3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str = 'O:8:"DateTime":3:{s:4:"date";s:4:"ryat";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}'; var_dump(unserialize($str));
based on oIA3j

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).
Note: hhvm uses a JIT which only kicks in after a few runs. Since we run scripts only once, hhvm always runs slower.

VersionSystem time (s)User time (s)Memory (MiB)
7.3.0rc40.0380.01498.97
7.3.0rc30.0250.00616.48
7.3.0beta10.0030.00312.57
7.3.0alpha10.0060.00312.82
7.2.80.0000.01416.50
7.2.60.0070.00716.84
7.2.00.0030.01019.38
7.1.200.0140.01115.57
7.1.70.0030.00617.09
7.1.60.0080.00317.14
7.1.50.0060.01517.02
7.1.00.0000.08022.57
7.0.200.0000.01716.72
7.0.140.0030.07022.21
7.0.60.0130.07319.85
7.0.50.0100.07717.89
7.0.40.0070.05320.04
7.0.30.0500.06720.17
7.0.20.0130.04720.12
7.0.10.0030.09020.16
7.0.00.0000.09320.25
5.6.280.0030.07321.07
5.6.210.0130.07020.52
5.6.200.0070.04018.19
5.6.190.0030.04720.37
5.6.180.0400.06720.64
5.6.170.0430.06020.55
5.6.160.0000.04320.72
5.6.150.0030.04018.21
5.6.140.0000.05718.21
5.6.130.0070.08018.11
5.6.120.0130.07020.89
5.6.110.0030.07020.97
5.6.100.0100.08021.00
5.6.90.0130.04320.98
5.6.80.0100.04320.37
5.6.70.4500.04320.47
5.5.350.0130.08020.36
5.5.340.0100.07717.96
5.5.330.0100.05020.19
5.5.320.0200.05320.21
5.5.310.0270.03320.33
5.5.300.0100.05317.97
5.5.290.0070.04717.91
5.5.280.0100.03320.64
5.5.270.0070.04320.63
5.5.260.0000.09320.86
5.5.250.0200.06720.68
5.5.240.0030.07320.14
5.4.450.0370.06319.14
5.4.440.0900.06319.45
5.4.430.0900.06019.54
5.4.420.1070.08319.51
5.4.410.1030.05719.34
5.4.400.0700.06019.26
5.4.390.1130.06719.28
5.4.380.1000.05319.23
5.4.370.0100.05319.32
5.4.360.0830.05318.77
5.4.350.0800.05319.21
5.4.340.0100.03011.97
5.4.320.0060.03612.45
5.4.310.0080.03512.45
5.4.300.0070.03512.46
5.4.290.0080.03512.45
5.4.280.0050.03512.35
5.4.270.0060.03612.35
5.4.260.0050.03912.35
5.4.250.0060.04112.35
5.4.240.0070.03612.35
5.4.230.0030.04012.34
5.4.220.0040.03712.34
5.4.210.0060.03412.34
5.4.200.0060.03612.34
5.4.190.0060.03512.34
5.4.180.0070.03412.34
5.4.170.0060.03412.35
5.4.160.0090.03812.35
5.4.150.0060.03512.34
5.4.140.0080.03312.02
5.4.130.0070.03612.01
5.4.120.0070.03711.96
5.4.110.0080.03511.96
5.4.100.0050.03611.96
5.4.90.0110.04011.96
5.4.80.0080.03511.96
5.4.70.0100.03212.01
5.4.60.0060.03411.96
5.4.50.0080.03211.96
5.4.40.0070.03811.95
5.4.30.0090.03211.95
5.4.20.0040.03611.95
5.4.10.0080.03111.95
5.4.00.0070.03311.44
5.3.290.0020.04412.80
5.3.280.0050.03712.70
5.3.270.0060.03712.72
5.3.260.0080.03612.71
5.3.250.0050.03612.72
5.3.240.0060.03612.72
5.3.230.0050.03712.70
5.3.220.0070.03912.68
5.3.210.0070.04112.68
5.3.200.0050.04312.68
5.3.190.0050.03712.68
5.3.180.0060.03512.67
5.3.170.0050.03712.66
5.3.160.0040.03612.67
5.3.150.0050.03712.67
5.3.140.0030.03712.66
5.3.130.0050.04512.66
5.3.120.0050.04012.66
5.3.110.0060.03812.66
5.3.100.0060.03512.12
5.3.90.0060.04512.08
5.3.80.0090.03312.08
5.3.70.0040.03812.07
5.3.60.0070.03312.06
5.3.50.0070.03412.00
5.3.40.0040.04012.00
5.3.30.0060.03311.94
5.3.20.0080.03311.69
5.3.10.0040.03711.65
5.3.00.0050.03711.63
5.2.170.0060.0289.18
5.2.160.0060.0289.18
5.2.150.0060.0289.18
5.2.140.0060.0299.18
5.2.130.0040.0299.14
5.2.120.0040.0359.14
5.2.110.0090.0319.14
5.2.100.0050.0299.14
5.2.90.0030.0299.14
5.2.80.0020.0329.14
5.2.70.0030.0329.14
5.2.60.0040.0329.09
5.2.50.0030.0319.06
5.2.40.0020.0329.04
5.2.30.0030.0339.01
5.2.20.0030.0309.00
5.2.10.0030.0308.92
5.2.00.0050.0328.77
5.1.60.0040.0248.07
5.1.50.0060.0238.06
5.1.40.0020.0268.04
5.1.30.0030.0268.39
5.1.20.0060.0248.41
5.1.10.0050.0248.14
5.1.00.0050.0248.14
5.0.50.0040.0216.61
5.0.40.0070.0156.48
5.0.30.0040.0356.29
5.0.20.0040.0186.26
5.0.10.0030.0216.23
5.0.00.0040.0446.23
4.4.90.0020.0184.78
4.4.80.0040.0194.75
4.4.70.0040.0174.76
4.4.60.0040.0184.76
4.4.50.0040.0144.77
4.4.40.0030.0254.71
4.4.30.0060.0124.76
4.4.20.0020.0164.84
4.4.10.0030.0164.85
4.4.00.0030.0244.76
4.3.110.0060.0124.67
4.3.100.0040.0154.66
4.3.90.0070.0104.64
4.3.80.0040.0304.58
4.3.70.0020.0204.63
4.3.60.0060.0124.63
4.3.50.0020.0174.63
4.3.40.0020.0254.54
4.3.30.0030.0153.28
4.3.20.0020.0163.26
4.3.10.0030.0153.22
4.3.00.0130.0278.12