3v4l.org

run code in 300+ PHP versions simultaneously
<?php $values = array(1 => 'a', 2 => 'b', 3 => 'c'); while (list($key, $value) = each($values)) { echo "$key => $value \r\n"; if ($key == 3) { $values[4] = 'd'; } if ($key == 4) { $values[5] = 'e'; } }

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)
8.3.40.0120.00618.73
8.3.30.0070.00719.16
8.3.20.0040.00420.22
8.3.10.0070.00021.77
8.3.00.0040.00419.25
8.2.170.0000.01422.96
8.2.160.0140.00020.51
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00322.09
8.2.110.0030.00620.47
8.2.100.0080.00317.77
8.2.90.0000.00819.09
8.2.80.0040.00417.97
8.2.70.0060.00317.47
8.2.60.0030.00517.80
8.2.50.0060.00318.07
8.2.40.0060.00319.88
8.2.30.0040.00418.06
8.2.20.0000.00817.75
8.2.10.0000.00718.12
8.2.00.0000.00817.64
8.1.270.0060.00322.14
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0090.00023.82
8.1.230.0110.00019.09
8.1.220.0040.00417.74
8.1.210.0000.00718.77
8.1.200.0090.00017.13
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0080.00018.31
8.1.160.0030.00521.94
8.1.150.0090.00018.82
8.1.140.0050.00217.43
8.1.130.0000.00717.74
8.1.120.0000.00717.41
8.1.110.0000.00717.28
8.1.100.0040.00417.33
8.1.90.0040.00417.30
8.1.80.0040.00417.36
8.1.70.0030.00317.35
8.1.60.0060.00317.52
8.1.50.0000.00817.47
8.1.40.0040.00417.39
8.1.30.0030.00617.61
8.1.20.0030.00517.60
8.1.10.0040.00417.45
8.1.00.0000.00817.55
8.0.300.0050.00318.77
8.0.290.0000.00816.75
8.0.280.0030.00318.43
8.0.270.0030.00317.16
8.0.260.0100.00017.24
8.0.250.0000.00617.02
8.0.240.0000.00716.91
8.0.230.0070.00016.96
8.0.220.0070.00016.77
8.0.210.0000.00716.78
8.0.200.0060.00316.82
8.0.190.0050.00316.95
8.0.180.0080.00016.94
8.0.170.0050.00316.95
8.0.160.0070.00016.87
8.0.150.0070.00016.82
8.0.140.0000.00716.80
8.0.130.0050.00013.32
8.0.120.0050.00216.75
8.0.110.0000.00716.79
8.0.100.0040.00416.92
8.0.90.0000.00716.76
8.0.80.0120.00916.77
8.0.70.0040.00416.92
8.0.60.0000.00716.71
8.0.50.0040.00416.89
8.0.30.0070.01517.11
8.0.20.0080.01017.40
8.0.10.0000.00717.02
8.0.00.0130.00916.55
7.4.330.0060.00015.02
7.4.320.0030.00316.46
7.4.300.0000.00616.51
7.4.290.0030.00316.48
7.4.280.0030.00616.44
7.4.270.0030.00316.61
7.4.260.0080.00016.50
7.4.250.0060.00316.49
7.4.240.0000.00716.51
7.4.230.0000.00716.71
7.4.220.0100.00716.46
7.4.210.0160.00616.70
7.4.200.0030.00316.52
7.4.160.0120.00316.69
7.4.150.0060.01217.40
7.4.140.0070.01017.86
7.4.130.0080.00916.55
7.4.120.0080.00816.50
7.4.110.0100.00616.53
7.4.100.0140.00316.50
7.4.90.0070.01016.55
7.4.80.0060.01019.39
7.4.70.0000.01616.58
7.4.60.0210.00416.34
7.4.50.0030.00616.69
7.4.40.0130.00316.49
7.4.30.0090.00916.61
7.4.00.0030.01014.86
7.3.330.0000.00613.03
7.3.320.0000.00513.21
7.3.310.0030.00316.33
7.3.300.0000.00716.31
7.3.290.0070.01116.37
7.3.280.0060.00816.35
7.3.270.0090.00917.40
7.3.260.0100.00716.51
7.3.250.0100.00616.46
7.3.240.0090.01016.36
7.3.230.0080.00816.39
7.3.210.0130.00316.38
7.3.200.0150.00319.39
7.3.190.0060.01216.62
7.3.180.0040.01416.36
7.3.170.0110.01116.33
7.3.160.0080.00816.70
7.3.10.0180.00915.95
7.3.00.0140.00316.13
7.2.330.0100.00616.52
7.2.320.0070.01416.50
7.2.310.0080.01116.54
7.2.300.0030.01316.69
7.2.290.0000.01916.63
7.2.130.0290.00016.66
7.2.120.0180.00416.22
7.2.110.0110.01116.18
7.2.100.0140.00716.00
7.2.90.0160.00016.05
7.2.80.0150.00816.21
7.2.70.0160.00616.56
7.2.60.0090.01116.76
7.2.50.0190.00316.29
7.2.40.0260.00316.50
7.2.30.0090.00916.38
7.2.20.0090.00616.10
7.2.10.0190.00216.56
7.2.00.0100.00918.04
7.1.250.0140.00715.50
7.1.200.0060.00615.98
7.1.100.0000.00918.33
7.1.70.0120.00417.17
7.1.60.0190.00619.11
7.1.50.0100.01917.02
7.1.00.0070.06722.31
7.0.200.0040.01416.62
7.0.140.0070.07022.01
7.0.60.0030.08020.04
7.0.50.0100.03717.82
7.0.40.0000.04719.90
7.0.30.0200.04320.04
7.0.20.0270.08320.14
7.0.10.0030.04319.99
7.0.00.0130.08320.22
5.6.280.0130.06320.86
5.6.210.0100.03320.66
5.6.200.0100.05718.16
5.6.190.0030.08720.41
5.6.180.0330.04020.56
5.6.170.0200.04720.44
5.6.160.0100.06020.71
5.6.150.0100.08318.18
5.6.140.0030.04018.18
5.6.130.0230.04318.22
5.6.120.0070.08021.10
5.6.110.0100.08021.00
5.6.100.0100.06320.99
5.6.90.0070.03720.97
5.6.80.0100.07020.50
5.6.70.3500.02720.36
5.5.350.0130.08020.43
5.5.340.0070.03317.99
5.5.330.0100.08020.25
5.5.320.0070.06720.29
5.5.310.0170.04320.17
5.5.300.0130.03017.91
5.5.290.0030.08717.87
5.5.280.0030.09320.74
5.5.270.0100.08720.88
5.5.260.0130.06020.88
5.5.250.0000.06720.58
5.5.240.0200.03020.06
5.4.450.0900.04719.14
5.4.440.0870.07719.58
5.4.430.0970.05719.10
5.4.420.0870.00019.45
5.4.410.0630.00019.22
5.4.400.0630.00019.02
5.4.390.0630.00019.06
5.4.380.0630.00019.07
5.4.370.0630.00019.14
5.4.360.0600.00018.97
5.4.350.0670.00019.15
5.4.340.0060.03511.97
5.4.320.0050.03812.46
5.4.310.0050.04212.45
5.4.300.0040.04412.45
5.4.290.0100.03412.45
5.4.280.0070.03512.35
5.4.270.0040.03812.35
5.4.260.0060.03812.35
5.4.250.0060.03912.35
5.4.240.0050.03712.35
5.4.230.0050.04012.34
5.4.220.0070.03512.34
5.4.210.0020.04012.34
5.4.200.0100.04012.34
5.4.190.0070.03812.34
5.4.180.0090.04012.34
5.4.170.0050.04012.35
5.4.160.0040.03912.34
5.4.150.0040.03912.34
5.4.140.0060.03812.02
5.4.130.0100.03212.02
5.4.120.0090.03311.97
5.4.110.0060.03611.97
5.4.100.0070.03511.96
5.4.90.0060.03911.97
5.4.80.0070.04011.96
5.4.70.0070.03311.96
5.4.60.0040.03711.96
5.4.50.0040.04411.96
5.4.40.0020.03911.95
5.4.30.0040.03611.95
5.4.20.0040.03711.95
5.4.10.0110.03811.95
5.4.00.0060.03511.44
5.3.290.0060.03912.80
5.3.280.0050.03912.71
5.3.270.0050.04012.73
5.3.260.0040.04212.72
5.3.250.0060.03812.72
5.3.240.0070.03612.72
5.3.230.0070.03712.70
5.3.220.0090.03412.68
5.3.210.0090.03612.68
5.3.200.0070.03912.68
5.3.190.0070.04712.67
5.3.180.0090.03512.67
5.3.170.0040.03812.67
5.3.160.0090.03412.67
5.3.150.0060.03812.68
5.3.140.0080.03412.66
5.3.130.0070.03712.66
5.3.120.0040.04212.66
5.3.110.0060.04012.66
5.3.100.0060.03812.12
5.3.90.0070.03612.08
5.3.80.0080.03412.07
5.3.70.0040.04512.08
5.3.60.0080.03612.06
5.3.50.0070.03712.00
5.3.40.0040.04012.00
5.3.30.0040.03811.94
5.3.20.0070.03511.72
5.3.10.0060.03411.69
5.3.00.0040.03811.68
5.2.170.0050.0309.18
5.2.160.0050.0289.18
5.2.150.0050.0299.18
5.2.140.0040.0319.17
5.2.130.0050.0309.13
5.2.120.0030.0309.13
5.2.110.0030.0319.14
5.2.100.0020.0309.14
5.2.90.0030.0309.14
5.2.80.0050.0309.14
5.2.70.0040.0319.13
5.2.60.0050.0389.08
5.2.50.0060.0299.05
5.2.40.0080.0269.03
5.2.30.0060.0299.01
5.2.20.0060.0299.00
5.2.10.0070.0288.94
5.2.00.0050.0298.79
5.1.60.0070.0228.08
5.1.50.0040.0258.08
5.1.40.0030.0268.05
5.1.30.0050.0258.40
5.1.20.0040.0268.43
5.1.10.0020.0288.15
5.1.00.0030.0268.15
5.0.50.0030.0216.63
5.0.40.0040.0186.49
5.0.30.0030.0316.30
5.0.20.0020.0206.27
5.0.10.0020.0216.24
5.0.00.0030.0316.24
4.4.90.0050.0134.78
4.4.80.0030.0154.75
4.4.70.0050.0134.76
4.4.60.0040.0164.76
4.4.50.0020.0154.77
4.4.40.0030.0254.70
4.4.30.0050.0204.76
4.4.20.0010.0214.85
4.4.10.0040.0164.84
4.4.00.0040.0284.76
4.3.110.0020.0234.67
4.3.100.0030.0174.66
4.3.90.0030.0154.63
4.3.80.0030.0254.59
4.3.70.0030.0154.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0010.0183.29
4.3.20.0050.0143.27
4.3.10.0020.0163.23
4.3.00.0030.0307.28

preferences:
36.57 ms | 400 KiB | 5 Q