3v4l.org

run code in 300+ PHP versions simultaneously
<?php $it1 = new ArrayIterator(array(1,2,3)); $it2 = new ArrayIterator(array(4,5,6)); $multipleIterator = new MultipleIterator(); $multipleIterator->attachIterator($it1); $multipleIterator->attachIterator($it2, 'second'); foreach ($multipleIterator as $key => $value) { echo "Key\n"; var_dump($key); echo "Value\n"; var_dump($value); echo "---next---\n"; }

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)
8.3.60.0130.00416.48
8.3.50.0130.00921.95
8.3.40.0060.00918.82
8.3.30.0110.00419.11
8.3.20.0000.00720.34
8.3.10.0000.00821.89
8.3.00.0040.00420.77
8.2.180.0100.01018.16
8.2.170.0110.00722.96
8.2.160.0140.00322.14
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00019.44
8.2.110.0030.00719.38
8.2.100.0040.00817.50
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0050.00318.04
8.2.50.0060.00318.07
8.2.40.0050.00320.00
8.2.30.0040.00417.95
8.2.20.0080.00017.70
8.2.10.0000.00918.08
8.2.00.0050.00217.71
8.1.280.0130.00725.92
8.1.270.0060.00320.70
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00822.80
8.1.230.0000.01217.42
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0080.00017.35
8.1.190.0080.00017.13
8.1.180.0030.00518.10
8.1.170.0080.00020.43
8.1.160.0000.00821.97
8.1.150.0000.00718.89
8.1.140.0000.00819.23
8.1.130.0080.00017.88
8.1.120.0000.00717.52
8.1.110.0030.00517.36
8.1.100.0070.00017.50
8.1.90.0030.00317.34
8.1.80.0040.00417.45
8.1.70.0030.00317.42
8.1.60.0030.00617.51
8.1.50.0000.00817.40
8.1.40.0040.00417.46
8.1.30.0030.00617.48
8.1.20.0030.00517.60
8.1.10.0040.00417.48
8.1.00.0000.00817.52
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0030.00318.33
8.0.270.0000.00717.25
8.0.260.0030.00317.16
8.0.250.0000.00816.96
8.0.240.0050.00316.85
8.0.230.0030.00316.98
8.0.220.0000.00716.79
8.0.210.0040.00416.92
8.0.200.0030.00316.85
8.0.190.0000.00816.96
8.0.180.0030.00516.80
8.0.170.0030.00516.85
8.0.160.0030.00516.94
8.0.150.0030.00416.73
8.0.140.0000.00716.87
8.0.130.0040.00413.31
8.0.120.0000.00816.83
8.0.110.0040.00416.90
8.0.100.0070.00016.70
8.0.90.0050.00216.95
8.0.80.0100.01116.85
8.0.70.0020.00516.84
8.0.60.0000.00816.72
8.0.50.0040.00416.79
8.0.30.0180.00617.13
8.0.20.0180.00417.40
8.0.10.0080.00016.91
8.0.00.0070.01016.81
7.4.330.0000.00715.03
7.4.320.0000.00616.46
7.4.300.0000.00616.61
7.4.290.0030.00516.52
7.4.280.0070.00416.52
7.4.270.0000.00716.46
7.4.260.0060.00316.46
7.4.250.0060.00316.37
7.4.240.0020.00516.62
7.4.230.0070.00016.52
7.4.220.0170.00616.52
7.4.210.0070.01216.56
7.4.200.0030.00316.42
7.4.160.0030.01316.30
7.4.150.0040.01417.40
7.4.140.0130.00417.86
7.4.130.0110.01016.43
7.4.120.0080.01016.45
7.4.110.0030.01516.37
7.4.100.0140.00316.66
7.4.90.0110.00716.54
7.4.80.0180.00416.52
7.4.70.0070.01016.55
7.4.60.0070.01016.30
7.4.50.0080.00016.21
7.4.40.0110.00616.45
7.4.30.0130.01016.57
7.4.00.0030.01014.64
7.3.330.0050.00013.01
7.3.320.0070.00713.01
7.3.310.0070.00016.21
7.3.300.0070.00016.13
7.3.290.0030.00316.18
7.3.280.0080.00916.27
7.3.270.0160.00317.40
7.3.260.0070.01116.57
7.3.250.0060.01316.32
7.3.240.0150.00416.52
7.3.230.0030.01416.39
7.3.210.0130.00616.47
7.3.200.0070.01119.39
7.3.190.0030.02016.36
7.3.180.0130.00416.23
7.3.170.0060.01316.29
7.3.160.0090.01516.40
7.3.10.0070.00716.69
7.3.00.0070.00416.80
7.2.330.0130.00616.70
7.2.320.0160.01316.63
7.2.310.0130.00716.66
7.2.300.0080.00916.40
7.2.290.0090.00916.58
7.2.130.0150.00317.10
7.2.120.0140.00016.81
7.2.110.0040.01116.83
7.2.100.0040.00816.82
7.2.90.0120.00317.09
7.2.80.0090.00616.96
7.2.70.0040.00816.93
7.2.60.0060.00817.05
7.2.50.0090.00616.81
7.2.40.0090.00616.93
7.2.30.0080.00816.75
7.2.20.0060.00617.01
7.2.10.0000.01416.91
7.2.00.0080.00418.28
7.1.250.0090.00615.47
7.1.200.0100.00315.63
7.1.100.0030.00917.84
7.1.70.0000.01116.72
7.1.60.0130.01019.46
7.1.50.0110.00716.85
7.1.00.0100.06322.57
7.0.200.0330.00314.79
7.0.140.0000.05722.21
7.0.60.0070.03719.89
7.0.50.0030.04717.66
7.0.40.0130.07720.30
7.0.30.0300.05020.31
7.0.20.0170.04720.33
7.0.10.0070.07720.16
7.0.00.0030.06320.11
5.6.280.0130.06320.90
5.6.210.0130.08020.73
5.6.200.0070.04718.13
5.6.190.0070.04320.56
5.6.180.3870.04720.64
5.6.170.0270.06020.42
5.6.160.0070.05720.53
5.6.150.0000.04318.09
5.6.140.0070.06018.15
5.6.130.0130.05018.17
5.6.120.0070.03720.95
5.6.110.0070.08020.88
5.6.100.0170.07021.11
5.6.90.0000.04320.98
5.6.80.0170.05720.40
5.6.70.3570.03320.36
5.5.350.0270.07020.35
5.5.340.0100.07717.97
5.5.330.0170.05320.48
5.5.320.3870.03720.17
5.5.310.0230.04720.27
5.5.300.0000.08317.98
5.5.290.0030.04017.94
5.5.280.0100.05320.74
5.5.270.0030.04320.75
5.5.260.0030.04320.85
5.5.250.0130.07320.49
5.5.240.0170.03020.11
5.4.450.0670.05319.46
5.4.440.1030.04319.56
5.4.430.0100.05719.54
5.4.420.0600.05319.45
5.4.410.0830.05719.19
5.4.400.0870.05319.00
5.4.390.0300.04318.49
5.4.380.0430.04318.61
5.4.370.0200.05318.72
5.4.360.0200.05718.57
5.4.350.0200.06018.46
5.4.340.0100.06018.71
5.4.320.0370.05318.56
5.4.310.0200.06718.68
5.4.300.0170.05318.50
5.4.290.0170.05318.68
5.4.280.0230.07318.68
5.4.270.0170.07718.62
5.4.260.0100.08018.48
5.4.250.0170.07318.48
5.4.240.0130.05718.58
5.4.230.0100.06018.64
5.4.220.0100.06318.70
5.4.210.0130.06318.60
5.4.200.0100.05716.55
5.4.190.0200.06018.59
5.4.180.0130.06318.71
5.4.170.0100.06018.47
5.4.160.0170.05318.70
5.4.150.0100.06318.53
5.4.140.0070.07316.33
5.4.130.0200.05016.23
5.4.120.0200.06016.14
5.4.110.0200.06716.26
5.4.100.0130.05716.35
5.4.90.0200.04716.20
5.4.80.0200.05016.19
5.4.70.0200.05716.20
5.4.60.0070.06016.20
5.4.50.0170.06016.38
5.4.40.0200.05016.00
5.4.30.0030.06316.13
5.4.20.0170.05016.13
5.4.10.0200.04316.03
5.4.00.0130.05015.54
5.3.290.0130.06014.77
5.3.280.0200.06714.59
5.3.270.0170.07714.68
5.3.260.0200.07014.50
5.3.250.0170.07314.56
5.3.240.0270.05714.52
5.3.230.0230.06014.57
5.3.220.0270.05714.48
5.3.210.0200.06714.55
5.3.200.0230.06314.64
5.3.190.0200.06714.50
5.3.180.0000.07314.57
5.3.170.0200.04714.55
5.3.160.0170.05014.56
5.3.150.0100.06314.66
5.3.140.0230.06714.51
5.3.130.0270.06314.55
5.3.120.0330.06014.44
5.3.110.0230.07014.46
5.3.100.0200.07314.11
5.3.90.0170.06714.11
5.3.80.0330.05014.00
5.3.70.0200.06013.98
5.3.60.0170.06713.98
5.3.50.0230.05013.89
5.3.40.0300.04713.94
5.3.30.0170.06313.91
5.3.20.0070.06313.61
5.3.10.0130.07013.61
5.3.00.0130.06713.61
5.2.170.0030.06311.30
5.2.160.0100.05711.19
5.2.150.0070.05311.09
5.2.140.0070.05011.14
5.2.130.0100.04311.26
5.2.120.0000.05311.14
5.2.110.0200.04711.14
5.2.100.0130.04011.06
5.2.90.0200.05011.07
5.2.80.0230.04311.13
5.2.70.0130.05311.23
5.2.60.0200.04010.96
5.2.50.0300.04011.05
5.2.40.0100.04311.00
5.2.30.0070.05011.03
5.2.20.0200.04710.88
5.2.10.0070.05710.85
5.2.00.0170.04010.71
5.1.60.0100.0439.96
5.1.50.0270.03710.05
5.1.40.0100.04710.04
5.1.30.0130.04710.43
5.1.20.0170.04310.32
5.1.10.0230.03710.19
5.1.00.0130.04310.08
5.0.50.0170.0338.64
5.0.40.0030.0308.41
5.0.30.0130.0538.29
5.0.20.0270.0238.21
5.0.10.0100.0378.39
5.0.00.0200.0408.16
4.4.90.0000.0275.89
4.4.80.0070.0235.94
4.4.70.0130.0235.84
4.4.60.0170.0175.86
4.4.50.0070.0305.88
4.4.40.0070.0375.82
4.4.30.0000.0275.81
4.4.20.0000.0305.95
4.4.10.0030.0305.93
4.4.00.0030.0475.90
4.3.110.0100.0205.88
4.3.100.0130.0135.79
4.3.90.0170.0305.80
4.3.80.0100.0305.91
4.3.70.0070.0235.77
4.3.60.0100.0235.87
4.3.50.0130.0305.79
4.3.40.0000.0405.83
4.3.30.0030.0234.58
4.3.20.0030.0234.64
4.3.10.0070.0304.51
4.3.00.0170.03714.62

preferences:
63.18 ms | 401 KiB | 5 Q