3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array("a" => "a", "b" => "b", "c" => "c"); foreach($array as &$val) { echo $val; } foreach($array as &$val) { echo $val; }

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)
8.3.70.0040.01118.30
8.3.60.0190.00016.75
8.3.50.0310.00422.05
8.3.40.0090.00918.45
8.3.30.0140.00419.13
8.3.20.0040.00420.29
8.3.10.0040.00423.56
8.3.00.0040.00419.66
8.2.180.0110.01118.04
8.2.170.0100.00322.96
8.2.160.0110.00420.35
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0080.00021.00
8.2.110.0060.00322.11
8.2.100.0040.00818.09
8.2.90.0080.00019.05
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0000.00917.80
8.2.50.0090.00018.07
8.2.40.0040.00419.95
8.2.30.0040.00418.12
8.2.20.0050.00317.63
8.2.10.0050.00318.17
8.2.00.0000.00717.62
8.1.280.0110.00425.92
8.1.270.0060.00323.79
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.88
8.1.230.0070.00418.96
8.1.220.0030.00617.88
8.1.210.0000.00818.77
8.1.200.0060.00317.09
8.1.190.0030.00517.13
8.1.180.0090.00018.10
8.1.170.0030.00618.50
8.1.160.0040.00422.08
8.1.150.0000.00818.54
8.1.140.0000.00817.43
8.1.130.0000.00717.80
8.1.120.0000.00817.36
8.1.110.0080.00017.35
8.1.100.0020.00517.35
8.1.90.0030.00317.45
8.1.80.0070.00017.37
8.1.70.0030.00517.31
8.1.60.0040.00417.56
8.1.50.0030.00517.50
8.1.40.0030.00517.50
8.1.30.0030.00617.50
8.1.20.0000.00817.65
8.1.10.0050.00317.39
8.1.00.0000.00817.37
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0040.00418.49
8.0.270.0000.00717.13
8.0.260.0030.00317.32
8.0.250.0030.00317.01
8.0.240.0060.00016.96
8.0.230.0040.00716.94
8.0.220.0000.00716.88
8.0.210.0000.00716.83
8.0.200.0070.00016.83
8.0.190.0060.00316.82
8.0.180.0070.00016.89
8.0.170.0040.00416.96
8.0.160.0000.00716.95
8.0.150.0040.00416.84
8.0.140.0060.00316.86
8.0.130.0000.00513.27
8.0.120.0050.00316.86
8.0.110.0030.00516.84
8.0.100.0000.00716.78
8.0.90.0030.00516.70
8.0.80.0110.00616.82
8.0.70.0030.00516.75
8.0.60.0040.00416.67
8.0.50.0040.00416.92
8.0.30.0110.00716.96
8.0.20.0120.00717.40
8.0.10.0040.00416.88
8.0.00.0090.01216.66
7.4.330.0000.00515.00
7.4.320.0030.00316.39
7.4.300.0000.00716.54
7.4.290.0070.00016.61
7.4.280.0060.00316.49
7.4.270.0030.00316.57
7.4.260.0000.00816.46
7.4.250.0000.00816.45
7.4.240.0030.00316.51
7.4.230.0070.00016.52
7.4.220.0100.01316.52
7.4.210.0030.01016.63
7.4.200.0000.00716.24
7.4.160.0080.00816.41
7.4.150.0100.00717.40
7.4.140.0050.01217.86
7.4.130.0090.01016.48
7.4.120.0110.00516.44
7.4.110.0060.01016.61
7.4.100.0130.00516.38
7.4.90.0090.00916.50
7.4.80.0070.01519.39
7.4.70.0110.00716.28
7.4.60.0130.00316.34
7.4.50.0040.00416.33
7.4.40.0130.00316.52
7.4.30.0100.00616.45
7.4.00.0070.01014.89
7.3.330.0060.00013.18
7.3.320.0060.00013.10
7.3.310.0000.00716.13
7.3.300.0050.00216.25
7.3.290.0090.01016.29
7.3.280.0090.01016.22
7.3.270.0110.00617.40
7.3.260.0090.00916.37
7.3.250.0100.00816.39
7.3.240.0070.01016.20
7.3.230.0090.00616.39
7.3.210.0080.00916.61
7.3.200.0080.00816.22
7.3.190.0070.01416.18
7.3.180.0120.00316.58
7.3.170.0080.00816.52
7.3.160.0170.00316.41
7.3.120.0040.01114.68
7.2.330.0140.00316.63
7.2.320.0060.01216.63
7.2.310.0100.00716.55
7.2.300.0030.01316.69
7.2.290.0070.01016.41
7.2.60.0060.01016.59
7.2.00.0100.00619.34
7.1.200.0030.01015.78
7.1.100.0040.01118.17
7.1.70.0030.00717.00
7.1.60.0150.00919.70
7.1.50.0030.02016.67
7.1.00.0030.07722.48
7.0.200.0000.00816.88
7.0.140.0000.07722.21
7.0.60.0070.09019.82
7.0.50.0030.06017.91
7.0.40.0130.08320.24
7.0.30.0170.05020.20
7.0.20.0200.05020.09
7.0.10.0200.04320.04
7.0.00.0030.04020.20
5.6.280.0000.07720.89
5.6.210.0100.04020.62
5.6.200.0100.03718.19
5.6.190.0070.07320.39
5.6.180.0030.08720.39
5.6.170.0230.04720.42
5.6.160.0130.07020.54
5.6.150.0170.06318.21
5.6.140.0030.08718.16
5.6.130.0070.07718.12
5.6.120.0100.03720.98
5.6.110.0030.04720.99
5.6.100.0170.05321.00
5.6.90.0170.07020.93
5.6.80.0000.09020.37
5.6.70.0330.06720.36
5.5.350.0000.09020.32
5.5.340.0000.04018.02
5.5.330.0170.06020.33
5.5.320.0330.05720.31
5.5.310.0130.04020.28
5.5.300.0070.08317.98
5.5.290.0130.07317.88
5.5.280.0030.05720.87
5.5.270.0100.07320.63
5.5.260.0130.07720.95
5.5.250.0100.08320.71
5.5.240.0000.04020.11
5.4.450.0570.05019.57
5.4.440.0130.05043.92
5.4.430.0500.03343.90
5.4.420.0430.04343.90
5.4.410.0300.04043.90
5.4.400.0330.04743.87
5.4.390.0270.04043.86
5.4.380.0130.05318.68
5.4.370.0230.04318.56
5.4.360.0130.05018.61
5.4.350.0030.05718.66
5.4.340.0030.05718.51
5.4.320.0080.04412.45
5.4.310.0060.03712.45
5.4.300.0060.03612.45
5.4.290.0080.04212.45
5.4.280.0080.04312.35
5.4.270.0110.03612.34
5.4.260.0020.04312.34
5.4.250.0050.04412.34
5.4.240.0040.03812.35
5.4.230.0090.04612.34
5.4.220.0040.03712.34
5.4.210.0050.03512.34
5.4.200.0060.03712.34
5.4.190.0080.03412.33
5.4.180.0060.03512.34
5.4.170.0100.03112.34
5.4.160.0050.03712.34
5.4.150.0030.03912.34
5.4.140.0070.03812.02
5.4.130.0060.04512.01
5.4.120.0060.03911.97
5.4.110.0050.03511.96
5.4.100.0040.04011.96
5.4.90.0050.03711.96
5.4.80.0060.03611.96
5.4.70.0060.03411.96
5.4.60.0050.03511.96
5.4.50.0030.03711.96
5.4.40.0070.03411.95
5.4.30.0080.03211.95
5.4.20.0030.03611.95
5.4.10.0050.03511.95
5.4.00.0050.03611.43
5.3.290.0080.04312.80
5.3.280.0060.03712.71
5.3.270.0030.04212.72
5.3.260.0050.03812.72
5.3.250.0090.03712.72
5.3.240.0040.03912.72
5.3.230.0050.03712.71
5.3.220.0070.03412.68
5.3.210.0050.03812.68
5.3.200.0060.04012.68
5.3.190.0060.04212.68
5.3.180.0090.03712.68
5.3.170.0070.04212.67
5.3.160.0060.03512.67
5.3.150.0090.03412.67
5.3.140.0050.03612.66
5.3.130.0050.03812.66
5.3.120.0020.04212.65
5.3.110.0090.03512.66
5.3.100.0070.03612.12
5.3.90.0050.03712.08
5.3.80.0080.03412.08
5.3.70.0060.03612.08
5.3.60.0040.03812.06
5.3.50.0080.03812.00
5.3.40.0050.03712.00
5.3.30.0070.03811.95
5.3.20.0050.04111.72
5.3.10.0070.03911.69
5.3.00.0070.03511.68
5.2.170.0040.0319.18
5.2.160.0020.0319.18
5.2.150.0050.0299.18
5.2.140.0020.0329.17
5.2.130.0060.0319.14
5.2.120.0030.0299.13
5.2.110.0040.0289.14
5.2.100.0040.0349.14
5.2.90.0060.0309.14
5.2.80.0010.0329.13
5.2.70.0050.0299.13
5.2.60.0060.0319.09
5.2.50.0050.0339.06
5.2.40.0060.0369.03
5.2.30.0060.0329.01
5.2.20.0040.0299.00
5.2.10.0040.0388.92
5.2.00.0050.0378.78
5.1.60.0040.0338.06
5.1.50.0040.0308.06
5.1.40.0070.0278.04
5.1.30.0050.0268.39
5.1.20.0040.0278.41
5.1.10.0010.0298.13
5.1.00.0060.0238.13
5.0.50.0040.0246.61
5.0.40.0040.0216.47
5.0.30.0050.0306.29
5.0.20.0030.0196.26
5.0.10.0040.0196.24
5.0.00.0040.0336.22
4.4.90.0040.0154.78
4.4.80.0020.0154.75
4.4.70.0040.0174.75
4.4.60.0040.0204.76
4.4.50.0040.0144.77
4.4.40.0020.0384.71
4.4.30.0040.0174.76
4.4.20.0040.0244.85
4.4.10.0040.0144.85
4.4.00.0030.0284.75
4.3.110.0010.0174.67
4.3.100.0020.0234.66
4.3.90.0010.0164.64
4.3.80.0010.0274.58
4.3.70.0020.0154.63
4.3.60.0020.0144.63
4.3.50.0020.0154.63
4.3.40.0010.0244.54
4.3.30.0030.0193.29
4.3.20.0030.0183.27
4.3.10.0010.0163.22
4.3.00.0030.01743.82

preferences:
47.86 ms | 401 KiB | 5 Q