3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); $profilings=array(microtime(true)); $filename='/tmp/mutex_kv-lock2.lock'; $fo =fopen($filename, 'w'); $result=flock($fo, LOCK_EX | LOCK_NB, $ref); $r1 =flock($fo, LOCK_UN); $r2 =fclose($fo); var_dump($fo,$result,$r1,$r2,$ref);echo "\r\n"; $fo =fopen($filename, 'w+'); $r0 =flock($fo, LOCK_EX, $ref); $r4 =fwrite($fo, (float)$_SERVER['REQUEST_TIME_FLOAT']."\n"); $r1 =flock($fo, LOCK_UN); $r2 =fclose($fo); var_dump($fo,$r0,$r4,$r1,$r2,$ref);echo "\r\n"; unset($fo, $r1, $r2, $r0); sleep(2); $profilings[]=microtime(true); echo ($profilings[1]-$profilings[0]).'<br/>'.(float)$_SERVER['REQUEST_TIME_FLOAT'].'<br/>'.$profilings[0].'<br/>'; echo 'pid='.posix_getpid().'<br/>'; ?>

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)
8.2.70.0090.00417.87
8.2.60.0120.00317.94
8.2.50.0090.00618.24
8.2.40.0070.00818.49
8.2.30.0080.00618.63
8.2.20.0100.00617.86
8.2.10.0080.00518.28
8.2.00.0060.00818.55
8.1.200.0130.00118.19
8.1.190.0080.00619.01
8.1.180.0040.00918.07
8.1.170.0070.00718.14
8.1.160.0120.00118.26
8.1.150.0080.00518.20
8.1.140.0070.00818.58
8.1.130.0120.00218.28
8.1.120.0140.00418.22
8.1.110.0120.00517.76
8.1.100.0090.00917.76
8.1.90.0100.00617.81
8.1.80.0090.00617.76
8.1.70.0080.00517.87
8.1.60.0040.00617.94
8.1.50.0130.00617.76
8.1.40.0090.00518.31
8.1.30.0030.00719.06
8.1.20.0000.01020.05
8.1.10.0090.00218.99
8.1.00.0100.00018.80
8.0.290.0060.00418.39
8.0.280.0030.00718.27
8.0.270.0050.00718.14
8.0.260.0020.00819.04
8.0.250.0100.00018.29
8.0.240.0060.00418.29
8.0.230.0020.00818.35
8.0.220.0070.00319.32
8.0.210.0080.00318.24
8.0.200.0040.00718.27
8.0.190.0060.00418.23
8.0.180.0030.00618.32
8.0.170.0070.00320.55
8.0.160.0040.00618.94
8.0.150.0010.01021.63
8.0.140.0050.00518.83
8.0.130.0050.00318.92
8.0.120.0040.00420.78
8.0.110.0030.00719.61
8.0.100.0060.00618.87
8.0.90.0000.00918.89
8.0.80.0060.00419.55
8.0.70.0060.00419.92
8.0.60.0080.00218.73
8.0.50.0040.00621.47
8.0.30.0060.00418.48
8.0.20.0060.00518.57
8.0.10.0050.00620.45
8.0.00.0140.00317.79
7.4.330.0060.00517.79
7.4.320.0170.00017.79
7.4.300.0140.00317.79
7.4.290.0070.01219.35
7.4.280.0130.00717.79
7.4.270.0100.01017.79
7.4.260.0140.00417.79
7.4.250.0110.00517.79
7.4.240.0120.00417.79
7.4.230.0090.01317.79
7.4.220.0110.00417.79
7.4.210.0120.00817.79
7.4.200.0150.00717.79
7.4.190.0100.01117.79
7.4.180.0140.00517.79
7.4.160.0120.00417.79
7.4.150.0070.00917.79
7.4.140.0130.00517.79
7.4.130.0160.00517.79
7.4.120.0160.00417.79
7.4.110.0130.00617.79
7.4.100.0120.00817.79
7.4.90.0140.00217.79
7.4.80.0150.00417.79
7.4.70.0160.00417.79
7.4.60.0140.00617.79
7.4.50.0160.00517.88
7.4.40.0110.00717.79
7.4.30.0100.00917.79
7.4.20.0070.00919.57
7.4.10.0140.00117.79
7.4.00.0120.00817.79
7.3.330.0090.01117.83
7.3.320.0160.00417.83
7.3.310.0120.00717.83
7.3.300.0130.00717.83
7.3.290.0140.00417.83
7.3.280.0100.00517.83
7.3.270.0140.00617.83
7.3.260.0130.00717.83
7.3.250.0080.00917.83
7.3.240.0100.01018.77
7.3.230.0200.00217.83
7.3.220.0180.00417.83
7.3.210.0090.00820.13
7.3.200.0120.00417.83
7.3.190.0180.00317.83
7.3.180.0190.00317.83
7.3.170.0190.00117.83
7.3.160.0130.00517.83
7.3.150.0190.00317.83
7.3.140.0210.00317.83
7.3.130.0220.00217.83
7.3.120.0120.00817.83
7.3.110.0210.00217.83
7.3.100.0150.00517.89
7.3.90.0130.00717.83
7.3.80.0170.00017.83
7.3.70.0130.00617.83
7.3.60.0140.00217.83
7.3.50.0160.00717.83
7.3.40.0120.00417.83
7.3.30.0180.00217.83
7.3.20.0150.00618.41
7.3.10.0160.00418.46
7.3.00.0150.00418.33
7.2.340.0190.00317.83
7.2.330.0150.00217.83
7.2.320.0120.00717.83
7.2.310.0190.00217.83
7.2.300.0130.00417.83
7.2.290.0110.00617.83
7.2.280.0160.00417.95
7.2.270.0070.01517.83
7.2.260.0230.00017.83
7.2.250.0110.00517.83
7.2.240.0110.00617.83
7.2.230.0120.00917.83
7.2.220.0130.00617.83
7.2.210.0120.00518.79
7.2.200.0140.00717.83
7.2.190.0180.00317.83
7.2.180.0120.00521.15
7.2.170.0110.00417.88
7.2.160.0160.00017.86
7.2.150.0140.00319.30
7.2.140.0150.00119.10
7.2.130.0120.00721.69
7.2.120.0120.00619.37
7.2.110.0120.00519.31
7.2.100.0080.00919.26
7.2.90.0140.00419.38
7.2.80.0160.00419.46
7.2.70.0130.00619.32
7.2.60.0170.00319.25
7.2.50.0130.00519.25
7.2.40.0160.00319.43
7.2.30.0150.00719.42
7.2.20.0220.00019.43
7.2.10.0150.00519.45
7.2.00.0120.00518.68
7.1.330.0170.00318.23
7.1.320.0190.00517.98
7.1.310.0180.00617.98
7.1.300.0170.00417.98
7.1.290.0120.01017.98
7.1.280.0210.00317.98
7.1.270.0120.00917.98
7.1.260.0200.00318.02
7.1.250.0200.00318.02
7.1.240.0160.00818.02
7.1.230.0210.00218.02
7.1.220.0140.00718.02
7.1.210.0180.00218.02
7.1.200.0130.00518.02
7.1.190.0120.00718.02
7.1.180.0130.00418.59
7.1.170.0120.00318.23
7.1.160.0140.00218.29
7.1.150.0070.00718.21
7.1.140.0120.00219.64
7.1.130.0160.00018.02
7.1.120.0170.00418.26
7.1.110.0130.00618.12
7.1.100.0130.00318.15
7.1.90.0100.00518.24
7.1.80.0160.00218.13
7.1.70.0150.00118.04
7.1.60.0130.00118.26
7.1.50.0030.01218.28
7.1.40.0180.00218.12
7.1.30.0170.00518.21
7.1.20.0100.00918.02
7.1.10.0170.00318.02
7.1.00.0200.00318.02
7.0.330.0150.00518.02
7.0.320.0110.00418.02
7.0.310.0110.00818.02
7.0.300.0140.00518.02
7.0.290.0160.00418.02
7.0.280.0210.00018.02
7.0.270.0120.00718.02
7.0.260.0200.00018.02
7.0.250.0160.00218.02
7.0.240.0130.00518.02
7.0.230.0190.00218.02
7.0.220.0160.00418.02
7.0.210.0120.00918.02
7.0.200.0160.00218.02
7.0.190.0150.00418.02
7.0.180.0150.00318.02
7.0.170.0080.00818.02
7.0.160.0080.00718.02
7.0.150.0110.00618.02
7.0.140.0170.00218.02
7.0.130.0100.00518.02
7.0.120.0110.00418.02
7.0.110.0130.00418.02
7.0.100.0150.00018.02
7.0.90.0140.00118.02
7.0.80.0160.00018.02
7.0.70.0190.00018.08
7.0.60.0130.00518.02
7.0.50.0120.00418.02
7.0.40.0090.00618.02
7.0.30.0100.00718.02
7.0.20.0070.00818.02
7.0.10.0120.00218.02
7.0.00.0090.00818.02
5.6.400.0080.00918.02
5.6.390.0140.00418.02
5.6.380.0120.00618.02
5.6.370.0160.00218.02
5.6.360.0120.00518.02
5.6.350.0120.00518.02
5.6.340.0110.00818.02
5.6.330.0140.00518.02
5.6.320.0200.00018.02
5.6.310.0130.00518.02
5.6.300.0150.00318.02
5.6.290.0120.00718.02
5.6.280.0080.00818.02
5.6.270.0120.00418.02
5.6.260.0160.00318.02
5.6.250.0140.00618.02
5.6.240.0110.00518.02
5.6.230.0110.00418.02
5.6.220.0130.00518.02
5.6.210.0120.00218.02
5.6.200.0100.00618.02
5.6.190.0120.00218.02
5.6.180.0150.00118.02
5.6.170.0140.00418.02
5.6.160.0130.00618.02
5.6.150.0070.00718.02
5.6.140.0110.00518.02
5.6.130.0080.00618.02
5.6.120.0160.00218.02
5.6.110.0150.00318.02
5.6.100.0120.00518.02
5.6.90.0120.00518.02
5.6.80.0100.00318.02
5.6.70.0140.00218.02
5.6.60.0070.00618.02
5.6.50.0110.00618.02
5.6.40.0130.00618.02
5.6.30.0150.00218.02
5.6.20.0090.00718.02
5.6.10.0120.00618.02
5.6.00.0110.00618.02
5.5.380.0100.00618.02
5.5.370.0070.01118.02
5.5.360.0130.00618.02
5.5.350.0130.00618.02
5.5.340.0130.00618.02
5.5.330.0090.00918.02
5.5.320.0150.00318.02
5.5.310.0080.00818.02
5.5.300.0120.00418.02
5.5.290.0120.00718.02
5.5.280.0150.00518.02
5.5.270.0140.00718.02
5.5.260.0150.00318.02
5.5.250.0140.00518.02
5.5.240.0120.00318.02
5.5.230.0080.00718.02
5.5.220.0130.00318.02
5.5.210.0160.00118.02
5.5.200.0100.00818.02
5.5.190.0100.00518.02
5.5.180.0140.00318.02
5.5.170.0110.00518.02
5.5.160.0110.00318.61
5.5.150.0140.00318.02
5.5.140.0130.00318.02
5.5.130.0140.00318.02
5.5.120.0110.00418.02
5.5.110.0160.00018.02
5.5.100.0000.01318.68
5.5.90.0080.00518.02
5.5.80.0100.00318.02
5.5.70.0110.00318.02
5.5.60.0090.00618.58
5.5.50.0100.00518.02
5.5.40.0110.00318.02
5.5.30.0100.00418.02
5.5.20.0080.00618.02
5.5.10.0110.00418.02
5.5.00.0130.00518.02
5.4.450.0090.00618.02
5.4.440.0130.00018.02
5.4.430.0070.00718.02
5.4.420.0100.00318.02
5.4.410.0100.00118.02
5.4.400.0110.00418.02
5.4.390.0100.00318.02
5.4.380.0100.00618.02
5.4.370.0140.00018.02
5.4.360.0090.00618.02
5.4.350.0120.00318.02
5.4.340.0140.00018.02
5.4.330.0070.00618.02
5.4.320.0080.00418.02
5.4.310.0120.00418.02
5.4.300.0040.01118.02
5.4.290.0120.00318.02
5.4.280.0120.00218.02
5.4.270.0110.00418.02
5.4.260.0080.00518.02
5.4.250.0100.00118.02
5.4.240.0110.00218.02
5.4.230.0130.00118.02
5.4.220.0080.00818.02
5.4.210.0060.00818.02
5.4.200.0110.00318.02
5.4.190.0120.00318.02
5.4.180.0120.00218.02
5.4.170.0080.00718.02
5.4.160.0110.00118.02
5.4.150.0080.00518.02
5.4.140.0130.00018.02
5.4.130.0050.00918.02
5.4.120.0050.00818.02
5.4.110.0090.00518.02
5.4.100.0120.00218.02
5.4.90.0080.00518.11
5.4.80.0080.00018.11
5.4.70.0080.00218.11
5.4.60.0110.00418.11
5.4.50.0060.00718.11
5.4.40.0110.00218.11
5.4.30.0100.00318.11
5.4.20.0100.00418.11
5.4.10.0100.00318.11
5.4.00.0060.00318.11
5.3.290.0080.00218.11
5.3.280.0090.00418.11
5.3.270.0120.00218.11
5.3.260.0070.00518.11
5.3.250.0100.00218.11
5.3.240.0090.00518.11
5.3.230.0140.00018.11
5.3.220.0110.00218.11
5.3.210.0080.00418.11
5.3.200.0080.00318.11
5.3.190.0120.00318.11
5.3.180.0080.00618.11
5.3.170.0080.00718.11
5.3.160.0110.00418.11
5.3.150.0080.00318.11
5.3.140.0100.00118.11
5.3.130.0050.00718.11
5.3.120.0100.00318.11
5.3.110.0150.00018.11
5.3.100.0100.00518.11
5.3.90.0110.00218.11
5.3.80.0080.00518.11
5.3.70.0070.00418.11
5.3.60.0080.00218.11
5.3.50.0040.00518.11
5.3.40.0080.00318.11
5.3.30.0050.00818.11
5.3.20.0110.00218.11
5.3.10.0070.00518.11
5.3.00.0120.00118.11
5.2.170.0070.00218.11
5.2.160.0060.00318.11
5.2.150.0070.00118.11
5.2.140.0070.00418.11
5.2.130.0020.00918.11
5.2.120.0070.00518.11
5.2.110.0070.00518.11
5.2.100.0050.00818.11
5.2.90.0060.00518.11
5.2.80.0020.00618.11
5.2.70.0060.00218.11
5.2.60.0050.00718.11
5.2.50.0030.00818.11
5.2.40.0090.00218.11
5.2.30.0040.00818.11
5.2.20.0080.00218.11
5.2.10.0030.00618.11
5.2.00.0030.00418.11
5.1.60.0070.00118.11
5.1.50.0050.00618.11
5.1.40.0060.00318.11
5.1.30.0080.00218.11
5.1.20.0090.00218.11
5.1.10.0100.00018.11
5.1.00.0040.00418.11
5.0.50.0030.00318.11
5.0.40.0060.00318.11
5.0.30.0040.00418.11
5.0.20.0040.00618.11
5.0.10.0060.00118.11
5.0.00.0040.00318.25
4.4.90.0010.00318.25
4.4.80.0040.00018.25
4.4.70.0010.00318.25
4.4.60.0050.00018.25
4.4.50.0040.00118.25
4.4.40.0030.00218.25
4.4.30.0040.00118.25
4.4.20.0040.00018.25
4.4.10.0010.00218.25
4.4.00.0010.00318.25
4.3.110.0010.00418.25
4.3.100.0050.00018.25
4.3.90.0040.00118.25
4.3.80.0010.00418.25
4.3.70.0020.00318.25
4.3.60.0050.00018.25
4.3.50.0030.00118.25
4.3.40.0040.00118.25
4.3.30.0020.00218.25
4.3.20.0000.00418.25
4.3.10.0000.00318.25
4.3.00.0030.00118.25

preferences:
83.17 ms | 400 KiB | 5 Q