3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foobar { var $bar = 'lol'; } $blah = new Foobar(); $s = serialize($blah ); var_dump(unserialize($s , array())); var_dump(unserialize($s, ["allowed_classes" => ["MyClass", "MyClass2"]]));

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)
8.3.60.0040.01118.30
8.3.50.0100.01016.58
8.3.40.0110.00418.64
8.3.30.0110.00418.63
8.3.20.0000.00720.10
8.3.10.0040.00423.66
8.3.00.0030.00623.69
8.2.180.0120.00316.75
8.2.170.0070.00722.96
8.2.160.0070.00722.21
8.2.150.0080.00024.18
8.2.140.0040.00724.66
8.2.130.0040.00426.16
8.2.120.0090.00017.61
8.2.110.0100.00319.30
8.2.100.0080.00417.63
8.2.90.0000.00819.28
8.2.80.0040.00417.97
8.2.70.0030.00517.50
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0000.00821.01
8.2.30.0000.00819.79
8.2.20.0040.00417.55
8.2.10.0040.00417.95
8.2.00.0050.00217.86
8.1.280.0150.00025.92
8.1.270.0050.00320.20
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00322.20
8.1.230.0060.00617.66
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0040.00418.54
8.1.160.0070.00321.90
8.1.150.0030.00718.91
8.1.140.0080.00017.30
8.1.130.0040.00417.58
8.1.120.0070.00017.45
8.1.110.0060.00317.40
8.1.100.0020.00517.40
8.1.90.0050.00317.27
8.1.80.0000.00717.37
8.1.70.0000.00717.41
8.1.60.0000.00817.41
8.1.50.0030.00617.42
8.1.40.0040.00417.40
8.1.30.0040.00417.39
8.1.20.0040.00417.63
8.1.10.0040.00417.38
8.1.00.0000.00817.50
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0000.00717.19
8.0.260.0030.00617.15
8.0.250.0000.00716.96
8.0.240.0040.00416.94
8.0.230.0030.00316.89
8.0.220.0000.00716.80
8.0.210.0040.00416.86
8.0.200.0000.00716.90
8.0.190.0070.00016.87
8.0.180.0070.00016.92
8.0.170.0030.00616.93
8.0.160.0070.00016.90
8.0.150.0040.00416.73
8.0.140.0040.00416.84
8.0.130.0000.00713.39
8.0.120.0040.00416.83
8.0.110.0040.00416.79
8.0.100.0040.00416.77
8.0.90.0050.00316.77
8.0.80.0130.00316.85
8.0.70.0000.00716.74
8.0.60.0080.00016.77
8.0.50.0040.00416.79
8.0.30.0130.00617.05
8.0.20.0120.00617.40
8.0.10.0000.00716.85
8.0.00.0060.01216.58
7.4.330.0040.00415.08
7.4.320.0060.00016.51
7.4.300.0000.00716.43
7.4.290.0050.00216.52
7.4.280.0000.00816.55
7.4.270.0030.00316.44
7.4.260.0030.00316.32
7.4.250.0040.00416.48
7.4.240.0070.00216.43
7.4.230.0000.00616.63
7.4.220.0180.00016.38
7.4.210.0120.00316.48
7.4.200.0030.00316.48
7.4.160.0130.00916.37
7.4.150.0090.00917.40
7.4.140.0150.01017.86
7.4.130.0110.00716.44
7.4.120.0100.00916.38
7.4.110.0090.00916.51
7.4.100.0110.01016.52
7.4.90.0030.01316.38
7.4.80.0030.01319.39
7.4.70.0080.00816.45
7.4.60.0090.00916.50
7.4.50.0080.00016.46
7.4.40.0060.01016.53
7.4.30.0110.00716.50
7.4.00.0030.00714.94
7.3.330.0050.00013.26
7.3.320.0030.00313.19
7.3.310.0050.00216.17
7.3.300.0000.00716.10
7.3.290.0080.00916.20
7.3.280.0040.01416.18
7.3.270.0030.01317.40
7.3.260.0170.00016.09
7.3.250.0090.00916.33
7.3.240.0130.00316.33
7.3.230.0090.01216.49
7.3.210.0100.00616.09
7.3.200.0080.00816.35
7.3.190.0060.00916.32
7.3.180.0120.00616.06
7.3.170.0110.01116.32
7.3.160.0100.00716.46
7.2.330.0030.01416.59
7.2.320.0110.00916.63
7.2.310.0170.00016.40
7.2.300.0050.01116.30
7.2.290.0230.00016.40
7.2.60.0030.01016.41
7.2.00.0040.01119.24
7.1.200.0050.00515.76
7.1.100.0060.00617.84
7.1.70.0050.00217.24
7.1.60.0090.01519.12
7.1.50.0080.00616.80
7.1.00.0070.07322.45
7.0.200.0340.01414.54
7.0.60.0130.07720.07
7.0.50.0000.04717.89
7.0.40.0100.08020.24
7.0.30.0230.07320.07
7.0.20.0230.07020.33
7.0.10.0030.04320.17
7.0.00.0130.08020.33
5.6.280.0000.03321.13
5.6.210.0130.07720.50
5.6.200.0130.07718.18
5.6.190.0070.08720.33
5.6.180.0430.05720.42
5.6.170.0200.05020.57
5.6.160.0130.03320.61
5.6.150.0070.05718.25
5.6.140.0100.05318.18
5.6.130.0070.06318.23
5.6.120.0100.06721.14
5.6.110.0000.05721.03
5.6.100.0100.07021.01
5.6.90.0030.05321.03
5.6.80.0030.03720.50
5.5.350.0000.05320.38
5.5.340.0130.04718.09
5.5.330.0070.04020.13
5.5.320.0030.08720.33
5.5.310.0230.05320.23
5.5.300.0000.07317.95
5.5.290.0030.07017.95
5.5.280.0100.08020.65
5.5.270.0070.05020.72
5.5.260.0100.05720.79
5.5.250.0100.08020.78
5.5.240.0000.03320.16
5.4.450.0770.06319.46
5.4.440.1100.04319.63
5.4.430.0870.06019.48
5.4.420.1070.06019.63
5.4.410.0870.05719.06
5.4.400.0830.06018.87
5.4.390.0800.06319.28
5.4.380.0930.05019.38
5.4.370.0100.05319.27
5.4.360.0030.06018.98
5.4.350.0530.07019.14
5.4.340.1130.07319.25
5.4.320.0900.06019.12
5.4.310.0470.05319.00
5.4.300.0230.04719.21
5.4.290.0170.05019.29
5.4.280.0870.04719.38
5.4.270.1130.04719.01
5.4.260.1330.06719.14
5.4.250.1030.05019.14
5.4.240.1230.06318.99
5.4.230.1100.06018.97
5.4.220.1070.06319.25
5.4.210.0530.05319.35
5.4.200.0000.05716.89
5.4.190.0000.06018.88
5.4.180.0830.04019.05
5.4.170.0870.05719.35
5.4.160.0870.04318.98
5.4.150.0770.06019.02
5.4.140.0170.05716.55
5.4.130.0130.05016.52
5.4.120.0900.06316.52
5.4.110.0900.05316.57
5.4.100.1100.06016.42
5.4.90.1000.05016.50
5.4.80.0870.06316.40
5.4.70.1130.04316.52
5.4.60.0970.04316.38
5.4.50.1130.05016.39
5.4.40.0900.05016.36
5.4.30.0870.05316.28
5.4.20.0900.05016.39
5.4.10.0970.05016.48
5.4.00.0170.04015.78
5.3.290.0270.03714.57
5.3.280.0400.05314.57
5.3.270.0970.04714.50
5.3.260.1030.06014.65
5.3.250.0730.06714.61
5.3.240.0500.06714.57
5.3.230.0100.07014.59
5.3.220.0100.05714.48
5.3.210.0800.05714.57
5.3.200.1000.05714.48
5.3.190.1100.06314.57
5.3.180.1030.04714.54
5.3.170.1030.05714.57
5.3.160.0930.05014.45
5.3.150.1030.04714.57
5.3.140.0830.05714.61
5.3.130.0770.05314.52
5.3.120.0830.05314.62
5.3.110.0830.05014.55
5.3.100.0800.05013.95
5.3.90.0700.05713.94
5.3.80.0730.05313.91
5.3.70.0770.05314.07
5.3.60.0770.05014.01
5.3.50.0830.04714.09
5.3.40.0900.05713.95
5.3.30.0870.06013.81
5.3.20.0930.05313.77
5.3.10.0970.05013.88
5.3.00.0730.05713.59
5.2.170.0700.04711.38
5.2.160.0800.03711.06
5.2.150.0730.04711.09
5.2.140.0800.04011.05
5.2.130.0630.04010.97
5.2.120.0670.03711.25
5.2.110.0630.04011.15
5.2.100.0630.04310.96
5.2.90.0630.04011.16
5.2.80.0870.04711.02
5.2.70.0830.03711.00
5.2.60.0900.03011.13
5.2.50.0700.05011.03
5.2.40.0600.04011.05
5.2.30.0700.03310.91
5.2.20.0600.04310.87
5.2.10.0600.05011.08
5.2.00.0730.04710.71
5.1.60.0700.0409.93
5.1.50.0600.0339.89
5.1.40.0570.04010.13
5.1.30.0600.03010.41
5.1.20.0730.03310.42
5.1.10.0600.03010.09
5.1.00.0530.03710.00
5.0.50.0330.0278.52
5.0.40.0400.0208.34
5.0.30.0330.0478.12
5.0.20.0330.0278.26
5.0.10.0330.0278.10
5.0.00.0300.0408.06
4.4.90.0300.0236.88
4.4.80.0300.0236.88
4.4.70.0300.0236.88
4.4.60.0300.0206.88
4.4.50.0330.0176.88
4.4.40.0330.0306.88
4.4.30.0330.0206.88
4.4.20.0270.0276.88
4.4.10.0300.0236.88
4.4.00.0300.0376.88
4.3.110.0270.0236.88
4.3.100.0270.0236.88
4.3.90.0330.0206.88
4.3.80.0330.0306.88
4.3.70.0230.0236.88
4.3.60.0330.0176.88
4.3.50.0270.0236.88
4.3.40.0270.0306.88
4.3.30.0170.0236.88
4.3.20.0100.0276.88
4.3.10.0130.0236.88
4.3.00.0100.0237.28

preferences:
49.74 ms | 400 KiB | 5 Q