3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = unserialize('O:8:"stdClass":9223372036854775808:{}'); var_dump($a);

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)
8.3.60.0070.01016.88
8.3.50.0130.01021.22
8.3.40.0100.00318.55
8.3.30.0080.00818.39
8.3.20.0050.00320.30
8.3.10.0040.00423.61
8.3.00.0040.00419.56
8.2.180.0070.01418.41
8.2.170.0140.00022.96
8.2.160.0000.01320.38
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0110.00017.50
8.2.110.0040.00722.11
8.2.100.0120.00017.80
8.2.90.0000.00819.09
8.2.80.0030.00617.97
8.2.70.0000.00817.50
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0000.00719.31
8.2.30.0000.00720.49
8.2.20.0000.00717.47
8.2.10.0000.00817.97
8.2.00.0070.00017.86
8.1.280.0200.00025.92
8.1.270.0140.00423.96
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0140.00322.61
8.1.230.0090.00319.01
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0090.00017.23
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0080.00018.40
8.1.160.0040.00421.93
8.1.150.0080.00018.72
8.1.140.0030.00719.52
8.1.130.0030.00517.29
8.1.120.0040.00317.38
8.1.110.0000.00817.43
8.1.100.0040.00417.40
8.1.90.0000.00717.40
8.1.80.0040.00417.27
8.1.70.0030.00317.40
8.1.60.0000.00817.54
8.1.50.0040.00417.34
8.1.40.0040.00417.51
8.1.30.0060.00317.62
8.1.20.0000.00717.47
8.1.10.0030.00617.35
8.1.00.0040.00717.23
8.0.300.0050.00518.77
8.0.290.0030.00616.75
8.0.280.0040.00418.30
8.0.270.0030.00317.09
8.0.260.0030.00316.80
8.0.250.0050.00316.92
8.0.240.0070.00016.96
8.0.230.0080.00016.87
8.0.220.0030.00416.78
8.0.210.0040.00416.87
8.0.200.0000.00616.94
8.0.190.0070.00016.87
8.0.180.0080.00016.91
8.0.170.0000.00716.80
8.0.160.0030.00316.82
8.0.150.0040.00416.77
8.0.140.0040.00416.75
8.0.130.0060.00013.34
8.0.120.0000.00716.80
8.0.110.0050.00316.85
8.0.100.0070.00016.73
8.0.90.0040.00416.68
8.0.80.0060.00916.76
8.0.70.0050.00316.75
8.0.60.0070.00016.89
8.0.50.0030.00316.74
8.0.30.0100.00816.89
8.0.20.0120.01017.40
8.0.10.0070.00017.05
8.0.00.0090.01016.69
7.4.330.0020.00215.08
7.4.320.0030.00316.46
7.4.300.0000.00616.51
7.4.290.0030.00316.45
7.4.280.0000.00716.39
7.4.270.0000.00616.48
7.4.260.0000.00716.36
7.4.250.0000.00716.38
7.4.240.0050.00216.47
7.4.230.0030.00316.35
7.4.220.0150.00416.37
7.4.210.0120.00316.43
7.4.200.0070.00016.56
7.4.160.0070.01016.52
7.4.150.0110.00917.40
7.4.140.0100.01017.86
7.4.130.0110.00916.42
7.4.120.0130.01116.45
7.4.110.0070.01016.61
7.4.100.0170.00316.49
7.4.90.0140.00316.32
7.4.80.0040.01919.39
7.4.70.0070.01016.36
7.4.60.0090.00616.29
7.4.50.0000.00816.38
7.4.40.0060.01016.41
7.4.30.0180.00016.40
7.4.00.0060.01114.99
7.3.330.0000.00512.98
7.3.320.0020.00212.96
7.3.310.0030.00316.14
7.3.300.0040.00316.22
7.3.290.0020.01216.19
7.3.280.0060.01316.20
7.3.270.0090.00917.40
7.3.260.0160.00316.22
7.3.250.0120.00516.41
7.3.240.0120.00716.13
7.3.230.0030.01416.39
7.3.210.0140.00316.22
7.3.200.0120.00816.36
7.3.190.0040.01116.34
7.3.180.0100.00716.06
7.3.170.0120.00616.27
7.3.160.0060.01116.39
7.3.120.0080.00914.81
7.3.110.0100.00714.78
7.3.100.0050.00714.70
7.3.90.0110.00214.64
7.3.80.0090.00514.75
7.3.70.0020.01014.59
7.3.60.0090.00714.72
7.3.50.0060.00614.64
7.3.40.0100.00514.64
7.3.30.0050.01014.64
7.3.20.0070.00716.61
7.3.10.0080.00816.59
7.3.00.0080.00216.52
7.2.330.0060.01216.57
7.2.320.0120.00916.34
7.2.310.0120.00616.65
7.2.300.0070.01616.34
7.2.290.0110.01116.62
7.2.250.0080.00914.76
7.2.240.0060.01215.00
7.2.230.0050.01014.61
7.2.220.0030.01215.10
7.2.210.0060.00814.87
7.2.200.0050.00814.95
7.2.190.0080.00614.73
7.2.180.0080.00814.97
7.2.170.0030.00714.97
7.2.60.0070.00716.82
7.2.00.0090.01218.90
7.1.330.0020.01115.62
7.1.320.0000.01215.67
7.1.310.0030.00915.74
7.1.300.0050.00915.78
7.1.290.0080.00915.76
7.1.280.0060.00815.76
7.1.270.0050.00915.70
7.1.260.0050.00815.79
7.1.200.0070.00715.65
7.1.100.0030.00918.02
7.1.70.0060.00317.22
7.1.60.0110.01419.50
7.1.50.0120.00616.63
7.1.00.0100.07022.40
7.0.200.0040.00416.47
7.0.60.0070.06719.92
7.0.50.0100.08017.81
7.0.40.0030.04320.30
7.0.30.0430.06720.14
7.0.20.0370.08020.13
7.0.10.0100.05320.00
7.0.00.0070.04020.19
5.6.280.0000.03320.90
5.6.210.0100.07720.66
5.6.200.0170.06018.18
5.6.190.0030.04320.61
5.6.180.0030.05020.61
5.6.170.0200.08320.42
5.6.160.0100.07720.50
5.6.150.0100.07718.12
5.6.140.0130.06018.14
5.6.130.0100.07718.18
5.6.120.0200.05020.98
5.6.110.0130.08320.98
5.6.100.0100.08021.06
5.6.90.0100.06720.96
5.6.80.0130.07320.57
5.5.350.0070.07320.35
5.5.340.0070.06717.93
5.5.330.0100.08020.29
5.5.320.0230.07320.29
5.5.310.0230.07020.28
5.5.300.0070.07717.91
5.5.290.0100.03717.98
5.5.280.0130.08020.76
5.5.270.0000.04320.71
5.5.260.0070.08320.86
5.5.250.0100.07320.65
5.5.240.0100.04720.27
5.4.450.0700.05019.32
5.4.440.0730.05319.53
5.4.430.0830.04019.49
5.4.420.0730.05319.41
5.4.410.0700.05319.34
5.4.400.0700.05719.18
5.4.390.0630.06019.15
5.4.380.0830.06719.04
5.4.370.0830.04019.14
5.4.360.0830.06719.21
5.4.350.0800.04319.18
5.4.340.0730.05319.20
5.4.320.0730.05019.00
5.4.310.0730.05019.09
5.4.300.0800.05719.19
5.4.290.0630.05719.21
5.4.280.0730.05319.08
5.4.270.0700.05319.19
5.4.260.0700.06718.97
5.4.250.0770.05718.99
5.4.240.0770.05019.17
5.4.230.0730.04719.20
5.4.220.0800.04718.75
5.4.210.0630.05718.82
5.4.200.0830.04019.24
5.4.190.0630.06319.23
5.4.180.0830.04319.15
5.4.170.0770.04719.16
5.4.160.0770.04719.03
5.4.150.0730.05319.19
5.4.140.0730.05016.45
5.4.130.0670.06016.27
5.4.120.0730.04716.25
5.4.110.0670.05316.47
5.4.100.0700.05016.45
5.4.90.0900.04016.49
5.4.80.0700.04716.43
5.4.70.0030.07716.41
5.4.60.0070.04716.05
5.4.50.0030.05316.36
5.4.40.0270.05716.45
5.4.30.0270.05716.36
5.4.20.0170.03716.28

preferences:
73.25 ms | 401 KiB | 5 Q