3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1,2,3]; next($a); var_dump(current($a)); unset($a[2]); $b = $a; $a[] = 4; $b[] = 4; var_dump(current($a), current($b));

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)
8.3.40.0120.00318.66
8.3.30.0110.00719.18
8.3.20.0040.00420.21
8.3.10.0080.00023.55
8.3.00.0050.00319.38
8.2.170.0140.00022.96
8.2.160.0100.00320.38
8.2.150.0060.00324.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.86
8.2.110.0060.00322.11
8.2.100.0090.00318.09
8.2.90.0060.00319.21
8.2.80.0040.00417.97
8.2.70.0000.00817.38
8.2.60.0030.00517.93
8.2.50.0030.00618.07
8.2.40.0040.00419.88
8.2.30.0070.00017.99
8.2.20.0040.00417.70
8.2.10.0000.00718.11
8.2.00.0030.00517.65
8.1.270.0080.00023.84
8.1.260.0000.00826.35
8.1.250.0060.00928.09
8.1.240.0030.00621.94
8.1.230.0040.00719.01
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00717.22
8.1.190.0000.00917.23
8.1.180.0040.00418.10
8.1.170.0080.00018.33
8.1.160.0050.00321.86
8.1.150.0040.00418.73
8.1.140.0020.00517.42
8.1.130.0000.00817.82
8.1.120.0040.00417.44
8.1.110.0000.00817.27
8.1.100.0040.00417.37
8.1.90.0040.00417.38
8.1.80.0000.00717.29
8.1.70.0000.00717.26
8.1.60.0000.00817.52
8.1.50.0000.00817.34
8.1.40.0040.00417.41
8.1.30.0000.00817.50
8.1.20.0030.00617.41
8.1.10.0000.00817.54
8.1.00.0050.00217.50
8.0.300.0020.00518.77
8.0.290.0040.00416.75
8.0.280.0000.00818.30
8.0.270.0020.00517.14
8.0.260.0040.00417.16
8.0.250.0030.00316.84
8.0.240.0030.00316.93
8.0.230.0070.00016.89
8.0.220.0040.00416.80
8.0.210.0070.00016.75
8.0.200.0030.00316.85
8.0.190.0040.00416.88
8.0.180.0000.00816.90
8.0.170.0000.00716.82
8.0.160.0070.00016.80
8.0.150.0000.00716.66
8.0.140.0000.00716.61
8.0.130.0060.00013.29
8.0.120.0030.00516.77
8.0.110.0040.00416.71
8.0.100.0040.00416.84
8.0.90.0030.00316.76
8.0.80.0100.01016.84
8.0.70.0040.00416.65
8.0.60.0040.00416.70
8.0.50.0030.00316.64
8.0.30.0100.00916.91
8.0.20.0060.01517.40
8.0.10.0040.00416.81
8.0.00.0090.01216.76
7.4.330.0000.00515.08
7.4.320.0000.00616.43
7.4.300.0060.00016.52
7.4.290.0040.00416.38
7.4.280.0000.00716.47
7.4.270.0000.00816.51
7.4.260.0000.00716.44
7.4.250.0050.00216.50
7.4.240.0080.00016.57
7.4.230.0050.00216.63
7.4.220.0040.01416.59
7.4.210.0090.00616.66
7.4.200.0040.00416.42
7.4.160.0090.00616.58
7.4.150.0040.01717.40
7.4.140.0100.00817.86
7.4.130.0080.00816.35
7.4.120.0100.00916.37
7.4.110.0130.00316.46
7.4.100.0090.00616.40
7.4.90.0180.00016.51
7.4.80.0150.00519.39
7.4.70.0140.00516.52
7.4.60.0150.00316.42
7.4.50.0000.00416.50
7.4.40.0110.00616.26
7.4.30.0120.00316.57
7.4.10.0110.00714.75
7.4.00.0070.00914.90
7.3.330.0020.00213.05
7.3.320.0000.00713.22
7.3.310.0030.00316.14
7.3.300.0000.00716.38
7.3.290.0100.00716.31
7.3.280.0090.01016.28
7.3.270.0170.00417.40
7.3.260.0070.01716.60
7.3.250.0110.00516.60
7.3.240.0060.01216.34
7.3.230.0140.00316.66
7.3.210.0030.01516.31
7.3.200.0090.01219.39
7.3.190.0090.00616.29
7.3.180.0110.00716.41
7.3.170.0100.00716.28
7.3.160.0060.01116.37
7.3.130.0100.00314.53
7.3.120.0090.01014.84
7.3.110.0080.01014.57
7.3.100.0020.01414.70
7.3.90.0050.00814.72
7.3.80.0020.00914.68
7.3.70.0070.00714.60
7.3.60.0050.00814.55
7.3.50.0060.01014.70
7.3.40.0050.00914.57
7.3.30.0000.01114.73
7.3.20.0050.00616.67
7.3.10.0030.01216.63
7.3.00.0060.00516.55
7.2.330.0120.00716.64
7.2.320.0070.01016.26
7.2.310.0120.00916.70
7.2.300.0110.01116.53
7.2.290.0070.01116.65
7.2.260.0070.01414.50
7.2.250.0120.00514.75
7.2.240.0020.01414.91
7.2.230.0100.00614.96
7.2.220.0060.00715.10
7.2.210.0100.00314.60
7.2.200.0020.01114.83
7.2.190.0050.01114.65
7.2.180.0070.00914.86
7.2.170.0060.00814.81
7.2.160.0000.01114.82
7.2.150.0030.00616.37
7.2.140.0000.01416.71
7.2.130.0140.00016.23
7.2.120.0030.01016.54
7.2.110.0060.00916.54
7.2.100.0100.00716.53
7.2.90.0000.01616.46
7.2.80.0000.01116.53
7.2.70.0000.01616.87
7.2.60.0090.00916.65
7.2.50.0100.00716.52
7.2.40.0030.00716.70
7.2.30.0080.00416.90
7.2.20.0090.00616.58
7.2.10.0060.00616.69
7.2.00.0080.00317.94
7.1.330.0080.00515.64
7.1.320.0060.01015.65
7.1.310.0110.00015.69
7.1.300.0060.00915.70
7.1.290.0050.00515.67
7.1.280.0010.01115.67
7.1.270.0080.00815.73
7.1.260.0110.00315.60
7.1.250.0030.01015.30
7.1.240.0040.00815.44
7.1.230.0000.01315.46
7.1.220.0150.00015.61
7.1.210.0060.01215.78
7.1.200.0010.00815.40
7.1.190.0040.01515.80
7.1.180.0030.01415.48
7.1.170.0060.00615.56
7.1.160.0070.00715.42
7.1.150.0000.01715.78
7.1.140.0030.01015.45
7.1.130.0060.00615.59
7.1.120.0070.00715.50
7.1.110.0070.00315.34
7.1.100.0090.00916.57
7.1.90.0030.00615.31
7.1.80.0100.00315.45
7.1.70.0060.00516.36
7.1.60.0110.00717.44
7.1.50.0100.01425.18
7.1.40.0030.00915.26
7.1.30.0130.00015.72
7.1.20.0040.01115.41
7.1.10.0100.00315.61
7.1.00.0090.03719.10
7.0.330.0070.00415.35
7.0.320.0090.00015.39
7.0.310.0100.00315.11
7.0.300.0000.01314.96
7.0.290.0040.00815.10
7.0.280.0040.01115.40
7.0.270.0090.00315.26
7.0.260.0030.00615.18
7.0.250.0060.00315.57
7.0.240.0070.00715.20
7.0.230.0030.01015.01
7.0.220.0030.00815.56
7.0.210.0000.01115.23
7.0.200.0020.01115.84
7.0.190.0070.00715.37
7.0.180.0070.00715.40
7.0.170.0080.00315.22
7.0.160.0150.00015.28
7.0.150.0000.01115.14
7.0.140.0030.04218.58
7.0.130.0000.01315.11
7.0.120.0030.00614.92
7.0.110.0000.01415.43
7.0.100.0030.00515.57
7.0.90.0110.00615.40
7.0.80.0040.00815.51
7.0.70.0060.00315.04
7.0.60.0100.03517.54
7.0.50.0030.03416.62
7.0.40.0050.02816.58
7.0.30.0080.02816.63
7.0.20.0130.04916.74
7.0.10.0060.04416.61
7.0.00.0060.02816.80
5.6.400.0070.00714.30
5.6.390.0000.00914.04
5.6.380.0030.00914.45
5.6.370.0060.00914.24
5.6.360.0070.00414.48
5.6.350.0040.01113.96
5.6.340.0030.01014.15
5.6.330.0030.01014.12
5.6.320.0070.00713.93
5.6.310.0120.00014.07
5.6.300.0000.00914.45
5.6.290.0000.01214.35
5.6.280.0040.04217.44
5.6.270.0040.00714.29
5.6.260.0090.00313.76
5.6.250.0100.00314.19
5.6.240.0080.00314.07
5.6.230.0040.01114.13
5.6.220.0070.00714.29
5.6.210.0100.04117.37
5.6.200.0030.02416.05
5.6.190.0100.02817.42
5.6.180.0180.04217.41
5.6.170.0200.04117.28
5.6.160.0060.02417.24
5.6.150.0070.02716.27
5.6.140.0030.04715.98
5.6.130.0100.03716.38
5.6.120.0100.04617.67
5.6.110.0050.04417.41
5.6.100.0090.04617.53
5.6.90.0050.04617.40
5.6.80.0010.02317.32
5.6.70.0070.00314.18
5.6.60.0070.00713.89
5.6.50.0060.00914.26
5.6.40.0030.00914.22
5.6.30.0060.00614.44
5.6.20.0060.00313.98
5.6.10.0030.00513.88
5.6.00.0060.00614.29
5.5.380.0000.00814.18
5.5.370.0030.00614.11
5.5.360.0050.00214.14
5.5.350.0130.04517.16
5.5.340.0020.04416.31
5.5.330.0080.02617.25
5.5.320.0180.02017.47
5.5.310.0280.03717.43
5.5.300.0050.04016.03
5.5.290.0070.03716.08
5.5.280.0040.03717.56
5.5.270.0050.03317.56
5.5.260.0050.04117.67
5.5.250.0050.03817.43
5.5.240.0040.03517.29
5.5.230.0000.01514.29
5.5.220.0030.01014.16
5.5.210.0070.00614.00
5.5.200.0040.00414.35
5.5.190.0080.00414.29
5.5.180.0080.00314.30
5.5.170.0000.01014.25
5.5.160.0060.00614.36
5.5.150.0040.00414.04
5.5.140.0040.00814.44
5.5.130.0070.00714.26
5.5.120.0040.00414.45
5.5.110.0050.00513.96
5.5.100.0070.00314.01
5.5.90.0050.00514.01
5.5.80.0070.00714.36
5.5.70.0000.01014.33
5.5.60.0030.01014.29
5.5.50.0060.00914.37
5.5.40.0070.00714.04
5.5.30.0070.00714.41
5.5.20.0120.00314.05
5.5.10.0150.00014.26
5.5.00.0040.00413.90
5.4.450.0150.02915.19
5.4.440.0170.02815.19
5.4.430.0180.02315.35
5.4.420.0070.02715.23
5.4.410.0500.03014.97
5.4.400.0280.02414.94
5.4.390.0100.02515.02
5.4.380.0200.02914.99
5.4.370.0170.02914.66
5.4.360.0130.03314.87
5.4.350.0210.02714.65
5.4.340.0170.02814.79
5.4.330.0030.00710.78
5.4.320.0050.02311.78
5.4.310.0050.02111.78
5.4.300.0060.01911.54
5.4.290.0070.02311.73
5.4.280.0080.01911.76
5.4.270.0050.02011.72
5.4.260.0050.02111.64
5.4.250.0040.02011.66
5.4.240.0050.01811.66
5.4.230.0050.02111.62
5.4.220.0060.02011.47
5.4.210.0040.02011.81
5.4.200.0070.02011.70
5.4.190.0020.02511.76
5.4.180.0080.01811.71
5.4.170.0040.02211.77
5.4.160.0040.02211.58
5.4.150.0020.02211.70
5.4.140.0020.02411.47
5.4.130.0030.02211.48
5.4.120.0050.01911.56
5.4.110.0020.02311.47
5.4.100.0030.02311.64
5.4.90.0080.02111.47
5.4.80.0060.02111.57
5.4.70.0060.02111.50
5.4.60.0040.02511.42
5.4.50.0040.02311.40
5.4.40.0040.02111.40
5.4.30.0030.02511.47
5.4.20.0040.02411.54
5.4.10.0020.02611.42
5.4.00.0050.01911.19
5.3.290.0070.03712.80
5.3.280.0080.03612.71
5.3.270.0090.03612.72
5.3.260.0060.03912.72
5.3.250.0060.03812.72
5.3.240.0070.03812.72
5.3.230.0110.03412.71
5.3.220.0050.03612.68
5.3.210.0040.03912.68
5.3.200.0070.03512.68
5.3.190.0050.03712.68
5.3.180.0050.03712.67
5.3.170.0070.03512.67
5.3.160.0040.03812.68
5.3.150.0050.03612.67
5.3.140.0070.03412.66
5.3.130.0080.03812.66
5.3.120.0080.03512.65
5.3.110.0050.03712.66
5.3.100.0070.03512.12
5.3.90.0070.03512.09
5.3.80.0060.03812.07
5.3.70.0060.03812.07
5.3.60.0040.03712.07
5.3.50.0050.03612.00
5.3.40.0040.04012.00
5.3.30.0070.03211.95
5.3.20.0050.03411.72
5.3.10.0060.03811.70
5.3.00.0120.03511.68
5.2.170.0020.0329.18
5.2.160.0040.0319.18
5.2.150.0090.0389.18
5.2.140.0050.0409.18
5.2.130.0050.0289.14
5.2.120.0040.0289.14
5.2.110.0030.0319.14
5.2.100.0040.0299.14
5.2.90.0050.0309.14
5.2.80.0060.0369.14
5.2.70.0070.0319.14
5.2.60.0020.0329.09
5.2.50.0050.0299.06
5.2.40.0030.0309.03
5.2.30.0050.0299.02
5.2.20.0030.0369.00
5.2.10.0020.0328.92
5.2.00.0020.0338.78
5.1.60.0060.0258.07
5.1.50.0030.0258.06
5.1.40.0050.0278.05
5.1.30.0070.0288.39
5.1.20.0060.0268.42
5.1.10.0040.0288.14
5.1.00.0040.0248.14
5.0.50.0060.0246.62
5.0.40.0040.0206.48
5.0.30.0050.0296.29
5.0.20.0040.0186.27
5.0.10.0060.0166.24
5.0.00.0060.0326.23
4.4.90.0020.0184.78
4.4.80.0070.0174.75
4.4.70.0020.0174.75
4.4.60.0010.0174.75
4.4.50.0040.0164.77
4.4.40.0010.0284.71
4.4.30.0010.0174.76
4.4.20.0040.0144.84
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0030.0184.67
4.3.100.0040.0144.66
4.3.90.0040.0164.64
4.3.80.0020.0324.58
4.3.70.0010.0164.63
4.3.60.0020.0194.63
4.3.50.0010.0184.63
4.3.40.0020.0264.54
4.3.30.0020.0223.29
4.3.20.0010.0163.26
4.3.10.0030.0143.22
4.3.00.0000.01715.65

preferences:
42.67 ms | 400 KiB | 5 Q