3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { protected $foo; private $bar; } $obj = unserialize('O:1:"C":2:{s:6:"\0*\0foo";i:42;s:6:"\0*\0bar";s:5:"hello";\0}'); var_dump($obj);

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)
8.3.40.0120.00618.54
8.3.30.0090.00618.93
8.3.20.0040.00420.16
8.3.10.0060.00323.61
8.3.00.0000.00819.25
8.2.170.0120.00622.96
8.2.160.0030.01020.57
8.2.150.0050.00324.18
8.2.140.0090.00024.66
8.2.130.0000.00726.16
8.2.120.0050.00322.23
8.2.110.0060.00321.00
8.2.100.0080.00317.91
8.2.90.0030.00617.91
8.2.80.0000.00818.08
8.2.70.0080.00017.50
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0090.00019.76
8.2.30.0040.00417.95
8.2.20.0020.00517.49
8.2.10.0040.00417.90
8.2.00.0000.00817.59
8.1.270.0080.00823.97
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0160.00023.80
8.1.230.0070.00420.89
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.22
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0060.00318.50
8.1.160.0040.00421.99
8.1.150.0050.00318.88
8.1.140.0000.00717.44
8.1.130.0030.00317.86
8.1.120.0070.00017.39
8.1.110.0070.00017.42
8.1.100.0040.00417.31
8.1.90.0050.00317.46
8.1.80.0000.00717.39
8.1.70.0000.00717.25
8.1.60.0060.00317.52
8.1.50.0040.00417.46
8.1.40.0000.00817.32
8.1.30.0030.00517.54
8.1.20.0040.00417.54
8.1.10.0080.00017.41
8.1.00.0040.00417.23
8.0.300.0070.00019.95
8.0.290.0040.00416.63
8.0.280.0040.00418.44
8.0.270.0040.00417.19
8.0.260.0060.00017.05
8.0.250.0000.00716.97
8.0.240.0000.00716.91
8.0.230.0030.00716.89
8.0.220.0030.00316.82
8.0.210.0020.00516.77
8.0.200.0060.00016.96
8.0.190.0040.00416.85
8.0.180.0000.00716.91
8.0.170.0000.00716.81
8.0.160.0000.00716.93
8.0.150.0000.00716.82
8.0.140.0000.00716.89
8.0.130.0000.00513.27
8.0.120.0040.00416.89
8.0.110.0000.00716.86
8.0.100.0040.00416.84
8.0.90.0040.00416.92
8.0.80.0060.01416.88
8.0.70.0040.00416.70
8.0.60.0040.00316.77
8.0.50.0000.00716.94
8.0.30.0120.01217.03
8.0.20.0090.01017.40
8.0.10.0040.00416.91
8.0.00.0100.00716.67
7.4.330.0000.00515.03
7.4.320.0060.00016.52
7.4.300.0070.00016.46
7.4.290.0030.00316.43
7.4.280.0030.00416.38
7.4.270.0040.00416.43
7.4.260.0030.00316.51
7.4.250.0000.00716.29
7.4.240.0020.00516.55
7.4.230.0030.00316.43
7.4.220.0120.00916.57
7.4.210.0090.00616.40
7.4.200.0030.00316.49
7.4.160.0070.01016.46
7.4.150.0090.00917.40
7.4.140.0050.01517.86
7.4.130.0130.00816.41
7.4.120.0100.00816.42
7.4.110.0060.01516.47
7.4.100.0120.00616.37
7.4.90.0060.01516.45
7.4.80.0000.01619.39
7.4.70.0070.01116.43
7.4.60.0070.01016.23
7.4.50.0000.00816.30
7.4.40.0130.00316.58
7.4.30.0100.00716.54
7.4.00.0080.00814.91
7.3.330.0030.00313.10
7.3.320.0030.00313.23
7.3.310.0030.00316.22
7.3.300.0000.00616.12
7.3.290.0100.00616.23
7.3.280.0090.00816.19
7.3.270.0070.01117.40
7.3.260.0140.00316.16
7.3.250.0140.00316.36
7.3.240.0090.00816.20
7.3.230.0120.00916.40
7.3.210.0030.01416.52
7.3.200.0100.01019.39
7.3.190.0060.01516.43
7.3.180.0070.00716.28
7.3.170.0070.01016.27
7.3.160.0160.00616.40
7.3.120.0070.00714.73
7.3.110.0060.01214.85
7.3.100.0040.01114.60
7.3.90.0000.01214.39
7.3.80.0080.00814.46
7.3.70.0030.01314.80
7.3.60.0050.00514.63
7.3.50.0000.01414.73
7.3.40.0070.00714.83
7.3.30.0060.00314.86
7.3.20.0040.00816.44
7.3.10.0130.00316.29
7.3.00.0030.01316.67
7.2.330.0110.01116.29
7.2.320.0060.01616.68
7.2.310.0100.00616.23
7.2.300.0100.00716.36
7.2.290.0110.00716.65
7.2.250.0100.01015.14
7.2.240.0070.01314.54
7.2.230.0150.00314.84
7.2.220.0030.00914.99
7.2.210.0060.01114.55
7.2.200.0040.01114.77
7.2.190.0070.01015.00
7.2.180.0070.00714.96
7.2.170.0110.00415.07
7.2.80.0040.01216.24
7.2.60.0080.00816.86
7.2.00.0030.01019.42
7.1.330.0070.01015.91
7.1.320.0030.00715.87
7.1.310.0060.00615.40
7.1.300.0060.00615.90
7.1.290.0000.01015.75
7.1.280.0060.00615.65
7.1.270.0040.00715.40
7.1.260.0070.00715.55
7.1.200.0030.01015.51
7.1.100.0070.00317.91
7.1.70.0030.00717.24
7.1.60.0140.01019.19
7.1.50.0100.01016.74
7.1.00.0000.08022.51
7.0.200.0040.00716.57
7.0.140.0000.07322.04
7.0.60.0070.07319.82
7.0.50.0070.06717.98
7.0.40.0070.04320.13
7.0.30.0370.04720.16
7.0.20.0330.08320.24
7.0.10.0030.06720.09
7.0.00.0070.07720.05
5.6.280.0030.07320.85
5.6.210.0200.05720.60
5.6.200.0030.08318.18
5.6.190.0100.09320.57
5.6.180.0230.09020.67
5.6.170.0300.07020.58
5.6.160.0100.08020.57
5.6.150.0100.07718.25
5.6.140.0100.08018.19
5.6.130.0070.05018.10
5.6.120.0070.05021.11
5.6.110.0030.04020.96
5.6.100.0130.07720.96
5.6.90.0170.07320.97
5.6.80.0070.07020.33
5.6.70.4430.04020.47
5.5.350.0270.07020.40
5.5.340.0030.03718.09
5.5.330.0070.08020.26
5.5.320.0170.04320.27
5.5.310.0230.06320.31
5.5.300.0030.04017.98
5.5.290.0100.08017.97
5.5.280.0100.03320.87
5.5.270.0070.07720.96
5.5.260.0030.04320.73
5.5.250.0170.06720.74
5.5.240.0400.04320.27
5.4.450.0330.06719.46
5.4.440.0730.06719.16
5.4.430.0900.04319.16
5.4.420.0130.05019.44
5.4.410.0970.06019.47
5.4.400.0100.05019.31
5.4.390.0830.04719.23
5.4.380.0900.07019.26
5.4.370.0630.05718.84
5.4.360.0830.05319.25
5.4.350.0730.05318.98
5.4.340.0060.03312.01
5.4.320.0040.03712.49
5.4.310.0040.03912.49
5.4.300.0070.03512.50
5.4.290.0030.04112.49
5.4.280.0040.03712.39
5.4.270.0060.03512.39
5.4.260.0060.03712.39
5.4.250.0070.03712.39
5.4.240.0070.03512.39
5.4.230.0070.03712.38
5.4.220.0100.04012.38
5.4.210.0100.03212.38
5.4.200.0080.03612.38
5.4.190.0110.03112.38
5.4.180.0070.03412.38
5.4.170.0060.03512.39
5.4.160.0040.04012.38
5.4.150.0060.03512.38
5.4.140.0060.03712.07
5.4.130.0080.03312.06
5.4.120.0090.03212.01
5.4.110.0080.03712.01
5.4.100.0060.03812.01
5.4.90.0080.03912.00
5.4.80.0090.03912.01
5.4.70.0110.03612.00
5.4.60.0070.03412.00
5.4.50.0050.03612.00
5.4.40.0050.03612.00
5.4.30.0070.03711.99
5.4.20.0030.03811.99
5.4.10.0090.03111.99
5.4.00.0030.03911.48
5.3.290.0080.04012.80
5.3.280.0050.04312.71
5.3.270.0070.04212.72
5.3.260.0060.04012.72
5.3.250.0090.03512.72
5.3.240.0060.03712.72
5.3.230.0080.03512.71
5.3.220.0080.03512.68
5.3.210.0090.04412.68
5.3.200.0050.03812.68
5.3.190.0030.04112.67
5.3.180.0040.03912.68
5.3.170.0050.03812.67
5.3.160.0100.04312.67
5.3.150.0050.03912.67
5.3.140.0040.03812.66
5.3.130.0080.03812.66
5.3.120.0070.03812.66
5.3.110.0080.03612.66
5.3.100.0070.03612.12
5.3.90.0070.03512.10
5.3.80.0040.03812.09
5.3.70.0080.04412.09
5.3.60.0070.04012.07
5.3.50.0040.03712.02
5.3.40.0040.03712.02
5.3.30.0070.03411.98
5.3.20.0080.03211.76
5.3.10.0060.03311.73
5.3.00.0050.03811.71
5.2.170.0050.0299.22
5.2.160.0060.0299.22
5.2.150.0030.0329.22
5.2.140.0040.0319.21
5.2.130.0040.0299.17
5.2.120.0040.0289.17
5.2.110.0040.0299.18
5.2.100.0050.0299.18
5.2.90.0080.0289.17
5.2.80.0040.0329.16
5.2.70.0020.0339.16
5.2.60.0040.0309.12
5.2.50.0040.0309.09
5.2.40.0030.0329.06
5.2.30.0050.0309.04
5.2.20.0010.0339.03
5.2.10.0070.0258.93
5.2.00.0010.0328.80
5.1.60.0030.0258.09
5.1.50.0040.0288.08
5.1.40.0050.0358.06
5.1.30.0090.0238.41
5.1.20.0060.0308.43
5.1.10.0040.0268.16
5.1.00.0040.0258.16
5.0.50.0030.0206.64
5.0.40.0040.0186.50
5.0.30.0020.0326.31
5.0.20.0020.0206.27
5.0.10.0030.0206.25
5.0.00.0030.0316.24
4.4.90.0000.0184.78
4.4.80.0010.0174.76
4.4.70.0040.0144.75
4.4.60.0010.0214.75
4.4.50.0040.0144.77
4.4.40.0020.0294.71
4.4.30.0020.0164.76
4.4.20.0040.0174.84
4.4.10.0040.0154.85
4.4.00.0040.0264.76
4.3.110.0020.0174.67
4.3.100.0060.0124.66
4.3.90.0020.0154.63
4.3.80.0030.0244.59
4.3.70.0020.0144.63
4.3.60.0030.0144.62
4.3.50.0050.0134.63
4.3.40.0030.0274.53
4.3.30.0030.0213.30
4.3.20.0010.0173.28
4.3.10.0030.0203.23
4.3.00.0130.0236.86

preferences:
40.64 ms | 400 KiB | 5 Q