3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { protected $a = 'protected_prop'; private $b = 'private_prop'; function out(){ var_dump($this->a); var_dump($this->b); } } // reading $F = new Foo(); $data = (array)$F; var_dump($data["\0*\0a"]); var_dump($data["\0Foo\0b"]); // writing $F = serialize($F); var_dump($F); $F = str_replace('protected_prop','new_protected_prop',$F); $F = str_replace('private_prop','new_private_prop',$F); $F = preg_replace_callback ( '!s:(\d+):"(.*?)";!', function($match) { return ($match[1] == strlen($match[2])) ? $match[0] : 's:' . strlen($match[2]) . ':"' . $match[2] . '";'; },$F ); $F = unserialize($F); $F->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)
8.3.60.0040.01116.88
8.3.50.0110.00722.02
8.3.40.0120.00318.88
8.3.30.0040.01118.93
8.3.20.0000.00920.16
8.3.10.0050.00323.70
8.3.00.0030.00619.51
8.2.180.0090.00616.75
8.2.170.0060.00922.96
8.2.160.0130.00720.36
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0090.00926.16
8.2.120.0040.00422.42
8.2.110.0080.00420.57
8.2.100.0040.00817.81
8.2.90.0060.00319.17
8.2.80.0000.00817.97
8.2.70.0040.00717.88
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0060.00318.16
8.2.30.0040.00418.25
8.2.20.0000.00817.99
8.2.10.0040.00418.12
8.2.00.0090.00017.97
8.1.280.0120.00325.92
8.1.270.0080.00023.88
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.91
8.1.230.0000.01122.05
8.1.220.0000.00917.76
8.1.210.0000.00918.77
8.1.200.0030.00617.60
8.1.190.0030.00617.43
8.1.180.0080.00018.10
8.1.170.0000.00818.71
8.1.160.0040.00422.05
8.1.150.0000.00818.68
8.1.140.0040.00417.53
8.1.130.0040.00417.62
8.1.120.0030.00317.68
8.1.110.0030.00717.52
8.1.100.0000.00817.62
8.1.90.0070.00017.62
8.1.80.0040.00417.68
8.1.70.0040.00417.62
8.1.60.0040.00417.78
8.1.50.0060.00317.71
8.1.40.0000.00817.70
8.1.30.0030.00717.82
8.1.20.0070.00017.87
8.1.10.0000.00817.59
8.1.00.0000.01117.66
8.0.300.0050.00318.77
8.0.290.0000.00817.05
8.0.280.0040.00418.34
8.0.270.0030.00317.32
8.0.260.0000.00717.06
8.0.250.0030.00317.09
8.0.240.0000.00717.15
8.0.230.0000.00817.18
8.0.220.0040.00417.02
8.0.210.0040.00417.14
8.0.200.0000.00717.22
8.0.190.0000.00817.13
8.0.180.0000.00717.14
8.0.170.0070.00017.05
8.0.160.0070.00017.00
8.0.150.0030.00316.98
8.0.140.0040.00416.97
8.0.130.0000.00613.48
8.0.120.0000.00817.09
8.0.110.0070.00017.05
8.0.100.0000.00716.91
8.0.90.0040.00417.07
8.0.80.0060.01017.11
8.0.70.0020.00517.10
8.0.60.0030.00517.11
8.0.50.0040.00417.13
8.0.30.0100.00917.30
8.0.20.0100.01017.47
8.0.10.0040.00417.28
8.0.00.0120.00617.04
7.4.330.0020.00215.11
7.4.320.0000.00716.73
7.4.300.0040.00416.80
7.4.290.0080.00016.74
7.4.280.0070.00016.63
7.4.270.0000.00716.74
7.4.260.0030.00316.81
7.4.250.0080.00016.70
7.4.240.0040.00416.82
7.4.230.0030.00316.87
7.4.220.0060.00916.91
7.4.210.0070.01016.76
7.4.200.0000.00716.86
7.4.190.0040.00316.90
7.4.160.0120.00616.71
7.4.150.0110.00717.40
7.4.140.0050.01617.86
7.4.130.0020.01516.77
7.4.120.0070.01316.83
7.4.110.0090.01216.79
7.4.100.0070.01416.83
7.4.90.0130.01016.63
7.4.80.0070.01419.39
7.4.70.0030.01816.65
7.4.60.0070.01016.64
7.4.50.0030.00316.66
7.4.40.0070.00322.77
7.4.30.0060.01216.78
7.4.00.0070.00715.14
7.3.330.0030.00313.51
7.3.320.0060.00013.51
7.3.310.0040.00416.54
7.3.300.0030.00316.57
7.3.290.0090.01216.41
7.3.280.0090.00716.49
7.3.270.0070.01017.40
7.3.260.0090.00916.72
7.3.250.0110.00816.62
7.3.240.0110.01116.90
7.3.230.0140.00316.59
7.3.210.0110.00516.68
7.3.200.0060.01519.39
7.3.190.0040.01516.72
7.3.180.0110.00616.70
7.3.170.0080.00816.51
7.3.160.0090.01416.69
7.3.120.0060.01214.90
7.2.330.0120.00616.77
7.2.320.0000.01716.71
7.2.310.0100.00716.85
7.2.300.0090.00916.88
7.2.290.0000.01716.89
7.2.80.0000.01616.82
7.2.60.0120.00317.15
7.2.00.0040.00419.55
7.1.200.0060.00616.09
7.1.100.0040.01117.98
7.1.70.0000.01117.13
7.1.60.0070.01819.46
7.1.50.0030.01016.86
7.1.00.0030.07722.32
7.0.200.0250.00315.14
7.0.140.0070.07022.13
7.0.60.0030.07721.72
7.0.50.0130.04017.93
7.0.40.0070.04019.99
7.0.30.0270.04720.05
7.0.20.0300.04720.35
7.0.10.0070.08720.34
7.0.00.0070.06320.22
5.6.280.0030.07320.92
5.6.210.0100.08020.54
5.6.200.0170.04718.29
5.6.190.0030.05020.47
5.6.180.0400.07320.64
5.6.170.0200.04320.40
5.6.160.0130.04720.54
5.6.150.0100.08018.14
5.6.140.0030.07718.25
5.6.130.0130.07018.19
5.6.120.0100.03720.91
5.6.110.0170.07321.12
5.6.100.0100.07320.96
5.6.90.0170.07020.99
5.6.80.0100.03720.39
5.5.350.0030.08720.37
5.5.340.0030.04017.93
5.5.330.0170.06320.27
5.5.320.0300.03020.35
5.5.310.0400.06320.27
5.5.300.0070.07718.08
5.5.290.0070.03718.01
5.5.280.0000.05720.70
5.5.270.0130.06020.68
5.5.260.0130.08020.77
5.5.250.0030.06720.67
5.5.240.0270.04720.20
5.4.450.0500.05019.16
5.4.440.0830.06719.54
5.4.430.0870.04019.57
5.4.420.0170.05019.38
5.4.410.0170.04719.52
5.4.400.0030.05719.07
5.4.390.0030.06019.02
5.4.380.0370.05318.54
5.4.370.0830.05318.57
5.4.360.0200.06318.80
5.4.350.0330.05718.75
5.4.340.0300.05018.73
5.4.320.0030.03912.51
5.4.310.0060.03812.51
5.4.300.0080.03512.51
5.4.290.0070.04212.50
5.4.280.0070.03712.39
5.4.270.0060.04012.39
5.4.260.0030.04512.40
5.4.250.0090.05512.39
5.4.240.0060.04612.39
5.4.230.0110.04012.39
5.4.220.0090.03912.39
5.4.210.0090.04412.39
5.4.200.0220.05412.39
5.4.190.0130.05512.39
5.4.180.0060.04212.38
5.4.170.0100.04312.39
5.4.160.0130.04012.39
5.4.150.0070.04112.39
5.4.140.0230.10712.07
5.4.130.0210.08812.06
5.4.120.0200.10112.01
5.4.110.0310.09012.02
5.4.100.0040.04612.02
5.4.90.0370.11112.01
5.4.80.0100.04512.01
5.4.70.0100.04712.01
5.4.60.0160.06112.00
5.4.50.0080.04812.01
5.4.40.0070.05012.00
5.4.30.0170.08112.00
5.4.20.0100.05011.99
5.4.10.0210.05811.99
5.4.00.0130.05411.48
5.3.290.0090.04012.80
5.3.280.0140.07912.71
5.3.270.0080.05912.72
5.3.260.0120.09212.72
5.3.250.0080.04512.72
5.3.240.0260.08112.72
5.3.230.0200.08412.71
5.3.220.0110.06312.68
5.3.210.0110.05212.68
5.3.200.0080.05412.68
5.3.190.0210.06212.68
5.3.180.0150.05212.68
5.3.170.0100.05312.67
5.3.160.0070.04612.67
5.3.150.0160.06112.68
5.3.140.0090.03912.66
5.3.130.0090.05512.66
5.3.120.0100.05312.66
5.3.110.0080.05612.66
5.3.100.0170.06112.14
5.3.90.0130.04912.12
5.3.80.0150.03912.12
5.3.70.0100.04412.12
5.3.60.0100.03912.11
5.3.50.0090.03712.04
5.3.40.0080.03912.04
5.3.30.0080.03812.01
5.3.20.0030.04311.79
5.3.10.0080.03711.75
5.3.00.0060.05311.75
5.2.170.0080.0429.22
5.2.160.0060.0419.22
5.2.150.0040.0469.22
5.2.140.0050.0479.22
5.2.130.0110.0399.18
5.2.120.0090.0519.18
5.2.110.0160.0479.19
5.2.100.0100.0369.18
5.2.90.0050.0389.18
5.2.80.0060.0329.17
5.2.70.0180.0419.18
5.2.60.0070.0429.13
5.2.50.0070.0449.10
5.2.40.0090.0399.07
5.2.30.0060.0349.05
5.2.20.0080.0309.04
5.2.10.0080.0288.95
5.2.00.0070.0338.81
5.1.60.0050.0278.09
5.1.50.0020.0288.09
5.1.40.0060.0328.07
5.1.30.0070.0298.42
5.1.20.0060.0308.45
5.1.10.0110.0428.16
5.1.00.0220.1008.17
5.0.50.0140.0726.65
5.0.40.0120.0296.51
5.0.30.0040.0536.32
5.0.20.0090.0266.28
5.0.10.0060.0336.27
5.0.00.0060.0486.25
4.4.90.0050.0244.78
4.4.80.0060.0364.76
4.4.70.0040.0234.76
4.4.60.0010.0244.75
4.4.50.0020.0244.77
4.4.40.0060.0294.71
4.4.30.0060.0214.76
4.4.20.0080.0194.84
4.4.10.0060.0214.85
4.4.00.0080.0354.76
4.3.110.0060.0224.67
4.3.100.0090.0294.66
4.3.90.0060.0254.63
4.3.80.0090.0344.58
4.3.70.0050.0284.63
4.3.60.0060.0204.63
4.3.50.0030.0234.63
4.3.40.0030.0294.54
4.3.30.0020.0253.30
4.3.20.0080.0263.28
4.3.10.0050.0163.23
4.3.00.0170.0177.16

preferences:
52.93 ms | 401 KiB | 5 Q