3v4l.org

run code in 300+ PHP versions simultaneously
<?php function autoload($classname) { echo $classname, "\n"; } spl_autoload_register('autoload'); class Monko { private $dizz = 1; } $obj = new Monko(); $ser = serialize($obj); $class = 'Librarize\\..\\/\\PSR-0\\RoACKs'; $buffer = sprintf('O:%d:"%s"', strlen($class), $class) . substr($ser, 11); unserialize($buffer);

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)
8.3.60.0070.00716.61
8.3.50.0130.00521.92
8.3.40.0090.00918.56
8.3.30.0070.00718.96
8.3.20.0000.00820.34
8.3.10.0040.00423.66
8.3.00.0060.00617.38
8.2.180.0030.01318.54
8.2.170.0040.01122.96
8.2.160.0070.01020.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0120.00626.16
8.2.120.0070.00022.09
8.2.110.0080.00320.35
8.2.100.0060.00617.84
8.2.90.0030.00519.05
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0060.00317.91
8.2.50.0000.00818.07
8.2.40.0050.00318.05
8.2.30.0040.00418.01
8.2.20.0040.00417.62
8.2.10.0040.00418.11
8.2.00.0080.00017.63
8.1.280.0130.00625.92
8.1.270.0030.00623.88
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0070.00419.04
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0030.00517.53
8.1.180.0050.00318.10
8.1.170.0030.00718.40
8.1.160.0070.00022.12
8.1.150.0020.00518.58
8.1.140.0040.00417.46
8.1.130.0070.00017.82
8.1.120.0050.00217.56
8.1.110.0000.00717.38
8.1.100.0070.00017.48
8.1.90.0040.00417.50
8.1.80.0000.00717.45
8.1.70.0030.00317.37
8.1.60.0080.00017.59
8.1.50.0000.00917.58
8.1.40.0000.00717.56
8.1.30.0080.00017.65
8.1.20.0050.00317.57
8.1.10.0040.00417.46
8.1.00.0050.00317.44
8.0.300.0040.00418.77
8.0.290.0050.00217.12
8.0.280.0030.00318.49
8.0.270.0000.00717.27
8.0.260.0070.00017.22
8.0.250.0030.00316.99
8.0.240.0030.00517.11
8.0.230.0060.00316.95
8.0.220.0030.00416.88
8.0.210.0030.00317.01
8.0.200.0070.00016.98
8.0.190.0040.00417.07
8.0.180.0000.00716.88
8.0.170.0030.00516.88
8.0.160.0070.00016.88
8.0.150.0050.00316.81
8.0.140.0070.00017.00
8.0.130.0000.00613.46
8.0.120.0000.00816.92
8.0.110.0080.00016.89
8.0.100.0040.00416.90
8.0.90.0050.00217.03
8.0.80.0090.00616.91
8.0.70.0080.00016.92
8.0.60.0050.00216.79
8.0.50.0050.00216.81
8.0.30.0060.01316.95
8.0.20.0060.01217.40
8.0.10.0000.00816.96
8.0.00.0090.01416.61
7.4.330.0000.00615.00
7.4.320.0030.00316.41
7.4.300.0000.00716.50
7.4.290.0100.00016.52
7.4.280.0030.00316.58
7.4.270.0040.00416.38
7.4.260.0030.00316.48
7.4.250.0020.00516.65
7.4.240.0030.00316.58
7.4.230.0030.00316.35
7.4.220.0050.01316.52
7.4.210.0100.00816.52
7.4.200.0000.00716.56
7.4.190.0000.00716.50
7.4.160.0140.01016.25
7.4.150.0210.00317.40
7.4.140.0150.00217.86
7.4.130.0260.01816.55
7.4.120.0110.00616.50
7.4.110.0120.00616.57
7.4.100.0110.00716.54
7.4.90.0070.01016.39
7.4.80.0180.01819.39
7.4.70.0150.00816.52
7.4.60.0070.00716.57
7.4.50.0000.00816.62
7.4.40.0090.00622.77
7.4.30.0030.01316.45
7.4.00.0030.01414.53
7.3.330.0030.00313.22
7.3.320.0030.00313.39
7.3.310.0040.00416.24
7.3.300.0050.00316.37
7.3.290.0080.01316.34
7.3.280.0090.00916.38
7.3.270.0070.01117.40
7.3.260.0070.01016.39
7.3.250.0110.00616.41
7.3.240.0090.00916.55
7.3.230.0150.00516.52
7.3.210.0060.01016.39
7.3.200.0090.00919.39
7.3.190.0100.01316.42
7.3.180.0070.01016.57
7.3.170.0030.01416.57
7.3.160.0090.00616.45
7.3.120.0100.00014.84
7.2.330.0120.00616.62
7.2.320.0090.00916.34
7.2.310.0100.00716.21
7.2.300.0070.01516.29
7.2.290.0140.00416.62
7.2.00.0230.00319.03
7.1.200.0000.01015.80
7.1.100.0040.00818.19
7.1.70.0000.00717.28
7.1.60.0070.01719.33
7.1.50.0190.01634.86
7.1.00.0070.07322.44
7.0.200.0200.00314.96
7.0.140.0030.07321.90
7.0.110.0300.07019.94
7.0.100.0170.07719.97
7.0.90.0200.04719.97
7.0.80.0070.05719.84
7.0.70.0200.09019.93
7.0.60.0130.04719.93
7.0.50.0030.07719.93
7.0.40.0070.05319.71
7.0.30.0070.03719.66
7.0.20.0130.03719.86
7.0.10.0070.05019.88
7.0.00.0070.03719.78
5.6.280.0000.07721.04
5.6.260.0100.05720.66
5.6.250.0100.05720.75
5.6.240.0070.05320.68
5.6.230.0130.06020.58
5.6.220.0070.03720.55
5.6.210.0100.05720.63
5.6.200.0070.04720.81
5.6.190.0130.07020.61
5.6.180.0130.04720.63
5.6.170.0100.07020.65
5.6.160.0100.07320.63
5.6.150.0070.08020.57
5.6.140.0070.06720.68
5.6.130.0070.08320.61
5.6.120.0030.08320.55
5.6.110.0030.06320.64
5.6.100.0170.07720.60
5.6.90.0100.07320.56
5.6.80.0100.07020.04
5.6.70.0070.08319.93
5.6.60.0130.07320.06
5.6.50.0030.07320.03
5.6.40.0130.04319.98
5.6.30.0000.05019.94
5.6.20.0000.08720.04
5.6.10.0100.07019.91
5.6.00.0100.06020.01
5.5.380.0100.07717.54
5.5.370.0070.08317.69
5.5.360.0070.03317.68
5.5.350.0100.03317.68
5.5.340.0100.08017.83
5.5.330.0070.04718.25
5.5.320.0030.08318.22
5.5.310.0030.08718.07
5.5.300.0070.08018.25
5.5.290.0070.03718.07
5.5.280.0030.06317.95
5.5.270.0130.07718.25
5.5.260.0130.03718.23
5.5.250.0070.07317.77
5.5.240.0030.04317.44
5.5.230.0070.04717.30
5.5.220.0070.08717.60
5.5.210.0030.07017.63
5.5.200.0170.07017.28
5.5.190.0070.04717.60
5.5.180.0100.08017.42
5.5.160.0030.04717.58
5.5.150.0070.06717.26
5.5.140.0070.07717.45
5.5.130.0030.03717.26
5.5.120.0000.04317.63
5.5.110.0030.06317.26
5.5.100.0130.06717.39
5.5.90.0070.08017.30
5.5.80.0000.06017.35
5.5.70.0030.07317.15
5.5.60.0070.07717.33
5.5.50.0070.06717.46
5.5.40.0030.03717.07
5.5.30.0070.08017.46
5.5.20.0000.04017.07
5.5.10.0030.03717.37
5.5.00.0170.07017.36
5.4.450.0070.05319.52
5.4.440.0100.05719.46
5.4.430.0100.07019.51
5.4.420.0070.03319.32
5.4.410.0030.08019.18
5.4.400.0000.08319.00
5.4.390.0030.07319.16
5.4.380.0100.04019.15
5.4.370.0100.07319.08
5.4.360.0100.07319.23
5.4.350.0070.03719.29
5.4.340.0070.08019.15
5.4.320.0200.06019.14
5.4.310.0130.06719.02
5.4.300.0100.07318.93
5.4.290.0070.04019.16
5.4.280.0100.07319.29
5.4.270.0000.04018.98
5.4.260.0130.06318.97
5.4.250.0030.05719.18
5.4.240.0230.05718.99
5.4.230.0030.07718.95
5.4.220.0070.06718.97
5.4.210.0030.03719.23
5.4.200.0070.06719.00
5.4.190.0070.04019.26
5.4.180.0130.06319.26
5.4.170.0000.07318.93
5.4.160.0100.07718.95
5.4.150.0030.03719.28
5.4.140.0030.03316.32
5.4.130.0100.04316.38
5.4.120.0030.06716.46
5.4.110.0070.07716.52
5.4.100.0030.03716.46
5.4.90.0070.06716.64
5.4.80.0070.06016.61
5.4.70.0030.09316.36
5.4.60.0100.06716.55
5.4.50.0000.03716.37
5.4.40.0030.05316.67
5.4.30.0000.04016.46
5.4.20.0030.03716.37
5.4.10.0030.03716.57
5.4.00.0100.03315.73
5.3.290.0030.07014.67
5.3.280.0100.06714.62
5.3.270.0070.07714.64
5.3.260.0030.05014.63
5.3.250.0130.06314.70
5.3.240.0030.07714.47
5.3.230.0130.05714.58
5.3.220.0070.03014.71
5.3.210.0000.08014.62
5.3.200.0100.07314.55
5.3.190.0100.07314.80
5.3.180.0070.06714.70
5.3.170.0030.07314.53
5.3.160.0000.04014.57
5.3.150.0030.03714.57
5.3.140.0000.06314.52
5.3.130.0000.04014.57
5.3.120.0030.04014.41
5.3.110.0100.06314.57
5.3.100.0030.03714.08
5.3.90.0000.04014.17
5.3.80.0030.03314.16
5.3.70.0000.03314.03
5.3.60.0100.02713.98
5.3.50.0000.04013.98
5.3.40.0030.03014.05
5.3.30.0000.03314.13
5.3.20.0000.03013.69
5.3.10.0030.02713.68
5.3.00.0030.03013.64
5.2.170.0030.02311.91
5.2.160.0070.02011.91
5.2.150.0100.02011.91
5.2.140.0030.02711.91
5.2.130.0000.02711.91
5.2.120.0000.02711.91
5.2.110.0100.02311.91
5.2.100.0030.02711.91
5.2.90.0000.02311.91
5.2.80.0000.03011.91
5.2.70.0070.02011.91
5.2.60.0030.02311.91
5.2.50.0100.01711.91
5.2.40.0000.02711.91
5.2.30.0000.02711.91
5.2.20.0030.02711.91
5.2.10.0000.02311.91
5.2.00.0000.03711.91
5.1.60.0000.02011.91
5.1.50.0070.02011.91
5.1.40.0030.02311.91
5.1.30.0030.02011.91
5.1.20.0000.02311.91
5.1.10.0030.02011.91
5.1.00.0030.02011.91
5.0.50.0000.01711.91
5.0.40.0070.01311.91
5.0.30.0000.02711.91
5.0.20.0030.01311.91
5.0.10.0030.01711.91
5.0.00.0030.02711.91
4.4.90.0000.01311.91
4.4.80.0000.01311.91
4.4.70.0000.01311.91
4.4.60.0030.01011.91
4.4.50.0000.01311.91
4.4.40.0000.02311.91
4.4.30.0000.01311.91
4.4.20.0070.01011.91
4.4.10.0070.00711.91
4.4.00.0030.02311.91
4.3.110.0000.01311.91
4.3.100.0030.01011.91
4.3.90.0000.01311.91
4.3.80.0000.02011.91
4.3.70.0000.01311.91
4.3.60.0000.01311.91
4.3.50.0000.01311.91
4.3.40.0030.01711.91
4.3.30.0000.01311.91
4.3.20.0000.01311.91
4.3.10.0000.01311.91
4.3.00.0000.01311.91

preferences:
41.87 ms | 400 KiB | 5 Q