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); $F = str_replace('protected_prop','new_protected_prop',$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)
8.3.60.0120.00316.63
8.3.50.0050.00922.07
8.3.40.0040.01418.95
8.3.30.0110.00419.21
8.3.20.0000.00720.52
8.3.10.0040.00423.59
8.3.00.0080.00019.38
8.2.180.0120.00316.75
8.2.170.0110.01122.96
8.2.160.0070.01320.47
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0110.00726.16
8.2.120.0040.00422.21
8.2.110.0090.00020.38
8.2.100.0070.00718.00
8.2.90.0060.00318.28
8.2.80.0050.00318.05
8.2.70.0150.00217.48
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0050.00318.34
8.2.30.0050.00218.25
8.2.20.0070.00018.04
8.2.10.0080.00018.31
8.2.00.0030.00617.94
8.1.280.0090.00925.92
8.1.270.0000.00823.88
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00622.18
8.1.230.0080.00420.84
8.1.220.0060.00317.89
8.1.210.0050.00318.98
8.1.200.0030.00617.38
8.1.190.0040.00417.65
8.1.180.0000.00818.10
8.1.170.0000.00818.93
8.1.160.0050.00222.12
8.1.150.0040.00418.79
8.1.140.0020.00517.57
8.1.130.0030.00317.90
8.1.120.0030.00317.69
8.1.110.0080.00317.70
8.1.100.0000.00817.54
8.1.90.0040.00417.53
8.1.80.0040.00417.66
8.1.70.0030.00317.64
8.1.60.0040.00417.75
8.1.50.0050.00317.71
8.1.40.0000.00817.77
8.1.30.0060.00317.78
8.1.20.0080.00017.86
8.1.10.0040.00417.64
8.1.00.0060.00317.75
8.0.300.0000.00719.94
8.0.290.0040.00417.30
8.0.280.0000.00718.52
8.0.270.0070.00017.38
8.0.260.0030.00317.25
8.0.250.0030.00317.12
8.0.240.0030.00317.26
8.0.230.0070.00017.11
8.0.220.0000.00817.07
8.0.210.0030.00317.18
8.0.200.0000.00717.22
8.0.190.0060.00317.20
8.0.180.0050.00217.06
8.0.170.0080.00017.16
8.0.160.0040.00417.02
8.0.150.0000.00716.98
8.0.140.0000.00717.08
8.0.130.0030.00313.59
8.0.120.0000.00817.10
8.0.110.0040.00417.11
8.0.100.0050.00317.21
8.0.90.0000.00717.18
8.0.80.0000.01517.11
8.0.70.0040.00417.18
8.0.60.0040.00416.97
8.0.50.0040.00417.16
8.0.30.0130.00717.27
8.0.20.0120.00517.42
8.0.10.0000.00717.22
8.0.00.0130.00517.14
7.4.330.0050.00015.10
7.4.320.0070.00016.92
7.4.300.0080.00016.88
7.4.290.0030.00316.74
7.4.280.0030.00316.90
7.4.270.0040.00416.88
7.4.260.0030.00316.88
7.4.250.0040.00416.74
7.4.240.0040.00416.83
7.4.230.0000.00716.86
7.4.220.0090.00916.82
7.4.210.0060.01116.84
7.4.200.0000.00716.85
7.4.190.0050.00316.90
7.4.160.0100.00716.75
7.4.150.0150.00317.40
7.4.140.0090.01317.86
7.4.130.0070.01416.78
7.4.120.0070.01116.91
7.4.110.0130.01016.80
7.4.100.0120.01216.74
7.4.90.0070.01116.80
7.4.80.0030.01619.39
7.4.70.0060.01816.78
7.4.60.0060.01016.63
7.4.50.0060.00316.75
7.4.40.0030.00922.77
7.4.30.0070.01016.63
7.4.00.0060.01015.33
7.3.330.0030.00313.44
7.3.320.0000.00613.53
7.3.310.0000.00716.43
7.3.300.0000.00816.52
7.3.290.0090.00616.48
7.3.280.0110.00716.46
7.3.270.0180.00017.40
7.3.260.0070.01016.75
7.3.250.0120.00816.55
7.3.240.0060.01216.72
7.3.230.0150.00316.79
7.3.210.0000.01716.77
7.3.200.0070.01319.39
7.3.190.0040.01516.52
7.3.180.0130.00316.62
7.3.170.0160.00016.83
7.3.160.0120.00616.64
7.3.120.0080.00815.06
7.3.110.0040.00815.18
7.3.100.0040.01115.03
7.3.90.0100.00715.03
7.3.80.0120.00615.13
7.3.70.0030.01014.88
7.3.60.0130.00015.11
7.3.50.0060.00614.98
7.3.40.0000.01115.17
7.3.30.0000.01214.95
7.3.20.0120.00316.96
7.3.10.0030.01016.64
7.3.00.0040.01116.63
7.2.330.0030.01516.88
7.2.320.0120.00716.96
7.2.310.0100.00716.87
7.2.300.0130.00416.89
7.2.290.0100.00716.97
7.2.250.0100.01015.49
7.2.240.0070.01015.34
7.2.230.0150.00415.49
7.2.220.0060.00615.11
7.2.210.0050.00415.29
7.2.200.0070.00315.18
7.2.190.0080.00315.29
7.2.180.0060.00915.31
7.2.170.0030.00715.39
7.2.00.0030.01019.80
7.1.330.0060.00916.16
7.1.320.0040.01116.16
7.1.310.0030.01016.13
7.1.300.0040.01115.72
7.1.290.0000.01815.75
7.1.280.0070.00315.96
7.1.270.0070.00716.11
7.1.260.0000.01415.86
7.1.100.0090.00318.33
7.1.70.0030.00517.23
7.1.60.0090.01619.46
7.1.50.0180.01534.99
7.1.00.0000.08022.47
7.0.200.0240.00715.07
7.0.140.0000.07722.08
7.0.100.0000.04019.95
7.0.90.0130.04019.90
7.0.80.0100.03319.90
7.0.70.0070.03019.99
7.0.60.0100.03719.93
7.0.50.0130.04020.41
7.0.40.0070.03320.07
7.0.30.0100.03320.10
7.0.20.0100.03020.17
7.0.10.0030.03320.08
7.0.00.0070.03719.99
5.6.280.0100.06721.10
5.6.250.0000.03720.61
5.6.240.0000.04020.55
5.6.230.0000.03720.50
5.6.220.0030.03320.68
5.6.210.0030.03320.44
5.6.200.0000.04021.04
5.6.190.0030.03721.01
5.6.180.0070.03021.01
5.6.170.0030.04021.14
5.6.160.0130.04021.12
5.6.150.0030.04320.96
5.6.140.0130.04320.96
5.6.130.0070.05021.08
5.6.120.0030.04321.04
5.6.110.0030.05321.04
5.6.100.0100.04720.96
5.6.90.0100.03721.13
5.6.80.0070.05320.56
5.6.70.0130.05720.55
5.6.60.0070.04320.48
5.6.50.0000.06720.38
5.6.40.0100.06320.43
5.6.30.0130.04720.37
5.6.20.0030.05020.39
5.6.10.0030.04320.44
5.6.00.0030.04720.46
5.5.380.0070.04020.36
5.5.370.0100.03320.38
5.5.360.0030.03320.36
5.5.350.0000.03720.46
5.5.340.0100.03020.93
5.5.330.0100.02720.90
5.5.320.0000.03720.92
5.5.310.0070.03320.80
5.5.300.0070.03320.84
5.5.290.0070.04320.74
5.5.280.0030.06320.65
5.5.270.0000.04720.86
5.5.260.0000.05320.87
5.5.250.0070.05320.55
5.5.240.0100.05720.27
5.5.230.0130.04320.14
5.5.220.0070.03720.25
5.5.210.0100.05020.21
5.5.200.0030.05720.17
5.5.190.0030.08320.23
5.5.180.0100.05320.18
5.5.160.0100.06320.24
5.5.150.0100.03720.00
5.5.140.0100.03320.18
5.5.130.0000.09020.09
5.5.120.0000.08020.19
5.5.110.0100.04320.19
5.5.100.0070.04320.06
5.5.90.0070.08020.12
5.5.80.0030.05020.12
5.5.70.0100.06720.16
5.5.60.0100.05720.09
5.5.50.0000.04320.07
5.5.40.0030.04020.01
5.5.30.0100.04020.06
5.5.20.0100.07320.06
5.5.10.0030.06719.98
5.5.00.0070.04020.12
5.4.450.0030.06019.18
5.4.440.0070.04719.23
5.4.430.0070.04319.36
5.4.420.0100.05719.50
5.4.410.0030.04019.34
5.4.400.0030.04019.16
5.4.390.0030.04019.25
5.4.380.0030.04319.14
5.4.370.0130.06319.05
5.4.360.0030.07019.21
5.4.350.0100.03318.85
5.4.340.0100.03319.21
5.4.320.0070.07018.85
5.4.310.0100.05719.18
5.4.300.0070.07319.12
5.4.290.0030.06719.03
5.4.280.0070.05719.12
5.4.270.0130.04719.18
5.4.260.0030.04718.87
5.4.250.0100.07319.11
5.4.240.0070.04018.87
5.4.230.0070.07319.17
5.4.220.0030.04718.88
5.4.210.0100.03319.04
5.4.200.0170.04019.23
5.4.190.0070.04719.11
5.4.180.0130.03719.13
5.4.170.0100.04319.07
5.4.160.0100.03718.88
5.4.150.0070.03718.93
5.4.140.0070.03716.42
5.4.130.0070.03316.48
5.4.120.0030.05716.35
5.4.110.0000.07316.47
5.4.100.0070.04716.45
5.4.90.0030.06316.38
5.4.80.0070.05016.46
5.4.70.0070.03316.51
5.4.60.0030.03716.42
5.4.50.0030.04716.33
5.4.40.0030.04316.48
5.4.30.0030.05316.29
5.4.20.0070.03716.39
5.4.10.0030.04716.44
5.4.00.0000.05015.91
5.3.290.0030.06714.66
5.3.280.0030.04014.73
5.3.270.0070.05014.73
5.3.260.0130.03714.70
5.3.250.0100.04714.59
5.3.240.0130.03714.60
5.3.230.0030.04014.64
5.3.220.0030.05014.64
5.3.210.0100.05314.64
5.3.200.0070.05714.67
5.3.190.0030.04314.51
5.3.180.0070.04014.72
5.3.170.0070.04014.50
5.3.160.0100.04714.64
5.3.150.0170.03714.54
5.3.140.0130.04014.49
5.3.130.0100.04014.60
5.3.120.0070.04714.55
5.3.110.0100.04714.50
5.3.100.0000.04314.07
5.3.90.0030.05014.15
5.3.80.0000.05713.93
5.3.70.0100.03314.14
5.3.60.0000.04314.13
5.3.50.0030.04713.94
5.3.40.0100.03713.85
5.3.30.0100.05014.04
5.3.20.0030.04713.77
5.3.10.0000.05013.73
5.3.00.0000.05313.71
5.2.170.0030.04011.06
5.2.160.0000.03311.14
5.2.150.0070.05311.04
5.2.140.0030.05711.25
5.2.130.0170.04711.02
5.2.120.0130.03011.15
5.2.110.0030.03711.20
5.2.100.0030.03711.03
5.2.90.0030.03011.21
5.2.80.0030.03710.96
5.2.70.0070.03311.08
5.2.60.0100.03311.16
5.2.50.0070.02710.94
5.2.40.0000.03311.07
5.2.30.0000.03310.99
5.2.20.0030.04710.96
5.2.10.0070.05310.97
5.2.00.0000.03710.63
5.1.60.0030.04710.04
5.1.50.0000.03310.06
5.1.40.0130.0179.86
5.1.30.0070.03010.27
5.1.20.0000.03310.43
5.1.10.0000.02710.18
5.1.00.0070.0209.91
5.0.50.0000.0409.59
5.0.40.0030.0239.59
5.0.30.0070.0439.59
5.0.20.0000.0279.59
5.0.10.0030.0209.59
5.0.00.0070.0279.59
4.4.90.0000.0179.59
4.4.80.0070.0139.59
4.4.70.0030.0239.59
4.4.60.0070.0309.59
4.4.50.0000.0309.59
4.4.40.0000.0409.59
4.4.30.0030.0209.59
4.4.20.0000.0179.59
4.4.10.0030.0179.59
4.4.00.0030.0279.59
4.3.110.0000.0239.59
4.3.100.0030.0209.59
4.3.90.0030.0209.59
4.3.80.0000.0279.59
4.3.70.0000.0179.59
4.3.60.0070.0109.59
4.3.50.0030.0179.59
4.3.40.0030.0409.59
4.3.30.0000.0309.59
4.3.20.0000.0179.59
4.3.10.0000.0179.59
4.3.00.0000.0209.59

preferences:
60.11 ms | 400 KiB | 5 Q