3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1, 2, 3, 4); foreach ($arr as &$value) { $value = $value * 2; } var_dump($arr); // $arr is now array(2, 4, 6, 8)

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)
8.3.60.0070.00718.43
8.3.50.0050.01021.91
8.3.40.0120.00318.85
8.3.30.0070.00718.72
8.3.20.0050.00220.34
8.3.10.0000.00821.89
8.3.00.0000.00817.91
8.2.180.0030.01216.75
8.2.170.0110.00422.96
8.2.160.0100.00320.36
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0070.00020.94
8.2.110.0090.00020.35
8.2.100.0040.00717.84
8.2.90.0050.00219.09
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0060.00317.93
8.2.50.0060.00318.07
8.2.40.0000.00818.05
8.2.30.0040.00417.93
8.2.20.0030.00517.67
8.2.10.0040.00418.04
8.2.00.0080.00017.61
8.1.280.0070.01125.92
8.1.270.0040.00423.75
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.97
8.1.230.0080.00319.12
8.1.220.0050.00317.74
8.1.210.0090.00018.77
8.1.200.0030.00917.35
8.1.190.0080.00017.11
8.1.180.0030.00518.10
8.1.170.0060.00318.64
8.1.160.0040.00421.96
8.1.150.0030.00518.83
8.1.140.0040.00417.49
8.1.130.0000.00717.82
8.1.120.0040.00417.45
8.1.110.0050.00317.45
8.1.100.0040.00417.49
8.1.90.0040.00717.41
8.1.80.0040.00417.46
8.1.70.0000.00717.39
8.1.60.0040.00417.44
8.1.50.0030.00617.47
8.1.40.0000.00717.34
8.1.30.0000.00917.66
8.1.20.0000.00817.55
8.1.10.0000.00717.45
8.1.00.0000.00817.42
8.0.300.0050.00218.77
8.0.290.0040.00416.75
8.0.280.0040.00418.43
8.0.270.0070.00017.25
8.0.260.0030.00318.43
8.0.250.0000.00716.96
8.0.240.0040.00416.84
8.0.230.0000.00716.97
8.0.220.0030.00316.93
8.0.210.0030.00316.87
8.0.200.0000.00616.87
8.0.190.0040.00416.86
8.0.180.0000.00716.78
8.0.170.0040.00416.81
8.0.160.0050.00316.83
8.0.150.0000.00716.81
8.0.140.0030.00616.79
8.0.130.0000.00613.27
8.0.120.0040.00416.83
8.0.110.0000.00716.70
8.0.100.0050.00216.77
8.0.90.0030.00516.84
8.0.80.0070.00716.86
8.0.70.0040.00416.70
8.0.60.0030.00516.92
8.0.50.0000.00816.78
8.0.30.0130.01017.03
8.0.20.0110.00817.40
8.0.10.0000.00716.88
8.0.00.0100.00716.74
7.4.330.0050.00015.05
7.4.320.0070.00016.36
7.4.300.0070.00016.45
7.4.290.0000.00716.48
7.4.280.0050.00216.54
7.4.270.0030.00316.48
7.4.260.0030.00516.62
7.4.250.0000.00716.48
7.4.240.0020.00516.55
7.4.230.0000.00616.54
7.4.220.0170.00316.53
7.4.210.0030.01016.55
7.4.200.0070.00016.24
7.4.160.0100.00516.50
7.4.150.0190.00617.40
7.4.140.0110.00617.86
7.4.130.0110.00616.28
7.4.120.0110.01016.41
7.4.110.0060.01116.32
7.4.100.0170.01016.40
7.4.90.0090.00916.68
7.4.80.0200.00319.39
7.4.70.0060.00916.24
7.4.60.0070.01016.49
7.4.50.0000.00516.50
7.4.40.0030.01516.51
7.4.30.0100.00716.73
7.4.00.0030.01014.80
7.3.330.0050.00013.15
7.3.320.0000.00513.18
7.3.310.0070.00016.20
7.3.300.0000.00716.16
7.3.290.0000.01316.34
7.3.280.0070.01216.27
7.3.270.0060.01217.40
7.3.260.0130.00616.30
7.3.250.0150.00216.38
7.3.240.0100.01316.63
7.3.230.0070.01016.39
7.3.210.0060.01016.15
7.3.200.0110.00719.39
7.3.190.0100.00716.54
7.3.180.0140.00316.52
7.3.170.0130.00316.28
7.3.160.0120.00816.35
7.3.120.0000.01715.04
7.2.330.0110.00816.37
7.2.320.0100.01416.46
7.2.310.0070.01016.60
7.2.300.0120.00416.72
7.2.290.0070.01416.61
7.2.00.0090.00919.20
7.1.200.0030.00715.71
7.1.100.0060.01018.18
7.1.70.0000.00717.15
7.1.60.0070.01819.11
7.1.50.0200.01334.78
7.1.00.0070.07722.33
7.0.200.0090.00016.89
7.0.140.0030.07322.04
7.0.60.0070.03719.94
7.0.50.0070.06317.80
7.0.40.0030.09020.23
7.0.30.0330.05720.18
7.0.20.0330.04320.12
7.0.10.0070.04720.00
7.0.00.0030.09020.20
5.6.280.0100.06721.06
5.6.210.0000.08020.50
5.6.200.0070.08318.16
5.6.190.0070.08720.39
5.6.180.0230.05720.32
5.6.170.0270.03320.51
5.6.160.0000.08020.51
5.6.150.0000.06018.21
5.6.140.0100.05018.11
5.6.130.0000.04318.12
5.6.120.0100.07721.05
5.6.110.0100.08720.95
5.6.100.0200.06320.98
5.6.90.0000.05320.87
5.6.80.0200.07020.40
5.5.350.0270.07720.32
5.5.340.0070.08017.96
5.5.330.0130.07720.20
5.5.320.0170.05020.32
5.5.310.0230.03720.27
5.5.300.0030.08717.98
5.5.290.0030.08317.91
5.5.280.0130.07720.80
5.5.270.0030.05720.88
5.5.260.0070.07020.89
5.5.250.0030.04320.68
5.5.240.0030.03720.27
5.4.450.0800.06019.13
5.4.440.0700.04719.54
5.4.430.0700.04319.37
5.4.420.0100.05019.66
5.4.410.0700.04719.20
5.4.400.0570.05718.79
5.4.390.0430.05018.72
5.4.380.0100.06018.49
5.4.370.0100.03318.56
5.4.360.0070.05718.64
5.4.350.0070.04311.97
5.4.340.0070.04211.97
5.4.320.0050.03612.46
5.4.310.0050.03812.45
5.4.300.0090.03612.46
5.4.290.0040.03912.45
5.4.280.0050.03512.35
5.4.270.0030.03812.35
5.4.260.0040.03912.35
5.4.250.0030.04112.35
5.4.240.0060.03612.35
5.4.230.0060.03712.34
5.4.220.0030.03912.34
5.4.210.0040.03712.34
5.4.200.0070.03612.34
5.4.190.0060.03512.34
5.4.180.0060.03612.34
5.4.170.0020.04012.35
5.4.160.0060.03612.35
5.4.150.0050.03712.34
5.4.140.0060.03712.02
5.4.130.0040.04112.01
5.4.120.0050.03711.97
5.4.110.0060.03611.97
5.4.100.0040.03711.97
5.4.90.0070.03611.96
5.4.80.0060.03711.97
5.4.70.0040.03511.96
5.4.60.0080.03111.96
5.4.50.0070.03411.96
5.4.40.0070.03911.95
5.4.30.0090.03711.95
5.4.20.0050.03811.95
5.4.10.0020.03911.95
5.4.00.0070.04311.44
5.3.290.0040.04012.80
5.3.280.0030.04112.71
5.3.270.0080.03712.72
5.3.260.0030.04212.72
5.3.250.0080.03512.72
5.3.240.0080.03412.72
5.3.230.0050.03812.71
5.3.220.0080.03612.68
5.3.210.0070.03712.68
5.3.200.0080.03912.68
5.3.190.0100.04412.67
5.3.180.0050.04912.67
5.3.170.0090.03312.67
5.3.160.0100.04112.68
5.3.150.0080.03812.67
5.3.140.0060.03612.66
5.3.130.0080.04112.65
5.3.120.0050.04912.66
5.3.110.0080.03512.65
5.3.100.0080.03912.12
5.3.90.0060.03612.09
5.3.80.0070.05612.08
5.3.70.0040.04712.07
5.3.60.0070.04012.06
5.3.50.0040.03812.00
5.3.40.0110.03312.00
5.3.30.0060.03511.94
5.3.20.0030.03811.72
5.3.10.0070.03311.69
5.3.00.0060.04211.67
5.2.170.0040.0389.18
5.2.160.0040.0309.17
5.2.150.0050.0309.18
5.2.140.0060.0299.17
5.2.130.0060.0289.13
5.2.120.0080.0309.13
5.2.110.0080.0279.14
5.2.100.0030.0319.14
5.2.90.0100.0309.14
5.2.80.0020.0329.13
5.2.70.0110.0259.13
5.2.60.0050.0369.09
5.2.50.0060.0389.06
5.2.40.0030.0309.03
5.2.30.0020.0319.01
5.2.20.0030.0389.00
5.2.10.0070.0258.92
5.2.00.0030.0308.78
5.1.60.0050.0248.06
5.1.50.0030.0258.05
5.1.40.0080.0338.04
5.1.30.0060.0328.39
5.1.20.0060.0258.41
5.1.10.0020.0278.13
5.1.00.0060.0328.15
5.0.50.0030.0236.62
5.0.40.0010.0236.47
5.0.30.0020.0396.29
5.0.20.0030.0236.26
5.0.10.0020.0216.24
5.0.00.0070.0316.23
4.4.90.0030.0174.78
4.4.80.0020.0184.75
4.4.70.0050.0164.75
4.4.60.0050.0164.75
4.4.50.0040.0164.77
4.4.40.0070.0274.70
4.4.30.0060.0164.76
4.4.20.0020.0154.84
4.4.10.0060.0154.85
4.4.00.0030.0264.76
4.3.110.0040.0204.67
4.3.100.0050.0244.66
4.3.90.0040.0194.64
4.3.80.0020.0244.58
4.3.70.0050.0114.63
4.3.60.0040.0194.63
4.3.50.0020.0164.63
4.3.40.0000.0264.54
4.3.30.0020.0163.29
4.3.20.0030.0223.27
4.3.10.0030.0253.22
4.3.00.0130.0237.20

preferences:
42.75 ms | 401 KiB | 5 Q