3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test {} $serialized = 'O:4:"test":0:{}'; var_dump(unserialize($serialized));

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)
8.3.60.0110.00416.32
8.3.50.0090.00916.23
8.3.40.0130.00621.86
8.3.30.0110.00418.59
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0000.00926.16
8.2.180.0140.00725.92
8.2.170.0150.00020.59
8.2.160.0100.00722.96
8.2.150.0080.00025.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0050.00522.25
8.2.100.0080.00417.78
8.2.90.0060.00317.84
8.2.80.0000.00818.96
8.2.70.0030.00617.38
8.2.60.0040.00417.38
8.2.50.0000.00818.05
8.2.40.0040.00418.03
8.2.30.0030.00617.99
8.2.20.0040.00417.96
8.2.10.0030.00619.17
8.2.00.0000.00719.10
8.1.280.0170.00325.92
8.1.270.0000.00723.99
8.1.260.0080.00028.09
8.1.250.0060.00328.09
8.1.240.0030.00623.97
8.1.230.0070.00421.11
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0060.00317.09
8.1.180.0060.00318.10
8.1.170.0040.00418.40
8.1.160.0040.00418.75
8.1.150.0040.00418.91
8.1.140.0070.00018.77
8.1.130.0000.00720.23
8.1.120.0030.00317.39
8.1.110.0050.00317.42
8.1.100.0020.00517.39
8.1.90.0000.00917.34
8.1.80.0030.00617.38
8.1.70.0000.00717.41
8.1.60.0040.00417.49
8.1.50.0070.00017.46
8.1.40.0070.00017.36
8.1.30.0050.00317.59
8.1.20.0030.00617.61
8.1.10.0060.00317.44
8.1.00.0030.00617.38
8.0.300.0030.00520.16
8.0.290.0000.00716.75
8.0.280.0030.00518.36
8.0.270.0000.00717.91
8.0.260.0030.00320.19
8.0.250.0000.00616.92
8.0.240.0040.00417.02
8.0.230.0030.00316.81
8.0.220.0030.00316.86
8.0.210.0000.00716.92
8.0.200.0000.00716.91
8.0.190.0040.00416.90
8.0.180.0030.00516.84
8.0.170.0040.00416.85
8.0.160.0050.00216.97
8.0.150.0040.00416.93
8.0.140.0030.00316.80
8.0.130.0030.00313.34
8.0.120.0000.00816.78
8.0.110.0000.00716.67
8.0.100.0040.00416.93
8.0.90.0050.00316.74
8.0.80.0110.01116.82
8.0.70.0040.00416.94
8.0.60.0040.00416.70
8.0.50.0050.00216.85
8.0.30.0080.00817.11
8.0.20.0110.00716.95
8.0.10.0040.00417.00
8.0.00.0070.01316.53
7.4.330.0050.00016.89
7.4.320.0060.00016.50
7.4.300.0030.00316.50
7.4.290.0020.00516.46
7.4.280.0000.01016.42
7.4.270.0040.00416.50
7.4.260.0060.00013.11
7.4.250.0040.00416.31
7.4.240.0030.00316.35
7.4.230.0030.00416.36
7.4.220.0030.00316.48
7.4.210.0040.01116.41
7.4.200.0040.00416.37
7.4.130.0090.01316.39
7.4.120.0120.00616.30
7.4.110.0110.01116.51
7.4.100.0100.01016.29
7.4.90.0100.00716.52
7.4.80.0060.01016.62
7.4.70.0030.01516.41
7.4.60.0150.00316.31
7.4.50.0140.00816.27
7.4.40.0120.00816.31
7.4.30.0100.01316.44
7.4.20.0140.00616.39
7.4.10.0150.00316.36
7.4.00.0100.01016.59
7.3.330.0000.00716.07
7.3.320.0050.00013.03
7.3.310.0030.00316.14
7.3.300.0070.00016.07
7.3.290.0090.00816.13
7.3.260.0120.01216.17
7.3.240.0160.00316.48
7.3.230.0050.01416.26
7.3.220.0060.01616.39
7.3.210.0140.00316.23
7.3.200.0130.01016.45
7.3.190.0080.00816.11
7.3.180.0060.01316.45
7.3.170.0120.01116.38
7.3.160.0190.00016.44
7.3.150.0090.01216.28
7.3.140.0130.00516.38
7.3.130.0140.00616.21
7.3.120.0030.01516.03
7.3.110.0100.00916.21
7.3.100.0170.00716.25
7.3.90.0110.00616.41
7.3.80.0070.01116.08
7.3.70.0090.01316.07
7.3.60.0090.00916.24
7.3.50.0100.00716.24
7.3.40.0100.00616.05
7.3.30.0030.01615.99
7.3.20.0130.00716.01
7.3.10.0120.00616.00
7.3.00.0130.01116.27
7.2.340.0070.01116.35
7.2.330.0050.01116.56
7.2.320.0100.00716.45
7.2.310.0120.00616.50
7.2.300.0100.01316.23
7.2.290.0060.01216.33
7.2.280.0090.00916.35
7.2.270.0090.00916.51
7.2.260.0170.00316.26
7.2.250.0060.01216.12
7.2.240.0230.00016.21
7.2.230.0080.01516.29
7.2.220.0110.00616.24
7.2.210.0120.01216.28
7.2.200.0110.00616.17
7.2.190.0120.00616.22
7.2.180.0170.00316.24
7.2.170.0120.00616.30
7.2.160.0140.00616.22
7.2.150.0110.00916.39
7.2.140.0100.01016.61
7.2.130.0080.01516.17
7.2.120.0070.01216.30
7.2.110.0130.00716.29
7.2.100.0110.01416.29
7.2.90.0200.00916.40
7.2.80.0140.00916.41
7.2.70.0130.01316.27
7.2.60.0230.01516.24
7.2.50.0130.00616.43
7.2.40.0130.00616.38
7.2.30.0110.00716.27
7.2.20.0090.01816.35
7.2.10.0110.00716.24
7.2.00.0160.01016.34

preferences:
46.42 ms | 400 KiB | 5 Q