3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(unserialize('O:8:"stdClass":a:{}')); var_dump(unserialize('a:+0:{}'));

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)
8.3.60.0090.00918.43
8.3.50.0120.00821.27
8.3.40.0070.01118.84
8.3.30.0070.00720.04
8.3.20.0040.00420.26
8.3.10.0040.00422.14
8.3.00.0000.00822.52
8.2.180.0170.00316.32
8.2.170.0070.00722.96
8.2.160.0100.00322.30
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00420.75
8.2.110.0110.00020.35
8.2.100.0090.00317.66
8.2.90.0030.00618.96
8.2.80.0000.00719.09
8.2.70.0040.00417.34
8.2.60.0000.00817.68
8.2.50.0030.00619.23
8.2.40.0040.00418.15
8.2.30.0040.00419.48
8.2.20.0070.00017.57
8.2.10.0080.00017.47
8.2.00.0060.00317.42
8.1.280.0060.00925.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.39
8.1.230.0080.00320.95
8.1.220.0040.00418.77
8.1.210.0060.00318.95
8.1.200.0030.00717.10
8.1.190.0040.00417.29
8.1.180.0030.00618.10
8.1.170.0040.00418.40
8.1.160.0000.01018.70
8.1.150.0040.00418.52
8.1.140.0070.00017.36
8.1.130.0000.00717.79
8.1.120.0050.00217.24
8.1.110.0030.00317.23
8.1.100.0040.00417.27
8.1.90.0040.00417.35
8.1.80.0040.00417.35
8.1.70.0000.00717.34
8.1.60.0030.00517.46
8.1.50.0000.00917.30
8.1.40.0000.00717.37
8.1.30.0000.00717.40
8.1.20.0060.00317.51
8.1.10.0030.00517.40
8.1.00.0000.00717.27
8.0.300.0000.00719.87
8.0.290.0030.00416.92
8.0.280.0030.00318.18
8.0.270.0030.00317.11
8.0.260.0030.00316.65
8.0.250.0000.00616.87
8.0.240.0070.00016.91
8.0.230.0000.00716.88
8.0.220.0030.00316.81
8.0.210.0040.00416.82
8.0.200.0000.00716.90
8.0.190.0070.00416.77
8.0.180.0000.00716.72
8.0.170.0000.00716.88
8.0.160.0040.00416.68
8.0.150.0000.00716.77
8.0.140.0060.00316.79
8.0.130.0000.00513.21
8.0.120.0040.00416.74
8.0.110.0000.00716.69
8.0.100.0040.00416.61
8.0.90.0000.00716.81
8.0.80.0060.01216.80
8.0.70.0070.00016.75
8.0.60.0000.00816.71
8.0.50.0040.00316.74
8.0.30.0110.00816.95
8.0.20.0120.01017.40
8.0.10.0000.00716.85
8.0.00.0080.00916.67
7.4.330.0020.00214.87
7.4.320.0070.00016.47
7.4.300.0060.00016.39
7.4.290.0030.00316.44
7.4.280.0000.00716.44
7.4.270.0000.00716.46
7.4.260.0050.00013.14
7.4.250.0000.00716.33
7.4.240.0030.00316.42
7.4.230.0070.00016.46
7.4.220.0110.00716.23
7.4.210.0100.00716.55
7.4.200.0040.00416.55
7.4.190.0000.00716.35
7.4.160.0050.01116.32
7.4.150.0100.00717.40
7.4.140.0110.00517.86
7.4.130.0070.01116.39
7.4.120.0030.01316.31
7.4.110.0060.01316.52
7.4.100.0030.01416.25
7.4.90.0130.00316.33
7.4.80.0150.00319.39
7.4.70.0030.01216.20
7.4.60.0120.00816.33
7.4.50.0030.00616.32
7.4.40.0030.01322.77
7.4.30.0090.00616.37
7.4.00.0120.00314.59
7.3.330.0050.00013.11
7.3.320.0030.00513.04
7.3.310.0000.00616.33
7.3.300.0000.00716.24
7.3.290.0070.00716.14
7.3.280.0050.00916.22
7.3.270.0070.01017.40
7.3.260.0130.01016.20
7.3.250.0110.00816.09
7.3.240.0090.00916.21
7.3.230.0120.00916.39
7.3.210.0100.01016.12
7.3.200.0130.00819.39
7.3.190.0120.00616.09
7.3.180.0140.00416.26
7.3.170.0130.00316.27
7.3.160.0060.01316.36
7.3.120.0090.00914.38
7.3.10.0040.00916.56
7.3.00.0070.00716.55
7.2.330.0110.00516.40
7.2.320.0130.00316.52
7.2.310.0030.01316.26
7.2.300.0140.00416.60
7.2.290.0160.00016.41
7.2.130.0110.00316.79
7.2.120.0100.00316.86
7.2.110.0030.00916.75
7.2.100.0040.00816.34
7.2.90.0030.01216.80
7.2.80.0000.00916.78
7.2.70.0100.00716.44
7.2.60.0090.00616.70
7.2.50.0000.01416.56
7.2.40.0070.00416.83
7.2.30.0060.01016.50
7.2.20.0110.00316.77
7.2.10.0040.00816.77
7.2.00.0050.00918.04
7.1.250.0060.00915.31
7.1.200.0230.00315.74
7.1.100.0030.01417.97
7.1.70.0030.00617.00
7.1.60.0110.01419.21
7.1.50.0100.02334.75
7.1.00.0030.05022.27
7.0.200.0000.00716.53
7.0.140.0030.09022.00
7.0.100.0200.04019.95
7.0.90.0070.04319.78
7.0.80.0030.04020.06
7.0.70.0030.04319.79
7.0.60.0000.07319.86
7.0.50.0170.04020.30
7.0.40.0100.03320.14
7.0.30.0000.04720.14
7.0.20.0070.05020.01
7.0.10.0030.04320.04
7.0.00.0000.04720.12
5.6.280.0130.06020.89
5.6.250.0070.04020.75
5.6.240.0000.04720.58
5.6.230.0100.03720.58
5.6.220.0030.07320.60
5.6.210.0030.04320.67
5.6.200.0070.04021.03
5.6.190.0030.04021.13
5.6.180.0030.05321.00
5.6.170.0130.03321.10
5.6.160.0070.04021.01
5.6.150.0030.04020.92
5.6.140.0170.02720.99
5.6.130.0100.03721.10
5.6.120.0030.04321.05
5.6.110.0070.04021.09
5.6.100.0030.04320.98
5.6.90.0030.04721.00
5.6.80.0070.04020.54
5.6.70.0070.03020.50
5.6.60.0030.03320.32
5.6.50.0000.03720.43
5.6.40.0100.07020.30
5.6.30.0030.07720.45
5.6.20.0070.08320.30
5.6.10.0130.07320.37
5.6.00.0070.04720.39
5.5.380.0070.03720.29
5.5.370.0030.04020.30
5.5.360.0070.06020.50
5.5.350.0030.06720.36
5.5.340.0000.06720.75
5.5.330.0030.04020.64
5.5.320.0000.04720.77
5.5.310.0000.05320.82
5.5.300.0100.03720.86
5.5.290.0070.04320.59
5.5.280.0030.04320.89
5.5.270.0070.04320.84
5.5.260.0030.04320.89
5.5.250.0100.03320.60
5.5.240.0070.03020.30
5.5.230.0030.04020.01
5.5.220.0070.03720.00
5.5.210.0000.04020.25
5.5.200.0070.03020.13
5.5.190.0000.08020.20
5.5.180.0070.07020.23
5.5.160.0170.07020.27
5.5.150.0170.07320.22
5.5.140.0030.04720.22
5.5.130.0030.04720.25
5.5.120.0030.06020.26
5.5.110.0030.05320.21
5.5.100.0130.07320.07
5.5.90.0170.03019.99
5.5.80.0030.08020.04
5.5.70.0070.07720.05
5.5.60.0130.06720.09
5.5.50.0100.07019.95
5.5.40.0130.06719.92
5.5.30.0130.07320.13
5.5.20.0130.05020.07
5.5.10.0100.07720.10
5.5.00.0030.08720.03
5.4.450.0070.03719.46
5.4.440.0070.03719.36
5.4.430.0070.03319.43
5.4.420.0030.04019.22
5.4.410.0070.03719.14
5.4.400.0000.04019.06
5.4.390.0030.04019.11
5.4.380.0030.03718.78
5.4.370.0000.05718.82
5.4.360.0070.04019.03
5.4.350.0030.07319.23
5.4.340.0100.04019.14
5.4.320.0000.08319.06
5.4.310.0030.04319.06
5.4.300.0030.06019.07
5.4.290.0100.06718.81
5.4.280.0130.07319.05
5.4.270.0070.07319.02
5.4.260.0070.07019.05
5.4.250.0070.07018.80
5.4.240.0170.06319.11
5.4.230.0230.05019.11
5.4.220.0130.06719.02
5.4.210.0070.04319.22
5.4.200.0000.05018.97
5.4.190.0030.04019.09
5.4.180.0200.05718.82
5.4.170.0070.07018.97
5.4.160.0070.09019.09
5.4.150.0030.07719.04
5.4.140.0100.06316.33
5.4.130.0070.07716.01
5.4.120.0070.04316.10
5.4.110.0200.05716.45
5.4.100.0100.06316.30
5.4.90.0100.06716.22
5.4.80.0070.07016.32
5.4.70.0000.07716.36
5.4.60.0070.07316.22
5.4.50.0070.07716.35
5.4.40.0070.06316.47
5.4.30.0030.06316.17
5.4.20.0070.07316.34
5.4.10.0070.07716.17
5.4.00.0070.07315.76
5.3.290.0000.07015.71
5.3.280.0070.06715.71
5.3.270.0070.05015.71
5.3.260.0130.07015.71
5.3.250.0130.07015.71
5.3.240.0030.04715.71
5.3.230.0100.08015.71
5.3.220.0130.07015.71
5.3.210.0070.05715.71
5.3.200.0030.05015.71
5.3.190.0030.04315.71
5.3.180.0100.07715.71
5.3.170.0030.07015.71
5.3.160.0170.06715.71
5.3.150.0100.07315.71
5.3.140.0070.07315.71
5.3.130.0000.07015.71
5.3.120.0130.07715.71
5.3.110.0100.03715.71
5.3.100.0070.07015.71
5.3.90.0100.06715.71
5.3.80.0130.05315.71
5.3.70.0030.05715.71
5.3.60.0070.04015.71
5.3.50.0130.06315.71
5.3.40.0070.05015.71
5.3.30.0070.06015.71
5.3.20.0030.06715.71
5.3.10.0030.07015.71
5.3.00.0130.06315.71
5.2.170.0100.05715.71
5.2.160.0130.04015.71
5.2.150.0130.05315.71
5.2.140.0070.05015.71
5.2.130.0100.06015.71
5.2.120.0000.05015.71
5.2.110.0070.06315.71
5.2.100.0030.06315.71
5.2.90.0000.06315.71
5.2.80.0000.06715.71
5.2.70.0030.03015.71
5.2.60.0070.06015.71
5.2.50.0070.06015.71
5.2.40.0030.06015.71
5.2.30.0000.07015.71
5.2.20.0030.05715.71
5.2.10.0030.04715.71
5.2.00.0030.06315.71
5.1.60.0070.05315.71
5.1.50.0000.05015.71
5.1.40.0030.05015.71
5.1.30.0000.06015.71
5.1.20.0000.06015.71
5.1.10.0170.04315.71
5.1.00.0030.05715.71
5.0.50.0070.03315.71
5.0.40.0070.04315.71
5.0.30.0030.06015.71
5.0.20.0030.04015.71
5.0.10.0030.04315.71
5.0.00.0000.06715.71
4.4.90.0000.01715.71
4.4.80.0030.03315.71
4.4.70.0030.03715.71
4.4.60.0030.03715.71
4.4.50.0070.03015.71
4.4.40.0070.02715.71
4.4.30.0000.03715.71
4.4.20.0030.03715.71
4.4.10.0030.03315.71
4.4.00.0000.05715.71
4.3.110.0000.02015.71
4.3.100.0070.03015.71
4.3.90.0030.01715.71
4.3.80.0030.05015.71
4.3.70.0070.02015.71
4.3.60.0000.03315.71
4.3.50.0030.02715.71
4.3.40.0000.04315.71
4.3.30.0030.03315.71
4.3.20.0000.03015.71
4.3.10.0000.03715.71
4.3.00.0000.02015.71

preferences:
47.73 ms | 400 KiB | 5 Q