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); if ($F instanceof Foo){ $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)
8.3.40.0140.00419.05
8.3.30.0120.00319.22
8.3.20.0040.00420.34
8.3.10.0080.00023.68
8.3.00.0050.00319.38
8.2.170.0110.00422.96
8.2.160.0070.01020.60
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0040.01126.16
8.2.120.0080.00022.28
8.2.110.0060.00322.33
8.2.100.0070.00718.03
8.2.90.0000.00819.33
8.2.80.0060.00318.05
8.2.70.0080.00817.61
8.2.60.0080.00018.05
8.2.50.0040.00418.07
8.2.40.0030.00518.05
8.2.30.0000.00718.25
8.2.20.0080.00018.00
8.2.10.0050.00319.86
8.2.00.0030.00617.85
8.1.270.0080.00023.91
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0090.00018.97
8.1.230.0070.00419.20
8.1.220.0050.00317.77
8.1.210.0090.00018.77
8.1.200.0030.00617.60
8.1.190.0040.00417.53
8.1.180.0040.00418.10
8.1.170.0000.00818.74
8.1.160.0040.00422.02
8.1.150.0050.00218.71
8.1.140.0000.00717.64
8.1.130.0070.00018.01
8.1.120.0000.00717.71
8.1.110.0000.00817.61
8.1.100.0040.00417.52
8.1.90.0030.00517.63
8.1.80.0040.00417.66
8.1.70.0000.00817.55
8.1.60.0040.00417.67
8.1.50.0030.00617.71
8.1.40.0050.00317.71
8.1.30.0000.00817.71
8.1.20.0000.00817.68
8.1.10.0030.00517.75
8.1.00.0030.00617.73
8.0.300.0000.00718.77
8.0.290.0070.00017.18
8.0.280.0000.00818.41
8.0.270.0000.00717.30
8.0.260.0030.00317.17
8.0.250.0000.00717.09
8.0.240.0000.00717.06
8.0.230.0070.00017.11
8.0.220.0040.00417.02
8.0.210.0020.00517.10
8.0.200.0040.00417.19
8.0.190.0040.00417.13
8.0.180.0000.00717.17
8.0.170.0040.00417.11
8.0.160.0000.00717.19
8.0.150.0050.00317.07
8.0.140.0040.00417.08
8.0.130.0050.00013.54
8.0.120.0080.00017.12
8.0.110.0040.00417.16
8.0.100.0070.00016.99
8.0.90.0040.00417.01
8.0.80.0080.00717.08
8.0.70.0070.00016.91
8.0.60.0030.00617.10
8.0.50.0040.00417.00
8.0.30.0110.00917.28
8.0.20.0060.01417.55
8.0.10.0040.00417.11
8.0.00.0090.00917.15
7.4.330.0020.00215.17
7.4.320.0070.00016.63
7.4.300.0070.00016.72
7.4.290.0000.00716.88
7.4.280.0070.00016.78
7.4.270.0070.00016.88
7.4.260.0000.00716.71
7.4.250.0030.00616.75
7.4.240.0040.00316.78
7.4.230.0000.00816.88
7.4.220.0100.00716.76
7.4.210.0080.00616.81
7.4.200.0070.00016.90
7.4.190.0070.00016.88
7.4.160.0120.00616.66
7.4.150.0110.00717.40
7.4.140.0080.01317.86
7.4.130.0060.01116.79
7.4.120.0100.01016.72
7.4.110.0060.01216.54
7.4.100.0060.01216.86
7.4.90.0120.01216.68
7.4.80.0040.01319.39
7.4.70.0000.01616.75
7.4.60.0130.01016.80
7.4.50.0050.00016.56
7.4.40.0040.00822.77
7.4.30.0090.00916.78
7.4.00.0060.01215.09
7.3.330.0000.00513.41
7.3.320.0000.00613.53
7.3.310.0000.00716.41
7.3.300.0030.00316.53
7.3.290.0060.01116.63
7.3.280.0120.00616.55
7.3.270.0120.00617.40
7.3.260.0150.00316.98
7.3.250.0080.01316.82
7.3.240.0040.01416.66
7.3.230.0120.01216.65
7.3.210.0070.01016.88
7.3.200.0110.00419.39
7.3.190.0090.01416.73
7.3.180.0130.00316.80
7.3.170.0120.00416.86
7.3.160.0090.01516.74
7.3.120.0080.00815.14
7.2.330.0120.00616.93
7.2.320.0100.01516.80
7.2.310.0130.00416.93
7.2.300.0120.00917.02
7.2.290.0100.00616.85
7.2.60.0120.00316.97
7.1.200.0040.00815.75
7.1.100.0030.00918.48
7.1.70.0000.01017.34
7.1.60.0130.01319.46
7.1.50.0060.00616.91
7.1.00.0070.07322.50
7.0.200.0170.00715.01
7.0.140.0030.07322.07
7.0.60.0070.08019.88
7.0.50.0070.07317.93
7.0.40.0070.04320.17
7.0.30.0270.07020.25
7.0.20.0130.05020.25
7.0.10.0130.08320.21
7.0.00.0000.08720.16
5.6.280.0070.07320.90
5.6.210.0170.05720.49
5.6.200.0070.08718.16
5.6.190.0130.06720.61
5.6.180.0630.05720.34
5.6.170.0300.04020.47
5.6.160.0070.04720.55
5.6.150.0200.07018.23
5.6.140.0100.05318.27
5.6.130.0000.05018.23
5.6.120.0070.09021.00
5.6.110.0170.06021.09
5.6.100.0070.05720.98
5.6.90.0230.07020.98
5.6.80.0000.08020.43
5.5.350.0300.08320.34
5.5.340.0100.03717.94
5.5.330.0070.05320.21
5.5.320.0170.04320.27
5.5.310.0200.04020.36
5.5.300.0070.04317.98
5.5.290.0000.08718.08
5.5.280.0130.07320.91
5.5.270.0070.06020.80
5.5.260.0130.03320.88
5.5.250.0070.04020.67
5.5.240.0030.07720.17
5.4.450.0630.06019.54
5.4.440.0930.04719.56
5.4.430.0770.05319.46
5.4.420.0070.06019.38
5.4.410.0100.05319.44
5.4.400.0200.04719.02
5.4.390.0200.04318.99
5.4.380.0230.06318.48
5.4.370.0330.05318.80
5.4.360.0200.05318.51
5.4.350.0370.05318.63
5.4.340.0230.05318.73
5.4.320.0060.03612.51
5.4.310.0080.03812.50
5.4.300.0070.03412.50
5.4.290.0100.04312.50
5.4.280.0120.03712.39
5.4.270.0090.06012.39
5.4.260.0110.05312.39
5.4.250.0080.05412.39
5.4.240.0170.05412.39
5.4.230.0120.06312.38
5.4.220.0080.05212.38
5.4.210.0070.05812.39
5.4.200.0120.04812.39
5.4.190.0090.04312.38
5.4.180.0170.03812.38
5.4.170.0070.03812.39
5.4.160.0090.03712.39
5.4.150.0070.03812.39
5.4.140.0080.03612.07
5.4.130.0040.04112.06
5.4.120.0080.03812.01
5.4.110.0090.03412.01
5.4.100.0110.04412.01
5.4.90.0080.05812.01
5.4.80.0100.05312.02
5.4.70.0110.05012.01
5.4.60.0060.05512.01
5.4.50.0100.04812.00
5.4.40.0120.04612.00
5.4.30.0080.05611.99
5.4.20.0130.03811.99
5.4.10.0080.04211.99
5.4.00.0070.04711.48
5.3.290.0060.04412.80
5.3.280.0140.04012.70
5.3.270.0120.05812.72
5.3.260.0090.03912.72
5.3.250.0110.03412.72
5.3.240.0070.05312.72
5.3.230.0200.06212.71
5.3.220.0140.04712.68
5.3.210.0130.05812.68
5.3.200.0170.04212.68
5.3.190.0140.05012.68
5.3.180.0120.04012.67
5.3.170.0060.03912.67
5.3.160.0100.03512.67
5.3.150.0090.03612.68
5.3.140.0090.04012.66
5.3.130.0100.04812.66
5.3.120.0100.03712.66
5.3.110.0060.04212.66
5.3.100.0060.04212.14
5.3.90.0110.03512.12
5.3.80.0060.04612.12
5.3.70.0050.04012.12
5.3.60.0070.03712.11
5.3.50.0060.03812.04
5.3.40.0060.04012.04
5.3.30.0060.04112.01
5.3.20.0120.04911.79
5.3.10.0110.05611.75
5.3.00.0090.06311.74
5.2.170.0060.0359.22
5.2.160.0050.0319.22
5.2.150.0060.0319.22
5.2.140.0060.0349.22
5.2.130.0090.0459.18
5.2.120.0040.0519.18
5.2.110.0050.0429.19
5.2.100.0090.0479.19
5.2.90.0070.0429.18
5.2.80.0100.0509.18
5.2.70.0050.0359.18
5.2.60.0060.0329.13
5.2.50.0110.0339.10
5.2.40.0090.0309.07
5.2.30.0110.0439.05
5.2.20.0140.0569.04
5.2.10.0170.0728.95
5.2.00.0140.0578.81
5.1.60.0140.0528.09
5.1.50.0110.0508.09
5.1.40.0060.0428.07
5.1.30.0250.0548.42
5.1.20.0060.0408.45
5.1.10.0070.0358.16
5.1.00.0040.0308.17
5.0.50.0070.0206.65
5.0.40.0050.0216.51
5.0.30.0060.0326.32
5.0.20.0020.0246.28
5.0.10.0060.0286.27
5.0.00.0100.0556.26
4.4.90.0060.0204.78
4.4.80.0060.0174.75
4.4.70.0030.0214.76
4.4.60.0050.0194.76
4.4.50.0080.0224.77
4.4.40.0020.0264.71
4.4.30.0040.0164.75
4.4.20.0040.0164.84
4.4.10.0040.0154.85
4.4.00.0030.0254.76
4.3.110.0020.0184.66
4.3.100.0040.0154.67
4.3.90.0070.0124.64
4.3.80.0040.0264.58
4.3.70.0040.0134.63
4.3.60.0020.0204.63
4.3.50.0040.0164.63
4.3.40.0020.0254.54
4.3.30.0030.0213.30
4.3.20.0030.0153.28
4.3.10.0020.0163.24
4.3.00.0170.0207.16

preferences:
36.9 ms | 400 KiB | 5 Q