3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3,4); $save = reset($a); echo next($a); echo current($a)===$save; echo next($a); echo current($a)===$save; echo next($a); echo current($a)===$save; echo next($a); echo current($a)===$save;

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)
8.3.40.0140.00018.70
8.3.30.0070.00718.93
8.3.20.0030.00520.39
8.3.10.0040.00423.70
8.3.00.0080.00019.26
8.2.170.0140.00422.96
8.2.160.0130.00020.37
8.2.150.0000.01124.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0000.00822.20
8.2.110.0090.00022.11
8.2.100.0030.00717.78
8.2.90.0090.00019.03
8.2.80.0050.00317.97
8.2.70.0050.00317.50
8.2.60.0080.00018.04
8.2.50.0080.00018.07
8.2.40.0030.00518.22
8.2.30.0040.00418.05
8.2.20.0000.00817.56
8.2.10.0050.00217.98
8.2.00.0000.00717.63
8.1.270.0060.00322.00
8.1.260.0180.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.76
8.1.230.0110.00019.04
8.1.220.0000.00717.76
8.1.210.0000.00818.77
8.1.200.0000.01117.23
8.1.190.0080.00017.16
8.1.180.0040.00418.10
8.1.170.0000.00818.51
8.1.160.0030.00322.02
8.1.150.0040.00418.45
8.1.140.0000.00717.35
8.1.130.0000.00717.82
8.1.120.0050.00317.30
8.1.110.0030.00317.41
8.1.100.0000.00717.38
8.1.90.0000.00817.35
8.1.80.0030.00317.40
8.1.70.0030.00317.34
8.1.60.0030.00517.40
8.1.50.0090.00017.34
8.1.40.0040.00417.48
8.1.30.0050.00317.48
8.1.20.0080.00017.54
8.1.10.0040.00417.49
8.1.00.0000.00717.27
8.0.300.0080.00018.77
8.0.290.0050.00317.04
8.0.280.0080.00018.43
8.0.270.0030.00317.29
8.0.260.0050.00317.25
8.0.250.0000.00616.98
8.0.240.0000.00716.85
8.0.230.0000.00716.92
8.0.220.0040.00416.80
8.0.210.0030.00316.69
8.0.200.0030.00316.77
8.0.190.0040.00416.86
8.0.180.0000.00716.85
8.0.170.0040.00416.82
8.0.160.0030.00316.88
8.0.150.0070.00016.65
8.0.140.0030.00616.68
8.0.130.0030.00313.20
8.0.120.0050.00216.81
8.0.110.0040.00416.89
8.0.100.0040.00416.78
8.0.90.0080.00016.91
8.0.80.0040.01116.74
8.0.70.0040.00416.77
8.0.60.0050.00216.88
8.0.50.0020.00516.88
8.0.30.0050.01616.88
8.0.20.0110.00817.40
8.0.10.0030.00516.75
8.0.00.0140.00416.67
7.4.330.0030.00315.07
7.4.320.0000.00616.53
7.4.300.0080.00016.60
7.4.290.0070.00016.53
7.4.280.0080.00016.44
7.4.270.0030.00316.61
7.4.260.0000.00816.55
7.4.250.0030.00516.55
7.4.240.0000.00716.55
7.4.230.0060.00016.58
7.4.220.0060.01216.63
7.4.210.0050.01116.49
7.4.200.0070.00016.52
7.4.190.0040.00416.54
7.4.160.0090.01316.35
7.4.150.0030.01417.40
7.4.140.0080.00817.86
7.4.130.0080.00816.53
7.4.120.0110.00616.43
7.4.110.0140.00316.43
7.4.100.0070.01616.44
7.4.90.0060.01016.52
7.4.80.0060.01219.39
7.4.70.0100.00616.31
7.4.60.0060.01116.44
7.4.50.0000.00916.36
7.4.40.0060.00922.77
7.4.30.0100.00716.59
7.4.00.0090.00915.05
7.3.330.0020.00213.07
7.3.320.0060.00012.90
7.3.310.0030.00416.34
7.3.300.0030.00316.20
7.3.290.0060.01316.22
7.3.280.0080.00716.19
7.3.270.0100.00717.40
7.3.260.0140.00316.40
7.3.250.0070.01016.35
7.3.240.0110.00716.44
7.3.230.0080.00816.39
7.3.210.0040.01216.26
7.3.200.0030.01419.39
7.3.190.0030.01316.32
7.3.180.0060.00916.20
7.3.170.0120.00316.30
7.3.160.0080.00816.25
7.3.120.0150.00314.82
7.3.110.0080.01114.85
7.3.100.0090.00914.94
7.3.90.0060.00914.84
7.3.80.0090.00614.68
7.3.70.0100.00314.79
7.3.60.0040.01114.73
7.3.50.0000.01314.59
7.3.40.0070.00714.87
7.3.30.0120.00014.94
7.3.20.0070.01116.34
7.3.10.0070.00716.51
7.3.00.0040.01216.41
7.2.330.0090.00916.49
7.2.320.0110.00616.71
7.2.310.0160.00316.59
7.2.300.0000.01716.38
7.2.290.0120.00316.64
7.2.250.0030.01214.98
7.2.240.0070.01315.21
7.2.230.0110.00314.96
7.2.220.0000.01415.09
7.2.210.0040.01115.09
7.2.200.0120.00315.06
7.2.190.0040.01114.83
7.2.180.0110.00015.04
7.2.170.0060.00614.99
7.2.60.0100.00316.73
7.2.00.0070.00719.48
7.1.330.0060.00915.63
7.1.320.0070.00715.73
7.1.310.0030.01415.42
7.1.300.0060.00615.79
7.1.290.0070.01015.87
7.1.280.0110.00415.86
7.1.270.0080.00815.78
7.1.260.0030.01215.84
7.1.200.0000.01515.70
7.1.100.0000.01317.82
7.1.70.0100.00317.11
7.1.60.0070.01419.33
7.1.50.0100.01016.98
7.1.00.0000.07722.37
7.0.200.0030.00316.69
7.0.140.0030.07321.97
7.0.100.0200.05319.97
7.0.90.0130.07719.97
7.0.80.0300.07719.94
7.0.70.0100.04019.86
7.0.60.0200.07019.97
7.0.50.0030.05720.20
7.0.40.0030.08320.11
7.0.30.0100.08020.13
7.0.20.0230.06720.08
7.0.10.0030.08020.11
7.0.00.0000.07719.95
5.6.280.0000.07721.12
5.6.250.0130.07320.62
5.6.240.0000.04320.66
5.6.230.0130.07020.61
5.6.220.0070.03720.64
5.6.210.0030.07320.54
5.6.200.0070.05020.94
5.6.190.0030.08321.09
5.6.180.0130.07321.03
5.6.170.0070.08020.94
5.6.160.0100.06721.11
5.6.150.0070.07321.04
5.6.140.0030.08321.11
5.6.130.0070.05721.08
5.6.120.0030.04321.02
5.6.110.0030.04321.10
5.6.100.0100.07720.92
5.6.90.0100.07320.99
5.6.80.0070.06020.43
5.6.70.0100.07320.45
5.6.60.0030.07320.54
5.6.50.0100.06320.43
5.6.40.0030.07320.46
5.6.30.0070.04320.47
5.6.20.0070.05720.46
5.6.10.0030.05020.37
5.6.00.0000.05020.29
5.5.380.0070.04720.39
5.5.370.0100.03720.35
5.5.360.0100.05720.54
5.5.350.0070.04720.41
5.5.340.0100.08020.72
5.5.330.0100.07020.90
5.5.320.0100.08020.86
5.5.310.0030.08720.63
5.5.300.0170.07320.82
5.5.290.0130.07020.92
5.5.280.0070.07320.64
5.5.270.0070.04320.91
5.5.260.0100.08020.89
5.5.250.0030.04320.73
5.5.240.0130.06320.16
5.5.230.0070.07720.26
5.5.220.0070.08020.16
5.5.210.0030.05720.24
5.5.200.0070.07320.17
5.5.190.0130.06020.15
5.5.180.0070.07020.18
5.5.160.0070.07320.22
5.5.150.0130.07020.20
5.5.140.0200.06320.12
5.5.130.0100.04320.20
5.5.120.0100.07320.07
5.5.110.0130.07320.14
5.5.100.0030.07020.10
5.5.90.0070.05020.11
5.5.80.0070.08320.06
5.5.70.0070.07720.15
5.5.60.0100.05020.08
5.5.50.0200.05020.05
5.5.40.0200.06719.95
5.5.30.0070.07020.04
5.5.20.0130.06720.04
5.5.10.0030.08020.03
5.5.00.0070.07320.00
5.4.450.0070.07719.36
5.4.440.0030.04719.55
5.4.430.0100.06719.37
5.4.420.0070.06019.57
5.4.410.0100.07019.25
5.4.400.0070.06019.11
5.4.390.0100.07319.07
5.4.380.0030.07019.10
5.4.370.0070.04019.10
5.4.360.0030.05319.10
5.4.350.0000.07318.83
5.4.340.0030.08019.07
5.4.320.0070.07018.96
5.4.310.0070.07319.04
5.4.300.0030.06018.96
5.4.290.0070.06718.90
5.4.280.0100.06318.98
5.4.270.0030.04019.05
5.4.260.0100.07318.81
5.4.250.0070.07319.09
5.4.240.0030.04718.97
5.4.230.0030.05719.04
5.4.220.0130.07019.11
5.4.210.0000.05019.02
5.4.200.0030.06719.07
5.4.190.0100.06319.02
5.4.180.0130.06719.05
5.4.170.0130.08019.03
5.4.160.0070.06018.95
5.4.150.0130.07318.94
5.4.140.0030.06316.29
5.4.130.0000.07016.14
5.4.120.0000.04716.05
5.4.110.0100.03316.36
5.4.100.0070.06716.23
5.4.90.0030.04716.40
5.4.80.0070.07016.43
5.4.70.0070.06716.34
5.4.60.0130.05316.27
5.4.50.0100.06716.31
5.4.40.0000.06316.25
5.4.30.0070.06016.35
5.4.20.0000.06316.20
5.4.10.0070.04316.28
5.4.00.0070.05715.71
5.3.290.0100.07014.65
5.3.280.0070.07314.55
5.3.270.0100.04014.61
5.3.260.0070.07714.61
5.3.250.0100.06314.55
5.3.240.0130.06014.43
5.3.230.0070.07314.46
5.3.220.0130.07014.50
5.3.210.0130.07014.38
5.3.200.0070.07014.52
5.3.190.0070.06714.56
5.3.180.0070.06714.55
5.3.170.0030.04714.43
5.3.160.0030.08314.43
5.3.150.0170.06314.55
5.3.140.0030.07314.38
5.3.130.0030.07714.51
5.3.120.0100.07014.41
5.3.110.0100.07314.53
5.3.100.0000.04014.02
5.3.90.0070.05014.00
5.3.80.0030.03713.97
5.3.70.0030.03713.79
5.3.60.0030.03713.78
5.3.50.0030.03713.89
5.3.40.0000.04013.93
5.3.30.0000.04313.83
5.3.20.0030.03713.60
5.3.10.0030.03713.64
5.3.00.0070.03313.39
5.2.170.0070.02311.00
5.2.160.0070.03011.14
5.2.150.0000.03011.13
5.2.140.0030.03010.93
5.2.130.0030.02711.02
5.2.120.0030.02711.10
5.2.110.0030.04010.92
5.2.100.0000.04010.96
5.2.90.0070.02311.02
5.2.80.0000.03011.09
5.2.70.0000.03011.09
5.2.60.0000.03010.87
5.2.50.0000.03011.08
5.2.40.0000.03310.82
5.2.30.0000.03710.97
5.2.20.0030.02711.00
5.2.10.0030.02710.71
5.2.00.0030.05010.64
5.1.60.0030.03010.08
5.1.50.0000.0279.82
5.1.40.0000.02710.04
5.1.30.0030.03010.34
5.1.20.0030.02310.38
5.1.10.0030.02310.10
5.1.00.0000.02710.14
5.0.50.0000.0238.63
5.0.40.0000.0208.40
5.0.30.0030.0338.24
5.0.20.0070.0138.18
5.0.10.0000.0208.16
5.0.00.0000.0338.03
4.4.90.0030.0137.96
4.4.80.0000.0177.96
4.4.70.0000.0177.96
4.4.60.0000.0177.96
4.4.50.0000.0177.96
4.4.40.0030.0237.96
4.4.30.0000.0207.96
4.4.20.0000.0177.96
4.4.10.0000.0177.96
4.4.00.0000.0277.96
4.3.110.0070.0107.96
4.3.100.0000.0137.96
4.3.90.0000.0237.96
4.3.80.0000.0237.96
4.3.70.0000.0177.96
4.3.60.0000.0207.96
4.3.50.0000.0177.96
4.3.40.0030.0207.96
4.3.30.0030.0137.96
4.3.20.0000.0177.96
4.3.10.0000.0177.96
4.3.00.0000.0137.96

preferences:
42.32 ms | 400 KiB | 5 Q