3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:2:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";i:1;}i:1;r:3;}'; $x = unserialize($x); var_dump($x);

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)
8.3.60.0030.01118.61
8.3.50.0100.00716.26
8.3.40.0110.00719.02
8.3.30.0070.00718.61
8.3.20.0070.00720.16
8.3.10.0030.00523.61
8.3.00.0040.00419.68
8.2.180.0070.00716.63
8.2.170.0120.00922.96
8.2.160.0110.00420.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0110.00026.16
8.2.120.0030.00719.32
8.2.110.0060.00321.00
8.2.100.0060.00617.97
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00517.50
8.2.60.0000.00817.80
8.2.50.0030.00518.07
8.2.40.0040.00719.20
8.2.30.0050.00319.87
8.2.20.0040.00417.68
8.2.10.0000.00917.94
8.2.00.0050.00318.07
8.1.280.0130.00725.92
8.1.270.0140.00320.11
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0060.00321.28
8.1.230.0000.01119.48
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0000.00818.53
8.1.160.0030.00621.96
8.1.150.0000.00818.87
8.1.140.0040.00417.39
8.1.130.0000.00717.63
8.1.120.0030.00417.41
8.1.110.0000.00817.38
8.1.100.0030.00317.37
8.1.90.0000.00717.41
8.1.80.0040.00417.41
8.1.70.0070.00017.41
8.1.60.0060.00317.53
8.1.50.0000.00717.57
8.1.40.0030.00517.43
8.1.30.0000.00917.55
8.1.20.0040.00417.66
8.1.10.0040.00417.60
8.1.00.0000.00717.49
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0080.00018.48
8.0.270.0000.00717.12
8.0.260.0000.00617.16
8.0.250.0050.00316.86
8.0.240.0080.00016.93
8.0.230.0030.00316.96
8.0.220.0000.00716.88
8.0.210.0000.00716.86
8.0.200.0020.00516.83
8.0.190.0040.00416.96
8.0.180.0040.00416.90
8.0.170.0030.00316.96
8.0.160.0070.00016.89
8.0.150.0040.00416.82
8.0.140.0040.00416.77
8.0.130.0050.00013.38
8.0.120.0000.00716.71
8.0.110.0040.00416.73
8.0.100.0040.00416.76
8.0.90.0040.00416.92
8.0.80.0130.00716.78
8.0.70.0030.00516.83
8.0.60.0000.00716.86
8.0.50.0000.00716.80
8.0.30.0130.00617.18
8.0.20.0100.01017.40
8.0.10.0050.00316.91
8.0.00.0110.00616.80
7.4.330.0000.00515.08
7.4.320.0000.00616.48
7.4.300.0040.00416.54
7.4.290.0040.00716.53
7.4.280.0040.00416.55
7.4.270.0000.00716.56
7.4.260.0040.00316.56
7.4.250.0030.00616.56
7.4.240.0020.00616.48
7.4.230.0030.00316.63
7.4.220.0090.00616.49
7.4.210.0190.00616.50
7.4.200.0070.00016.66
7.4.160.0120.00416.64
7.4.150.0100.00717.40
7.4.140.0150.00617.86
7.4.130.0150.00816.48
7.4.120.0100.01316.47
7.4.110.0040.01316.49
7.4.100.0070.01416.37
7.4.90.0100.00616.30
7.4.80.0120.00619.39
7.4.70.0040.01316.61
7.4.60.0230.00216.44
7.4.50.0000.00816.22
7.4.40.0080.00816.56
7.4.30.0070.01016.52
7.4.00.0040.00815.01
7.3.330.0000.00713.04
7.3.320.0000.00613.06
7.3.310.0000.00716.36
7.3.300.0000.00716.24
7.3.290.0070.01016.22
7.3.280.0110.00516.22
7.3.270.0060.01317.40
7.3.260.0100.01016.60
7.3.250.0100.01016.39
7.3.240.0030.01316.33
7.3.230.0140.00616.39
7.3.210.0110.00616.18
7.3.200.0060.00916.33
7.3.190.0030.01316.21
7.3.180.0130.00616.29
7.3.170.0030.01316.27
7.3.160.0130.00716.41
7.2.330.0160.00316.48
7.2.320.0100.01016.30
7.2.310.0090.00616.39
7.2.300.0130.00316.32
7.2.290.0100.01316.55
7.2.60.0030.01316.95
7.2.00.0070.00719.05
7.1.200.0050.00815.34
7.1.100.0000.01117.90
7.1.70.0030.00717.14
7.1.60.0090.01320.03
7.1.50.0030.01016.80
7.1.00.0000.08022.36
7.0.200.0070.00316.66
7.0.60.0070.08719.91
7.0.50.0000.04317.92
7.0.40.0130.05720.30
7.0.30.0670.05720.09
7.0.20.0270.07020.17
7.0.10.0070.06720.30
7.0.00.0030.06020.28
5.6.280.0000.03320.97
5.6.210.0130.07320.68
5.6.200.0130.07318.18
5.6.190.0100.08720.60
5.6.180.3870.04320.39
5.6.170.0270.08020.51
5.6.160.0070.08320.38
5.6.150.0100.04018.16
5.6.140.0070.05018.18
5.6.130.0030.08018.18
5.6.120.0130.06021.11
5.6.110.0030.05720.98
5.6.100.0130.03321.00
5.6.90.0030.07020.87
5.6.80.0070.07320.37
5.6.70.3470.03720.51
5.5.350.0270.07320.52
5.5.340.0130.07717.91
5.5.330.0100.07720.14
5.5.320.0400.06720.32
5.5.310.0370.07020.20
5.5.300.0000.08717.91
5.5.290.0030.08717.91
5.5.280.0030.05020.86
5.5.270.0070.03720.76
5.5.260.0070.08720.61
5.5.250.0130.07720.68
5.5.240.0170.06020.11
5.4.450.0170.05319.50
5.4.440.0270.04719.10
5.4.430.0070.06319.45
5.4.420.0100.06019.43
5.4.410.0200.05319.32
5.4.400.0070.06318.79
5.4.390.0170.05319.17
5.4.380.0170.05018.97
5.4.370.0230.06019.09
5.4.360.0170.05719.05
5.4.350.0170.05319.13
5.4.340.0130.05718.97
5.4.320.0070.06319.07
5.4.310.0200.04719.13
5.4.300.0170.05019.07
5.4.290.0070.06018.88
5.4.280.0130.05319.10
5.4.270.0130.05319.23
5.4.260.0100.05719.13
5.4.250.0230.04318.77
5.4.240.0200.05019.09
5.4.230.0100.05319.23
5.4.220.0230.04319.13
5.4.210.0200.04718.88
5.4.200.0370.04319.19
5.4.190.0230.06719.08
5.4.180.0230.05319.16
5.4.170.0170.06719.09
5.4.160.0130.05319.17
5.4.150.0230.05018.73
5.4.140.0170.05016.47
5.4.130.0200.04316.39
5.4.120.0200.04716.42
5.4.110.0170.05016.45
5.4.100.0200.04716.48
5.4.90.0230.04016.47
5.4.80.0070.05716.29
5.4.70.0270.05716.05
5.4.60.0300.06316.47
5.4.50.0000.06016.36
5.4.40.0030.04016.05
5.4.30.0130.06316.17
5.4.20.0230.03316.46

preferences:
55.86 ms | 400 KiB | 5 Q