3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$f = new SplFileObject('/home/a.txt', "w+"); $iterator = new RecursiveDirectoryIterator('/usr'); while($iterator->valid()) { $file = $iterator->current(); echo $iterator->key() . " => " . $file->getFilename() . "\n"; $iterator->next(); }

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)
8.3.60.0170.00318.68
8.3.50.0110.00621.99
8.3.40.0140.00718.96
8.3.30.0110.00418.68
8.3.20.0000.00818.76
8.3.10.0000.00821.00
8.3.00.0060.00321.60
8.2.180.0070.01416.63
8.2.170.0120.00322.96
8.2.160.0030.01020.53
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00720.75
8.2.110.0080.00020.39
8.2.100.0080.00417.91
8.2.90.0080.00019.22
8.2.80.0000.00917.97
8.2.70.0100.00317.75
8.2.60.0000.00818.04
8.2.50.0030.00518.07
8.2.40.0040.00418.22
8.2.30.0040.00421.18
8.2.20.0000.00717.73
8.2.10.0080.00017.79
8.2.00.0060.00317.54
8.1.280.0140.00725.92
8.1.270.0040.00423.99
8.1.260.0060.00926.35
8.1.250.0040.00428.09
8.1.240.0040.00823.86
8.1.230.0040.00823.51
8.1.220.0030.00618.77
8.1.210.0000.00818.91
8.1.200.0100.00017.23
8.1.190.0050.00217.53
8.1.180.0030.00518.10
8.1.170.0000.00818.48
8.1.160.0000.00718.66
8.1.150.0040.00518.42
8.1.140.0020.00517.32
8.1.130.0070.00017.80
8.1.120.0030.00317.22
8.1.110.0000.00717.35
8.1.100.0000.00717.20
8.1.90.0040.00417.38
8.1.80.0000.00917.35
8.1.70.0030.00317.30
8.1.60.0030.00517.36
8.1.50.0050.00317.46
8.1.40.0050.00217.38
8.1.30.0040.00417.63
8.1.20.0030.00517.50
8.1.10.0040.00417.41
8.1.00.0030.00517.48
8.0.300.0060.00319.79
8.0.290.0000.00817.05
8.0.280.0030.00318.40
8.0.270.0040.00417.16
8.0.260.0060.00016.83
8.0.250.0040.00416.96
8.0.240.0000.00816.96
8.0.230.0030.00316.88
8.0.220.0000.00716.89
8.0.210.0030.00316.80
8.0.200.0030.00317.02
8.0.190.0020.00516.96
8.0.180.0050.00316.84
8.0.170.0000.00716.93
8.0.160.0030.00317.04
8.0.150.0050.00316.77
8.0.140.0030.00616.88
8.0.130.0030.00313.31
8.0.120.0000.00716.78
8.0.110.0040.00416.77
8.0.100.0040.00416.90
8.0.90.0070.00016.88
8.0.80.0070.00716.86
8.0.70.0020.00516.74
8.0.60.0040.00416.86
8.0.50.0070.00016.79
8.0.30.0060.01317.12
8.0.20.0080.01017.40
8.0.10.0040.00416.86
8.0.00.0120.01216.72
7.4.330.0000.00516.79
7.4.320.0000.00616.54
7.4.300.0030.00316.48
7.4.290.0030.00316.32
7.4.280.0000.00716.45
7.4.270.0000.00716.48
7.4.260.0060.00013.20
7.4.250.0070.00016.44
7.4.240.0000.00716.48
7.4.230.0040.00416.36
7.4.220.0070.01116.41
7.4.210.0080.01116.57
7.4.200.0040.00416.46
7.4.190.0040.00416.70
7.4.160.0090.00616.48
7.4.150.0150.00917.40
7.4.140.0140.00617.86
7.4.130.0070.00916.48
7.4.120.0060.01316.48
7.4.110.0120.00616.48
7.4.100.0150.00316.79
7.4.90.0080.00816.62
7.4.80.0090.00919.39
7.4.70.0160.00316.35
7.4.60.0060.00916.63
7.4.50.0070.00016.37
7.4.40.0000.01722.77
7.4.30.0040.01516.31
7.4.00.0070.00714.74
7.3.330.0030.00312.98
7.3.320.0030.00213.04
7.3.310.0000.00716.23
7.3.300.0030.00316.33
7.3.290.0030.01016.25
7.3.280.0100.00816.29
7.3.270.0080.00817.40
7.3.260.0140.00918.24
7.3.250.0130.00416.39
7.3.240.0060.00916.54
7.3.230.0110.00716.61
7.3.210.0060.01116.36
7.3.200.0070.01319.39
7.3.190.0060.01016.27
7.3.180.0000.01816.25
7.3.170.0090.00616.27
7.3.160.0090.00616.48
7.3.120.0130.00314.97
7.3.10.0130.00016.35
7.3.00.0080.00616.37
7.2.330.0120.00616.55
7.2.320.0030.01316.54
7.2.310.0090.00916.32
7.2.300.0130.00316.63
7.2.290.0080.00816.23
7.2.130.0000.01416.81
7.2.120.0080.00816.60
7.2.110.0000.01316.66
7.2.100.0100.00316.70
7.2.90.0040.01116.35
7.2.80.0030.01416.61
7.2.70.0070.00716.68
7.2.60.0090.00516.81
7.2.50.0100.00316.75
7.2.40.0070.00716.46
7.2.30.0000.01016.77
7.2.20.0060.00616.86
7.2.10.0070.00716.80
7.2.00.0070.00718.06
7.1.250.0080.00815.59
7.1.200.0060.00615.80
7.1.100.0050.00517.87
7.1.70.0030.00617.01
7.1.60.0060.01919.40
7.1.50.0100.01416.54
7.1.00.0100.02722.30
7.0.200.0160.00716.36
7.0.140.0070.07021.94
7.0.60.0130.07720.09
7.0.50.0070.04717.91
7.0.40.0070.06720.21
7.0.30.0130.05020.13
7.0.20.0330.04720.21
7.0.10.0130.04720.00
7.0.00.0070.08320.01
5.6.280.0030.07321.06
5.6.210.0070.03720.68
5.6.200.0030.07718.12
5.6.190.0130.08020.64
5.6.180.0230.05020.45
5.6.170.0230.06320.42
5.6.160.0070.04320.62
5.6.150.0070.06318.13
5.6.140.0100.08018.17
5.6.130.0130.06318.14
5.6.120.0030.08321.01
5.6.110.0130.03720.96
5.6.100.0130.06320.95
5.6.90.0230.07021.01
5.6.80.0000.04320.48
5.6.70.0270.03720.36
5.5.350.0270.03720.43
5.5.340.0070.08018.02
5.5.330.0200.07020.37
5.5.320.0270.05020.57
5.5.310.0230.05720.21
5.5.300.0030.04317.95
5.5.290.0100.05017.95
5.5.280.0030.04320.96
5.5.270.0000.04720.86
5.5.260.0030.04020.72
5.5.250.0070.06320.77
5.5.240.0070.03720.35
5.4.450.0700.04721.34
5.4.440.0500.04721.34
5.4.430.0330.04321.34
5.4.420.0530.07021.34
5.4.410.0400.03721.34
5.4.400.0830.04721.34
5.4.390.0570.04021.34
5.4.380.0400.04021.34
5.4.370.0630.04021.34
5.4.360.0770.03721.34
5.4.350.0730.04021.34
5.4.340.0130.04721.34
5.4.320.0370.03321.34
5.4.310.0270.04721.34
5.4.300.0730.04321.34
5.4.290.0270.04021.34
5.4.280.0500.04321.34
5.4.270.0570.03721.34
5.4.260.0700.03721.34
5.4.250.0630.03321.34
5.4.240.0330.03721.34
5.4.230.0500.04721.34
5.4.220.0630.04321.34
5.4.210.0870.04021.34
5.4.200.0300.03721.34
5.4.190.0400.04321.34
5.4.180.0770.03021.34
5.4.170.0530.04021.34
5.4.160.0400.04721.34
5.4.150.0830.03721.34
5.4.140.0400.04321.34
5.4.130.0700.03321.34
5.4.120.0200.04321.34
5.4.110.0500.04321.34
5.4.100.0500.05021.34
5.4.90.0530.06321.34
5.4.80.0830.03721.34
5.4.70.0530.03721.34
5.4.60.0670.04021.34
5.4.50.0830.04021.34
5.4.40.0600.02021.34
5.4.30.0770.03321.34
5.4.20.0570.05021.34
5.4.10.0270.03721.34
5.4.00.0400.03721.34
5.3.290.0400.04321.34
5.3.280.0430.03721.34
5.3.270.0600.04021.34
5.3.260.1070.05321.34
5.3.250.0430.03721.34
5.3.240.0700.03021.34
5.3.230.0230.03721.34
5.3.220.0670.03721.34
5.3.210.0430.04021.34
5.3.200.0500.04021.34
5.3.190.0500.03321.34
5.3.180.0400.04721.34
5.3.170.0700.03721.34
5.3.160.0470.04021.34
5.3.150.0300.04021.34
5.3.140.0730.03721.34
5.3.130.0470.03721.34
5.3.120.0630.03721.34
5.3.110.0370.04721.34
5.3.100.0570.03321.34
5.3.90.0570.03721.34
5.3.80.0570.03721.34
5.3.70.0870.04721.34
5.3.60.0730.03321.34
5.3.50.0630.03321.34
5.3.40.0470.03321.34
5.3.30.0730.02721.33
5.3.20.0870.04021.33
5.3.10.0770.04021.33
5.3.00.0530.05021.33
5.2.170.0570.03021.34
5.2.160.0370.03321.34
5.2.150.0530.03321.34
5.2.140.0670.02721.33
5.2.130.0000.02721.33
5.2.120.0700.02721.33
5.2.110.0330.03021.33
5.2.100.0470.03321.33
5.2.90.0300.03321.33
5.2.80.0900.02721.33
5.2.70.0330.03721.33
5.2.60.0330.02721.33
5.2.50.0770.02721.33
5.2.40.0430.02021.33
5.2.30.0330.03321.33
5.2.20.0300.03321.33
5.2.10.0600.02321.33
5.2.00.0300.02721.33
5.1.60.0500.02721.33
5.1.50.0300.03021.33
5.1.40.0470.02721.33
5.1.30.0670.02321.33
5.1.20.0400.02021.33
5.1.10.0830.02021.33
5.1.00.0630.02321.33
5.0.50.0370.02021.33
5.0.40.0170.02021.33
5.0.30.0230.02321.33
5.0.20.0100.02321.33
5.0.10.0330.02021.33
5.0.00.0300.02721.33
4.4.90.0130.02321.33
4.4.80.0030.01721.33
4.4.70.0230.02021.33
4.4.60.0200.01321.33
4.4.50.0300.01021.33
4.4.40.0100.02721.33
4.4.30.0130.02021.33
4.4.20.0300.01021.33
4.4.10.0100.01721.33
4.4.00.0030.02721.33
4.3.110.0270.01721.33
4.3.100.0030.01321.33
4.3.90.0130.01321.33
4.3.80.0170.02321.33
4.3.70.0170.01321.33
4.3.60.0330.01321.33
4.3.50.0170.01321.33
4.3.40.0330.02021.33
4.3.30.0130.01321.33
4.3.20.0100.01321.33
4.3.10.0170.01321.33
4.3.00.0030.01721.33

preferences:
46.88 ms | 400 KiB | 5 Q