82
7.1.100.0100.00513.96
7.1.90.0080.00813.93
7.1.80.0380.00313.47
7.1.70.0810.00413.94
7.1.60.0550.02132.05
7.1.50.0980.00631.59
7.1.40.0970.00031.85
7.1.30.0510.00431.64
7.1.20.0240.01031.60
7.1.10.0780.01313.68
7.1.00.0840.00413.63

preferences:
30.54 ms | 403 KiB | 5 Q