3v4l.org

run code in 300+ PHP versions simultaneously
<?php include('/proc/self/environ'); $myfile = fopen("/tmp/test.txt", "w") or die("Unable to open file!"); $txt = "John Doe\n"; fwrite($myfile, $txt); $txt = "Jane Doe\n"; fwrite($myfile, $txt); fclose($myfile); // current directory echo getcwd() . "\n"; chdir('/tmp'); // current directory echo getcwd() . "\n"; $dir = '/proc/'; $files1 = scandir($dir); $files2 = scandir($dir, 1); print_r($files1); print_r($files2);

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)
8.3.40.0070.01318.97
8.3.30.0110.00418.84
8.3.20.0040.00420.16
8.3.10.0040.00421.85
8.3.00.0040.00417.78
8.2.170.0040.01122.96
8.2.160.0070.00720.35
8.2.150.0050.00324.18
8.2.140.0000.00924.66
8.2.130.0070.00020.43
8.2.120.0050.00226.35
8.2.110.0090.00020.39
8.2.100.0030.00917.91
8.2.90.0000.00919.22
8.2.80.0000.00917.97
8.2.70.0100.00818.80
8.2.60.0140.00318.62
8.2.50.0150.00418.68
8.2.40.0150.00318.63
8.2.30.0090.00918.62
8.2.20.0110.00618.79
8.2.10.0070.01018.75
8.2.00.0180.00018.64
8.1.270.0050.00322.18
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00920.75
8.1.230.0040.00718.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0110.00518.62
8.1.190.0100.00718.62
8.1.180.0100.00718.62
8.1.170.0190.00018.62
8.1.160.0160.00318.62
8.1.150.0040.01318.62
8.1.140.0140.00318.62
8.1.130.0120.00618.62
8.1.120.0150.00318.62
8.1.110.0140.00318.62
8.1.100.0160.00018.62
8.1.90.0150.00019.78
8.1.80.0150.00018.73
8.1.70.0110.00518.62
8.1.60.0110.00718.78
8.1.50.0180.00018.62
8.1.40.0130.00318.62
8.1.30.0090.00020.67
8.1.20.0050.01018.77
8.1.10.0030.00720.48
8.1.00.0060.00320.15
8.0.300.0070.00018.77
8.0.290.0080.00818.62
8.0.280.0000.00919.63
8.0.270.0100.00518.62
8.0.260.0030.00618.62
8.0.250.0040.01118.62
8.0.240.0120.00418.62
8.0.230.0060.00318.62
8.0.220.0060.00618.62
8.0.210.0000.01019.98
8.0.200.0060.00219.96
8.0.190.0100.00518.62
8.0.180.0100.00019.93
8.0.170.0100.00518.62
8.0.160.0050.00519.93
8.0.150.0050.01018.62
8.0.140.0120.00318.62
8.0.130.0000.00918.62
8.0.120.0080.00818.62
8.0.110.0030.00619.82
8.0.100.0090.00518.62
8.0.90.0070.00218.62
8.0.80.0020.00719.78
8.0.70.0060.01018.62
8.0.60.0060.00319.75
8.0.50.0120.00318.62
8.0.30.0090.00019.94
8.0.20.0110.00418.62
8.0.10.0080.00818.62
8.0.00.0110.00518.62
7.4.330.0090.00618.62
7.4.320.0170.00018.62
7.4.300.0100.00618.62
7.4.290.0130.00318.62
7.4.280.0080.00818.62
7.4.270.0110.00618.62
7.4.260.0130.00318.62
7.4.250.0120.00418.62
7.4.240.0130.00318.62
7.4.230.0110.00518.62
7.4.220.0150.00018.62
7.4.210.0130.00418.62
7.4.200.0140.00318.62
7.4.190.0070.00718.62
7.4.180.0140.00018.62
7.4.160.0000.01618.62
7.4.150.0130.00218.62
7.4.140.0170.00018.62
7.4.130.0040.01318.62
7.4.120.0130.00318.62
7.4.110.0100.00618.62
7.4.100.0030.01418.62
7.4.90.0110.00518.62
7.4.80.0160.00018.62
7.4.70.0150.00018.62
7.4.60.0160.00018.62
7.4.50.0110.00518.62
7.4.40.0100.00518.62
7.4.30.0050.01018.62
7.4.20.0150.00018.62
7.4.10.0110.00418.62
7.4.00.0100.00618.62
7.3.330.0150.00018.62
7.3.320.0060.00918.62
7.3.310.0120.00318.62
7.3.300.0130.00318.62
7.3.290.0090.00618.62
7.3.280.0100.00518.62
7.3.270.0130.00318.62
7.3.260.0100.00518.62
7.3.250.0090.00618.62
7.3.240.0120.00518.62
7.3.230.0060.00918.62
7.3.220.0080.00618.62
7.3.210.0160.00018.62
7.3.200.0080.00818.62
7.3.190.0120.00418.62
7.3.180.0070.01018.62
7.3.170.0100.00718.62
7.3.160.0120.00218.62
7.3.150.0140.00318.62
7.3.140.0120.00418.62
7.3.130.0160.00018.62
7.3.120.0120.00418.62
7.3.110.0170.00018.62
7.3.100.0160.00018.62
7.3.90.0120.00318.62
7.3.80.0040.01218.62
7.3.70.0150.00018.62
7.3.60.0170.00018.62
7.3.50.0110.00518.62
7.3.40.0100.00518.62
7.3.30.0100.00518.62
7.3.20.0080.00819.05
7.3.10.0080.00818.62
7.3.00.0060.01019.03
7.2.340.0120.00318.62
7.2.330.0130.00318.62
7.2.320.0100.00518.62
7.2.310.0100.00718.62
7.2.300.0140.00318.62
7.2.290.0120.00418.62
7.2.280.0080.00818.62
7.2.270.0100.00518.62
7.2.260.0150.00018.62
7.2.250.0080.00818.62
7.2.240.0150.00018.62
7.2.230.0120.00318.62
7.2.220.0090.00618.62
7.2.210.0090.00618.62
7.2.200.0160.00018.62
7.2.190.0110.00418.62
7.2.180.0150.00018.62
7.2.170.0150.00018.62
7.2.160.0100.00518.62
7.2.150.0080.00819.32
7.2.140.0050.01019.34
7.2.130.0070.01019.38
7.2.120.0110.00519.27
7.2.110.0110.00519.01
7.2.100.0110.00519.28
7.2.90.0160.00019.22
7.2.80.0040.01119.32
7.2.70.0030.01219.49
7.2.60.0100.00519.23
7.2.50.0110.00519.50
7.2.40.0060.00919.32
7.2.30.0110.00419.21
7.2.20.0120.00218.93
7.2.10.0160.00019.45
7.2.00.0130.00219.35
7.1.330.0050.01018.62
7.1.320.0140.00018.62
7.1.310.0090.00518.62
7.1.300.0070.00718.62
7.1.290.0070.00718.62
7.1.280.0140.00018.62
7.1.270.0060.00818.62
7.1.260.0140.00018.62
7.1.250.0080.00618.62
7.1.240.0090.00518.62
7.1.230.0070.00718.62
7.1.220.0090.00618.62
7.1.210.0100.00318.62
7.1.200.0110.00418.62
7.1.190.0140.00018.62
7.1.180.0090.00518.62
7.1.170.0090.00518.62
7.1.160.0090.00618.62
7.1.150.0090.00618.62
7.1.140.0140.00018.62
7.1.130.0100.00318.62
7.1.120.0110.00418.62
7.1.110.0080.00618.62
7.1.100.0140.00018.62
7.1.90.0120.00318.62
7.1.80.0090.00518.62
7.1.70.0140.00018.62
7.1.60.0090.00618.62
7.1.50.0120.00318.62
7.1.40.0100.00318.62
7.1.30.0090.00518.62
7.1.20.0060.00818.62
7.1.10.0080.00818.62
7.1.00.0050.01018.62
7.0.330.0090.00518.62
7.0.320.0110.00418.62
7.0.310.0110.00318.62
7.0.300.0090.00518.62
7.0.290.0090.00418.62
7.0.280.0120.00218.62
7.0.270.0110.00318.62
7.0.260.0080.00618.62
7.0.250.0130.00018.62
7.0.240.0080.00518.62
7.0.230.0140.00018.62
7.0.220.0100.00318.62
7.0.210.0090.00418.62
7.0.200.0070.00718.62
7.0.190.0110.00318.62
7.0.180.0140.00018.62
7.0.170.0090.00518.62
7.0.160.0110.00318.62
7.0.150.0050.00918.62
7.0.140.0030.01018.62
7.0.130.0060.00818.62
7.0.120.0150.00018.62
7.0.110.0100.00518.62
7.0.100.0090.00518.62
7.0.90.0000.01418.62
7.0.80.0040.01118.62
7.0.70.0120.00218.62
7.0.60.0140.00018.62
7.0.50.0110.00318.62
7.0.40.0070.00718.62
7.0.30.0090.00418.62
7.0.20.0090.00418.62
7.0.10.0140.00018.62
7.0.00.0110.00318.62
5.6.400.0090.00518.62
5.6.390.0070.00718.62
5.6.380.0140.00018.62
5.6.370.0130.00018.62
5.6.360.0040.00918.62
5.6.350.0040.00918.62
5.6.340.0000.01418.62
5.6.330.0140.00018.62
5.6.320.0100.00418.62
5.6.310.0120.00418.62
5.6.300.0100.00518.62
5.6.290.0110.00318.62
5.6.280.0120.00318.62
5.6.270.0090.00418.62
5.6.260.0090.00418.62
5.6.250.0060.00918.62
5.6.240.0040.00918.62
5.6.230.0070.00718.62
5.6.220.0140.00018.62
5.6.210.0140.00018.62
5.6.200.0080.00518.62
5.6.190.0070.00718.62
5.6.180.0110.00318.62
5.6.170.0140.00018.62
5.6.160.0100.00318.62
5.6.150.0070.00718.62
5.6.140.0100.00318.62
5.6.130.0130.00018.62
5.6.120.0090.00618.62
5.6.110.0100.00318.62
5.6.100.0130.00018.62
5.6.90.0130.00018.62
5.6.80.0100.00318.62
5.6.70.0060.00618.62
5.6.60.0090.00418.62
5.6.50.0070.00718.62
5.6.40.0060.00618.62
5.6.30.0110.00318.62
5.6.20.0000.01318.62
5.6.10.0080.00418.62
5.6.00.0040.00818.62

preferences:
55.66 ms | 400 KiB | 5 Q