3v4l.org

run code in 300+ PHP versions simultaneously
<?php $lost = array("A","B","C","D"); $list = &$list; foreach ( $list as $var ) { print(current($list)); } echo "\n"; foreach ( $list as $var ) { print(item($list)); } function item($list) { return current($list); } echo "\n"; item2($list); function item2($list) { foreach ( $list as $var ) { print(current($list)); } } ?>

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)
8.3.60.0130.00716.50
8.3.50.0130.00522.00
8.3.40.0150.00318.67
8.3.30.0100.00619.05
8.3.20.0130.00620.18
8.3.10.0030.01023.61
8.3.00.0100.01019.25
8.2.180.0140.00718.29
8.2.170.0070.01322.96
8.2.160.0140.00320.27
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0110.00426.16
8.2.120.0080.00019.49
8.2.110.0050.00521.12
8.2.100.0070.00417.97
8.2.90.0030.00619.13
8.2.80.0050.00317.97
8.2.70.0030.00517.50
8.2.60.0050.00317.92
8.2.50.0090.00018.07
8.2.40.0080.00018.22
8.2.30.0000.00718.18
8.2.20.0000.00717.57
8.2.10.0020.00518.02
8.2.00.0050.00317.64
8.1.280.0120.00625.92
8.1.270.0040.00422.02
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00322.23
8.1.230.0040.00720.85
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0000.00917.35
8.1.190.0040.00417.50
8.1.180.0050.00318.10
8.1.170.0040.00818.50
8.1.160.0000.00821.93
8.1.150.0030.00618.55
8.1.140.0040.00417.47
8.1.130.0030.00317.87
8.1.120.0000.00717.31
8.1.110.0000.00817.35
8.1.100.0000.00717.51
8.1.90.0040.00417.49
8.1.80.0070.00017.46
8.1.70.0070.00017.39
8.1.60.0050.00317.59
8.1.50.0000.00817.58
8.1.40.0060.00317.54
8.1.30.0080.00017.46
8.1.20.0070.00017.71
8.1.10.0040.00417.39
8.1.00.0040.00417.47
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0000.00718.36
8.0.270.0000.00717.29
8.0.260.0000.00616.83
8.0.250.0040.00417.00
8.0.240.0030.00617.05
8.0.230.0050.00216.91
8.0.220.0030.00317.00
8.0.210.0000.00716.82
8.0.200.0000.00717.02
8.0.190.0040.00716.89
8.0.180.0030.00316.88
8.0.170.0050.00216.98
8.0.160.0040.00416.91
8.0.150.0040.00416.86
8.0.140.0050.00216.79
8.0.130.0080.00013.38
8.0.120.0000.00716.92
8.0.110.0040.00416.93
8.0.100.0050.00216.82
8.0.90.0050.00316.81
8.0.80.0080.00816.97
8.0.70.0040.00417.02
8.0.60.0000.00716.86
8.0.50.0040.00417.02
8.0.30.0130.00716.99
8.0.20.0130.01017.40
8.0.10.0080.00016.95
8.0.00.0090.00916.96
7.4.330.0080.00015.00
7.4.320.0030.00316.44
7.4.300.0000.00616.58
7.4.290.0030.00316.50
7.4.280.0030.00316.52
7.4.270.0030.00316.58
7.4.260.0030.00316.59
7.4.250.0040.00416.47
7.4.240.0040.00216.43
7.4.230.0030.00316.51
7.4.220.0100.01416.43
7.4.210.0040.01216.58
7.4.200.0000.00716.52
7.4.190.0030.00316.47
7.4.160.0000.01616.55
7.4.150.0110.00817.40
7.4.140.0060.01217.86
7.4.130.0080.01016.48
7.4.120.0120.00516.57
7.4.110.0080.00816.50
7.4.100.0160.00416.57
7.4.90.0410.01416.50
7.4.80.0090.00919.39
7.4.70.0100.00616.54
7.4.60.0030.01316.59
7.4.50.0000.00816.68
7.4.40.0110.00222.77
7.4.30.0130.00316.54
7.4.00.0050.00914.99
7.3.330.0060.00013.20
7.3.320.0000.00813.32
7.3.310.0070.00016.33
7.3.300.0040.00416.29
7.3.290.0060.01216.38
7.3.280.0090.01016.30
7.3.270.0070.01017.40
7.3.260.0060.01216.73
7.3.250.0100.00716.48
7.3.240.0070.01416.38
7.3.230.0060.01216.56
7.3.210.0030.01716.41
7.3.200.0160.00019.39
7.3.190.0160.00316.54
7.3.180.0080.00816.55
7.3.170.0100.00616.46
7.3.160.0110.01116.60
7.3.120.0050.01214.86
7.3.110.0040.01514.91
7.3.100.0030.00914.87
7.3.90.0030.01014.78
7.3.80.0000.01314.91
7.3.70.0030.01314.91
7.3.60.0040.00714.98
7.3.50.0030.01014.86
7.3.40.0100.00314.70
7.3.30.0070.00714.92
7.3.20.0030.01016.81
7.3.10.0030.01016.62
7.3.00.0050.00916.69
7.2.330.0070.01016.48
7.2.320.0170.00716.65
7.2.310.0080.01616.46
7.2.300.0120.00916.69
7.2.290.0070.01016.35
7.2.250.0060.01215.12
7.2.240.0030.01314.91
7.2.230.0060.00914.98
7.2.220.0030.01314.93
7.2.210.0060.00915.24
7.2.200.0040.01114.98
7.2.190.0040.01114.68
7.2.180.0040.01114.95
7.2.170.0040.00814.89
7.2.130.0080.00816.87
7.2.120.0040.00816.88
7.2.110.0070.01116.84
7.2.100.0060.00616.96
7.2.90.0070.00716.51
7.2.80.0000.01216.89
7.2.70.0030.00716.87
7.2.60.0070.00716.76
7.2.50.0000.01816.93
7.2.40.0060.00316.82
7.2.30.0030.01316.69
7.2.20.0110.00716.73
7.2.10.0110.00316.84
7.2.00.0000.01116.89
7.1.330.0090.00615.76
7.1.320.0070.00415.58
7.1.310.0080.00416.02
7.1.300.0090.00615.39
7.1.290.0030.01015.77
7.1.280.0030.00915.71
7.1.270.0070.00415.62
7.1.260.0040.00815.80
7.1.250.0100.01015.85
7.1.240.0090.00615.46
7.1.230.0060.01315.74
7.1.220.0030.00915.62
7.1.210.0030.01215.62
7.1.200.0090.00815.67
7.1.190.0100.00315.74
7.1.180.0100.00315.86
7.1.170.0030.01015.39
7.1.160.0080.00515.66
7.1.150.0100.00315.87
7.1.140.0070.00315.73
7.1.130.0060.00915.75
7.1.120.0090.00015.64
7.1.110.0040.01115.81
7.1.100.0080.00516.99
7.1.90.0070.01015.85
7.1.80.0100.00715.50
7.1.70.0030.00916.30
7.1.60.0070.01017.55
7.1.50.0070.00916.37
7.1.40.0070.00715.73
7.1.30.0090.00615.47
7.1.20.0060.00315.89
7.1.10.0070.00715.66
7.1.00.0030.04418.96
7.0.330.0070.00315.23
7.0.320.0030.00715.40
7.0.310.0000.01114.93
7.0.300.0060.01015.50
7.0.290.0040.00815.16
7.0.280.0080.01215.46
7.0.270.0100.00315.54
7.0.260.0000.01215.39
7.0.250.0070.00715.49
7.0.240.0030.00515.36
7.0.230.0000.01215.39
7.0.220.0070.00015.49
7.0.210.0060.00315.27
7.0.200.0070.00616.02
7.0.190.0040.00715.28
7.0.180.0000.01015.30
7.0.170.0030.00915.35
7.0.160.0030.00715.41
7.0.150.0030.01015.19
7.0.140.0040.04018.56
7.0.130.0030.00615.32
7.0.120.0120.00615.50
7.0.110.0050.00515.48
7.0.100.0190.03717.81
7.0.90.0070.03217.66
7.0.80.0120.03717.67
7.0.70.0100.03717.64
7.0.60.0050.04417.45
7.0.50.0100.04617.74
7.0.40.0110.03816.68
7.0.30.0070.04416.71
7.0.20.0100.04316.77
7.0.10.0070.03716.76
7.0.00.0120.03816.79
5.6.380.0030.01314.30
5.6.370.0060.00914.03
5.6.360.0070.00714.07
5.6.350.0040.00414.16
5.6.340.0060.00914.28
5.6.330.0000.01614.29
5.6.320.0110.00314.44
5.6.310.0030.01014.15
5.6.300.0070.00714.13
5.6.290.0030.00914.40
5.6.280.0080.03717.66
5.6.270.0080.00414.22
5.6.260.0030.00914.38
5.6.250.0100.04117.48
5.6.240.0150.03717.39
5.6.230.0050.04317.48
5.6.220.0070.04117.43
5.6.210.0080.04317.32
5.6.200.0030.03617.62
5.6.190.0070.04317.62
5.6.180.0110.02417.61
5.6.170.0100.04317.52
5.6.160.0070.04217.42
5.6.150.0050.04517.63
5.6.140.0050.04317.61
5.6.130.0050.04717.76
5.6.120.0070.03517.84
5.6.110.0110.04017.57
5.6.100.0060.02517.65
5.6.90.0080.03717.69
5.6.80.0100.03017.24
5.6.70.0070.02317.32
5.6.60.0080.03617.27
5.6.50.0060.04017.21
5.6.40.0030.04417.26
5.6.30.0030.03017.08
5.6.20.0050.04317.16
5.6.10.0080.04017.25
5.6.00.0060.04317.18
5.5.380.0030.04615.78
5.5.370.0040.04015.83
5.5.360.0050.04115.70
5.5.350.0070.03815.68
5.5.340.0120.04015.87
5.5.330.0120.03915.92
5.5.320.0070.03815.95
5.5.310.0050.04515.87
5.5.300.0020.04615.89
5.5.290.0110.04115.98
5.5.280.0080.03816.05
5.5.270.0080.04315.95
5.5.260.0050.02915.99
5.5.250.0050.03715.75
5.5.240.0070.04015.72
5.5.230.0080.01715.63
5.5.220.0050.04615.51
5.5.210.0060.04215.73
5.5.200.0050.04115.65
5.5.190.0080.03715.59
5.5.180.0120.03515.61
5.5.170.0060.00611.04
5.5.160.0120.03515.60
5.5.150.0110.03715.52
5.5.140.0060.03615.64
5.5.130.0020.04015.62
5.5.120.0030.02915.52
5.5.110.0040.04015.67
5.5.100.0100.03815.53
5.5.90.0040.02515.55
5.5.80.0070.02115.50
5.5.70.0080.03815.60
5.5.60.0050.02415.52
5.5.50.0050.02315.48
5.5.40.0030.02115.62
5.5.30.0030.02415.49
5.5.20.0050.01915.52
5.5.10.0030.02215.59
5.5.00.0050.02315.53
5.4.450.0050.04115.10
5.4.440.0070.04715.07
5.4.430.0070.04015.27
5.4.420.0060.04115.25
5.4.410.0050.02115.11
5.4.400.0090.03014.88
5.4.390.0050.04214.97
5.4.380.0070.02415.03
5.4.370.0060.02115.05
5.4.360.0080.03314.92
5.4.350.0060.04114.97
5.4.340.0120.03414.88
5.4.330.0070.00310.90
5.4.320.0060.04114.93
5.4.310.0030.04915.05
5.4.300.0090.04014.94
5.4.290.0110.02214.93
5.4.280.0100.03815.18
5.4.270.0050.04415.12
5.4.260.0090.03914.99
5.4.250.0080.02314.98
5.4.240.0080.03015.07
5.4.230.0020.03514.99
5.4.220.0070.02515.05
5.4.210.0050.02914.98
5.4.200.0030.02114.97
5.4.190.0050.02215.06
5.4.180.0020.02115.04
5.4.170.0030.02315.01
5.4.160.0020.02414.97
5.4.150.0080.01614.96
5.4.140.0120.03213.68
5.4.130.0020.02913.60
5.4.120.0020.02113.67
5.4.110.0030.02013.69
5.4.100.0050.02313.73
5.4.90.0060.01813.67
5.4.80.0030.04013.83
5.4.70.0000.02813.71
5.4.60.0050.03213.70
5.4.50.0020.02313.61
5.4.40.0020.02113.65
5.4.30.0030.02213.62
5.4.20.0000.02613.79
5.4.10.0050.02513.76
5.4.00.0030.02313.42
5.3.290.0050.02612.81
5.3.280.0030.03112.74
5.3.270.0100.01712.80
5.3.260.0020.02712.76
5.3.250.0030.02112.75
5.3.240.0030.01812.81
5.3.230.0000.02212.75
5.3.220.0060.03612.73
5.3.210.0020.03512.74
5.3.200.0050.03512.77
5.3.190.0050.01812.70
5.3.180.0070.03412.72
5.3.170.0060.02812.79
5.3.160.0020.02212.76
5.3.150.0050.02112.74
5.3.140.0040.02312.72
5.3.130.0030.02912.70
5.3.120.0020.03212.71
5.3.110.0000.02912.79
5.3.100.0060.02312.50
5.3.90.0020.02212.54
5.3.80.0020.02212.51
5.3.70.0060.02012.49
5.3.60.0030.02212.49
5.3.50.0050.02012.39
5.3.40.0080.01712.38
5.3.30.0040.03012.35
5.3.20.0040.01812.25
5.3.10.0030.02312.28
5.3.00.0050.02212.24
5.2.170.0010.01811.04
5.2.160.0040.01511.03
5.2.150.0080.01311.02
5.2.140.0000.01910.96
5.2.130.0020.02811.03
5.2.120.0020.01811.02
5.2.110.0030.01710.94
5.2.100.0030.01610.96
5.2.90.0030.01510.97
5.2.80.0040.01711.02
5.2.70.0020.01711.07
5.2.60.0000.01910.98
5.2.50.0030.01611.01
5.2.40.0030.01710.91
5.2.30.0020.01810.94
5.2.20.0060.01410.93
5.2.10.0070.01010.91
5.2.00.0000.01810.86
5.1.60.0060.01210.45
5.1.50.0030.01310.47
5.1.40.0040.01310.46
5.1.30.0040.01410.65
5.1.20.0000.01810.66
5.1.10.0030.01410.54
5.1.00.0040.02010.52
5.0.50.0030.0109.72
5.0.40.0040.0089.65
5.0.30.0030.0159.51
5.0.20.0000.0149.56
5.0.10.0020.0129.57
5.0.00.0000.0189.53
4.4.90.0000.0119.35
4.4.80.0000.0119.35
4.4.70.0020.0089.35
4.4.60.0030.0099.35
4.4.50.0020.0109.35
4.4.40.0030.0139.35
4.4.30.0030.0109.35
4.4.20.0050.0069.35
4.4.10.0000.0119.35
4.4.00.0020.0159.35
4.3.110.0000.0129.35
4.3.100.0020.0109.35
4.3.90.0010.0089.35
4.3.80.0020.0139.35
4.3.70.0030.0089.35
4.3.60.0000.0109.35
4.3.50.0020.0129.35
4.3.40.0050.0229.35
4.3.30.0000.0129.35
4.3.20.0030.0209.35
4.3.10.0020.0189.35
4.3.00.0040.0079.35

preferences:
49.15 ms | 400 KiB | 5 Q