3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test_iterator($dirname) { $files = array(); $dir = new DirectoryIterator($dirname); while($dir->valid()) { $files[] = (string)$dir->current(); $dir->next(); } return $files; } function test_iterator_bug($dirname) { $files = array(); $dir = new DirectoryIterator($dirname); foreach($dir as $file) { $files[] = (string)$file; } return $files; } echo 'PHP version: ' . phpversion() . "\n\n"; $dirname = dirname(__FILE__); foreach (array('iterator', 'iterator_bug') as $test_name) { echo "--- {$test_name} ---\n"; $foo = "test_{$test_name}"; var_dump($foo($dirname)); echo "\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)
8.0.120.0130.00013.40
8.0.110.0080.00413.37
8.0.100.0080.00513.39
8.0.90.0090.00313.33
8.0.80.0000.00613.34
8.0.70.0030.00313.43
8.0.60.0000.00513.47
8.0.50.0000.00813.41
8.0.30.0110.00013.43
8.0.20.0040.00913.49
8.0.10.0040.00813.45
8.0.00.0060.00013.50
7.4.250.0060.00313.18
7.4.240.0130.00013.28
7.4.230.0100.00513.20
7.4.220.0080.00513.26
7.4.210.0120.00013.27
7.4.200.0080.00513.27
7.4.190.0040.00813.23
7.4.180.0000.00613.37
7.4.160.0000.00613.27
7.4.150.0030.00313.25
7.4.140.0050.00313.28
7.4.130.0100.00013.34
7.4.120.0080.00313.23
7.4.110.0120.00013.17
7.4.100.0070.00013.27
7.4.90.0000.00513.13
7.4.80.0030.00313.34
7.4.70.0030.00313.14
7.4.60.0030.00313.21
7.4.50.0040.00413.05
7.4.40.0090.00313.15
7.4.30.0110.00013.19
7.4.20.0000.01113.29
7.4.10.0050.00513.32
7.4.00.0000.01113.14
7.3.310.0070.00213.38
7.3.300.0000.00613.29
7.3.290.0030.00613.44
7.3.280.0080.00413.41
7.3.270.0080.00413.40
7.3.260.0040.00413.29
7.3.250.0050.00213.31
7.3.240.0090.00013.44
7.3.230.0060.00313.29
7.3.220.0030.00613.14
7.3.210.0050.00413.19
7.3.200.0060.00313.33
7.3.190.0090.00013.38
7.3.180.0000.01013.38
7.3.170.0040.00413.32
7.3.160.0050.00013.36
7.3.150.0000.00613.45
7.3.140.0030.00313.38
7.3.130.0050.00013.43
7.3.120.0030.00313.37
7.3.110.0030.00313.29
7.3.100.0000.00613.17
7.3.90.0000.00613.59
7.3.80.0030.00313.15
7.3.70.0030.00313.39
7.3.60.0000.00613.47
7.3.50.0050.00013.31
7.3.40.0000.00513.50
7.3.30.0000.00513.43
7.3.20.0070.00015.25
7.3.10.0060.00515.97
7.3.00.0080.00316.11
7.2.340.0000.01113.36
7.2.330.0070.00713.16
7.2.320.0080.00413.14
7.2.310.0090.00413.20
7.2.300.0090.00313.20
7.2.290.0040.00913.17
7.2.280.0100.00213.31
7.2.270.0000.01213.22
7.2.260.0100.00313.36
7.2.250.0080.00413.36
7.2.240.0090.00413.13
7.2.230.0070.00513.21
7.2.220.0060.00613.38
7.2.210.0090.00313.46
7.2.200.0140.00013.39
7.2.190.0130.00013.38
7.2.180.0120.00013.33
7.2.170.0100.00313.47
7.2.160.0070.00513.39
7.2.150.0100.00315.36
7.2.140.0040.00815.38
7.2.130.0110.00516.25
7.2.120.0100.00616.33
7.2.110.0070.00516.35
7.2.100.0060.00816.32
7.2.90.0080.00616.19
7.2.80.0050.00616.41
7.2.70.0060.00716.28
7.2.60.0060.00916.57
7.2.50.0080.00716.36
7.2.40.0050.00816.32
7.2.30.0090.00316.42
7.2.20.0080.00616.32
7.2.10.0080.00616.27
7.2.00.0060.00817.15
7.1.330.0120.00014.33
7.1.320.0060.00614.14
7.1.310.0070.00414.23
7.1.300.0100.00314.40
7.1.290.0040.00814.26
7.1.280.0090.00214.49
7.1.270.0090.00214.23
7.1.260.0080.00414.38
7.1.250.0070.00515.35
7.1.240.0110.00414.34
7.1.230.0080.00414.22
7.1.220.0100.00214.41
7.1.210.0040.00814.41
7.1.200.0100.00315.19
7.1.190.0110.00514.34
7.1.180.0060.00614.11
7.1.170.0120.00014.34
7.1.160.0120.00014.06
7.1.150.0000.01214.09
7.1.140.0090.00314.30
7.1.130.0060.00614.11
7.1.120.0090.00314.15
7.1.110.0060.00614.17
7.1.100.0060.00616.38
7.1.90.0080.00514.45
7.1.80.0040.00814.36
7.1.70.0090.00315.75
7.1.60.0080.01116.82
7.1.50.0070.01215.67
7.1.40.0090.00414.24
7.1.30.0100.00314.22
7.1.20.0100.00314.20
7.1.10.0100.00314.07
7.1.00.0080.01718.44
7.0.330.0120.00014.24
7.0.320.0090.00314.11
7.0.310.0070.00514.13
7.0.300.0060.00614.05
7.0.290.0100.00214.20
7.0.280.0120.00014.20
7.0.270.0060.00614.22
7.0.260.0100.00314.07
7.0.250.0040.00914.38
7.0.240.0080.00414.37
7.0.230.0120.00014.27
7.0.220.0080.00414.18
7.0.210.0080.00414.35
7.0.200.0070.00415.50
7.0.190.0110.00014.30
7.0.180.0080.00414.25
7.0.170.0080.00414.31
7.0.160.0000.01214.17
7.0.150.0120.00014.16
7.0.140.0080.03318.09
7.0.130.0060.00614.14
7.0.120.0070.00614.26
7.0.110.0080.00514.20
7.0.100.0090.00314.07
7.0.90.0090.00314.19
7.0.80.0000.01114.21
7.0.70.0110.03917.98
7.0.60.0060.04717.93
7.0.50.0080.04318.07
7.0.40.0090.04017.17
7.0.30.0080.04217.15
7.0.20.0030.02517.08
7.0.10.0070.02017.17
7.0.00.0030.02617.13
5.6.400.0080.00412.71
5.6.390.0070.00412.53
5.6.380.0000.01112.70
5.6.370.0060.00612.89
5.6.360.0090.00312.88
5.6.350.0080.00312.70
5.6.340.0000.01112.50
5.6.330.0140.00012.87
5.6.320.0110.00012.73
5.6.310.0130.00012.88
5.6.300.0110.00012.75
5.6.290.0110.00012.76
5.6.280.0080.03416.74
5.6.270.0100.00012.73
5.6.260.0000.01012.78
5.6.250.0020.00812.49
5.6.240.0000.01112.76
5.6.230.0060.00613.04
5.6.220.0060.03016.72
5.6.210.0060.03616.76
5.6.200.0070.04117.06
5.6.190.0060.04016.84
5.6.180.0060.04316.83
5.6.170.0070.03417.00
5.6.160.0100.01716.96
5.6.150.0040.02416.97
5.6.140.0040.02416.94
5.6.130.0040.02316.89
5.6.120.0080.02316.89
5.6.110.0060.02316.82
5.6.100.0080.02316.81
5.6.90.0060.02416.87
5.6.80.0060.03316.67
5.6.70.0020.02516.68
5.6.60.0050.02216.74
5.6.50.0070.01816.50
5.6.40.0040.02616.53
5.6.30.0060.02216.58
5.6.20.0030.02416.49
5.6.10.0020.02216.64
5.6.00.0040.02216.58
5.5.380.0070.00412.67
5.5.370.0110.00013.06
5.5.360.0060.04316.50
5.5.350.0090.04216.58
5.5.340.0060.04316.73
5.5.330.0020.02716.59
5.5.320.0060.02816.78
5.5.310.0060.02816.77
5.5.300.0070.02016.79
5.5.290.0050.02316.72
5.5.280.0080.02016.73
5.5.270.0060.03316.68
5.5.260.0090.02016.70
5.5.250.0030.02416.71
5.5.240.0070.02016.48
5.5.230.0040.02316.58
5.5.220.0030.02216.45
5.5.210.0050.02016.61
5.5.200.0070.03016.30
5.5.190.0070.02016.36
5.5.180.0040.02016.38
5.5.170.0060.00612.80
5.5.160.0090.01716.50
5.5.150.0050.02016.32
5.5.140.0080.01416.31
5.5.130.0040.02116.33
5.5.120.0060.02016.43
5.5.110.0060.02616.18
5.5.100.0070.01816.25
5.5.90.0020.02416.46
5.5.80.0060.02216.28
5.5.70.0090.01316.37
5.5.60.0060.03616.41
5.5.50.0050.02116.49
5.5.40.0050.02016.39
5.5.30.0060.02216.41
5.5.20.0050.04316.47
5.5.10.0070.01816.44
5.5.00.0070.04216.30
5.4.450.0050.02116.04
5.4.440.0040.02216.19
5.4.430.0110.02216.10
5.4.420.0030.02315.86
5.4.410.0060.01915.97
5.4.400.0060.01815.86
5.4.390.0030.02715.76
5.4.380.0050.02215.70
5.4.370.0080.01715.72
5.4.360.0070.01915.93
5.4.350.0060.02015.92
5.4.340.0060.02016.02
5.4.330.0080.00412.69
5.4.320.0060.02015.93
5.4.310.0070.03615.91
5.4.300.0050.02015.87
5.4.290.0030.02115.97
5.4.280.0060.01715.89
5.4.270.0070.01916.05
5.4.260.0080.01815.90
5.4.250.0060.02015.76
5.4.240.0060.01515.73
5.4.230.0060.03015.78
5.4.220.0070.01915.66
5.4.210.0060.01815.81
5.4.200.0070.01815.63
5.4.190.0030.02315.80
5.4.180.0070.04015.78
5.4.170.0060.02915.85
5.4.160.0060.04015.70
5.4.150.0080.03615.78
5.4.140.0080.03814.57
5.4.130.0090.03314.44
5.4.120.0030.03314.54
5.4.110.0050.03014.63
5.4.100.0090.03314.51
5.4.90.0050.03814.67
5.4.80.0060.03914.61
5.4.70.0070.02314.71
5.4.60.0050.02614.66
5.4.50.0070.02214.63
5.4.40.0060.02414.52
5.4.30.0090.03314.66
5.4.20.0050.03714.59
5.4.10.0080.03014.55
5.4.00.0050.02714.19
5.3.290.0110.01713.97
5.3.280.0040.02113.70
5.3.270.0030.02413.79
5.3.260.0090.03713.88
5.3.250.0040.03413.82
5.3.240.0100.02913.81
5.3.230.0100.03313.93
5.3.220.0040.03913.65
5.3.210.0080.04013.69
5.3.200.0030.04113.67
5.3.190.0030.03913.77
5.3.180.0040.04413.77
5.3.170.0020.04413.93
5.3.160.0050.02313.86
5.3.150.0050.02313.81
5.3.140.0050.03013.72
5.3.130.0060.04013.75
5.3.120.0030.03413.74
5.3.110.0070.03013.86
5.3.100.0070.02613.55
5.3.90.0050.03913.53
5.3.80.0050.03813.47
5.3.70.0020.03913.45
5.3.60.0080.03813.59
5.3.50.0070.02313.45
5.3.40.0040.04213.51
5.3.30.0070.03813.58
5.3.20.0040.03613.30
5.3.10.0050.03213.25
5.3.00.0090.02813.29
5.2.170.0030.02512.09
5.2.160.0040.03412.17
5.2.150.0020.03612.04
5.2.140.0060.03312.03
5.2.130.0060.03112.19
5.2.120.0020.03412.07
5.2.110.0030.03112.05
5.2.100.0030.03312.06
5.2.90.0050.03112.09
5.2.80.0020.03112.03
5.2.70.0070.02912.14
5.2.60.0070.03112.10
5.2.50.0030.02612.12
5.2.40.0040.02012.02
5.2.30.0060.02312.05
5.2.20.0030.02312.05
5.2.10.0050.03511.92
5.2.00.0040.03311.99
5.1.60.0070.02711.53
5.1.50.0030.02811.52
5.1.40.0030.02811.59
5.1.30.0040.02211.71
5.1.20.0040.02911.71
5.1.10.0040.02911.75
5.1.00.0030.02911.62
5.0.50.0050.01811.37
5.0.40.0040.01911.37
5.0.30.0020.03111.37
5.0.20.0070.02211.37
5.0.10.0020.02211.37
5.0.00.0020.03711.37
4.4.90.0020.01811.37
4.4.80.0020.01511.37
4.4.70.0050.01711.37
4.4.60.0030.01711.37
4.4.50.0020.01511.37
4.4.40.0040.02511.37
4.4.30.0020.01311.37
4.4.20.0020.01811.37
4.4.10.0020.01811.37
4.4.00.0030.02011.37
4.3.110.0020.01711.37
4.3.100.0030.01311.37
4.3.90.0000.02011.37
4.3.80.0010.02911.37
4.3.70.0040.01711.37
4.3.60.0020.01811.37
4.3.50.0020.01811.37
4.3.40.0040.01711.37
4.3.30.0020.01711.37
4.3.20.0060.01711.37
4.3.10.0030.01711.37
4.3.00.0020.02011.37

preferences:
41.55 ms | 401 KiB | 5 Q