3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SomeCollection extends ArrayObject {} $meh = unserialize('O:14:"SomeCollection":1:{i:0;s:4:"item";}'); var_dump('yay', $meh); $meh = unserialize('C:14:"SomeCollection":36:{x:i:0;a:1:{i:0;s:4:"item";};m:a:0:{}}'); var_dump('yay', $meh);

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)
8.3.60.0070.01116.63
8.3.50.0150.00517.41
8.3.40.0030.01218.64
8.3.30.0070.00718.85
8.3.20.0040.00418.52
8.3.10.0050.00318.77
8.3.00.0000.01119.38
8.2.180.0070.01416.63
8.2.170.0040.01122.96
8.2.160.0100.00320.80
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0060.00320.58
8.2.110.0060.00321.04
8.2.100.0040.00717.91
8.2.90.0060.00319.25
8.2.80.0000.00719.31
8.2.70.0030.00617.63
8.2.60.0060.00317.92
8.2.50.0030.00519.23
8.2.40.0030.00618.09
8.2.30.0030.00617.92
8.2.20.0030.00617.71
8.2.10.0000.00817.69
8.2.00.0050.00217.62
8.1.270.0030.00524.66
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.38
8.1.230.0000.01220.95
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00717.41
8.1.180.0000.00818.10
8.1.170.0000.00818.82
8.1.160.0000.00718.79
8.1.150.0020.00518.46
8.1.140.0070.00017.25
8.1.130.0030.00317.84
8.1.120.0000.00817.29
8.1.110.0000.00817.23
8.1.100.0000.00717.24
8.1.90.0070.00317.24
8.1.80.0000.00717.35
8.1.70.0040.00417.32
8.1.60.0040.00417.38
8.1.50.0040.00417.49
8.1.40.0070.00017.49
8.1.30.0040.00417.59
8.1.20.0000.00717.67
8.1.10.0040.00417.58
8.1.00.0040.00417.43
8.0.300.0040.00419.99
8.0.290.0000.00716.88
8.0.280.0030.00318.40
8.0.270.0050.00317.20
8.0.260.0000.00616.90
8.0.250.0070.00016.96
8.0.240.0030.00516.97
8.0.230.0030.00516.93
8.0.220.0070.00016.85
8.0.210.0070.00016.79
8.0.200.0050.00316.97
8.0.190.0040.00416.98
8.0.180.0000.00716.89
8.0.170.0060.00316.95
8.0.160.0030.00316.94
8.0.150.0000.00816.81
8.0.140.0030.00516.75
8.0.130.0000.00513.35
8.0.120.0000.00716.85
8.0.110.0040.00416.96
8.0.100.0040.00416.73
8.0.90.0040.00416.88
8.0.80.0060.00916.91
8.0.70.0040.00416.93
8.0.60.0050.00316.93
8.0.50.0040.00416.93
8.0.30.0110.00716.93
8.0.20.0090.01617.03
8.0.10.0040.00417.01
8.0.00.0130.00716.69
7.4.330.0050.00012.95
7.4.320.0030.00316.38
7.4.300.0070.00016.53
7.4.290.0060.00316.58
7.4.280.0070.00016.47
7.4.270.0000.00716.45
7.4.260.0000.00513.16
7.4.250.0030.00616.57
7.4.240.0040.00416.54
7.4.230.0040.00416.62
7.4.220.0060.01616.60
7.4.210.0050.01016.49
7.4.200.0030.00516.65
7.4.190.0000.00716.42
7.4.160.0030.01216.36
7.4.150.0100.00716.43
7.4.140.0130.00816.52
7.4.130.0110.00616.39
7.4.120.0130.00516.29
7.4.110.0110.00716.26
7.4.100.0060.01216.37
7.4.90.0060.01016.59
7.4.80.0150.00719.39
7.4.70.0030.01316.46
7.4.60.0100.00616.69
7.4.50.0050.00516.41
7.4.40.0030.01016.48
7.4.30.0040.01216.20
7.4.00.0060.01014.88
7.3.330.0070.00013.27
7.3.320.0000.00613.23
7.3.310.0000.00616.11
7.3.300.0060.00016.30
7.3.290.0090.00616.27
7.3.280.0070.01016.23
7.3.270.0100.00716.27
7.3.260.0120.00616.43
7.3.250.0070.01016.38
7.3.240.0100.01316.32
7.3.230.0040.01416.54
7.3.210.0100.00616.29
7.3.200.0060.01116.38
7.3.190.0150.00716.16
7.3.180.0070.00716.28
7.3.170.0060.01016.37
7.3.160.0080.00716.26
7.3.120.0070.01014.72
7.3.110.0020.01214.76
7.3.100.0060.00914.66
7.3.90.0030.01114.93
7.3.80.0070.00714.87
7.3.70.0050.00914.85
7.3.60.0080.00614.76
7.3.50.0110.00314.65
7.3.40.0090.00314.71
7.3.30.0020.01214.76
7.3.20.0080.00616.36
7.3.10.0080.00816.45
7.3.00.0080.00516.55
7.2.330.0150.01216.60
7.2.320.0090.00916.64
7.2.310.0100.01316.61
7.2.300.0140.00416.55
7.2.290.0030.01516.35
7.2.250.0110.00315.11
7.2.240.0090.00914.76
7.2.230.0030.01114.96
7.2.220.0090.00715.00
7.2.210.0060.00914.94
7.2.200.0070.00614.86
7.2.190.0080.00814.96
7.2.180.0070.00715.00
7.2.170.0080.00714.83
7.2.160.0120.00014.89
7.2.150.0060.00616.63
7.2.140.0070.01016.89
7.2.130.0030.01416.93
7.2.120.0070.00716.74
7.2.110.0120.00416.49
7.2.100.0070.01016.82
7.2.90.0090.00616.82
7.2.80.0070.01016.86
7.2.70.0100.00716.96
7.2.60.0100.00716.92
7.2.50.0090.00616.89
7.2.40.0030.00916.91
7.2.30.0090.00616.83
7.2.20.0060.01016.61
7.2.10.0030.00916.63
7.2.00.0090.00617.86
7.1.330.0030.01015.81
7.1.320.0050.00715.63
7.1.310.0070.00515.71
7.1.300.0080.00715.69
7.1.290.0000.01215.70
7.1.280.0080.00515.72
7.1.270.0050.00915.67
7.1.260.0050.00915.63
7.1.250.0030.01315.71
7.1.200.0000.00915.39
7.1.100.0070.00718.01
7.1.70.0060.00616.79
7.1.60.0040.02219.40
7.1.50.0070.01416.86
7.1.00.0000.06022.48
7.0.200.0260.00314.49
7.0.140.0000.07022.04
7.0.120.0000.07722.13
7.0.110.0070.07720.02
7.0.100.0130.07719.97
7.0.90.0170.06720.04
7.0.80.0130.06719.89
7.0.70.0130.07319.84
7.0.60.0070.08319.99
7.0.50.0130.07720.37
7.0.40.0070.07720.04
7.0.30.0170.04720.16
7.0.20.0070.05319.98
7.0.10.0100.07320.18
7.0.00.0100.08020.11
5.6.280.0030.07321.13
5.6.260.0000.05020.69
5.6.250.0100.04720.61
5.6.240.0030.08720.72
5.6.230.0070.08320.70
5.6.220.0130.07020.71
5.6.210.0030.08320.59
5.6.200.0070.07721.15
5.6.190.0070.05021.15
5.6.180.0100.07721.22
5.6.170.0100.08321.16
5.6.160.0100.04721.27
5.6.150.0130.06721.09
5.6.140.0030.06021.23
5.6.130.0030.06721.05
5.6.120.0130.08321.09
5.6.110.0000.05021.21
5.6.100.0070.08020.92
5.6.90.0000.08720.93
5.6.80.0100.07020.64
5.6.70.0170.06020.34
5.6.60.0070.08020.52
5.6.50.0030.08320.54
5.6.40.0130.07720.35
5.6.30.0070.07720.33
5.6.20.0200.07020.48
5.6.10.0030.08020.48
5.6.00.0170.06020.50
5.5.380.0100.07020.58
5.5.370.0100.07720.45
5.5.360.0070.08320.41
5.5.350.0100.07320.53
5.5.340.0130.07320.90
5.5.330.0030.08721.02
5.5.320.0030.07320.91
5.5.310.0030.07720.78
5.5.300.0030.05321.02
5.5.290.0070.05020.87
5.5.280.0200.07320.71
5.5.270.0100.08021.03
5.5.260.0030.06720.89
5.5.250.0100.07720.52
5.5.240.0100.03320.35
5.5.230.0130.07320.08
5.5.220.0070.07720.39
5.5.210.0100.05320.37
5.5.200.0030.07320.06
5.5.190.0200.05320.21
5.5.180.0100.07320.22
5.5.160.0070.07320.24
5.5.150.0070.04720.22
5.5.140.0070.08020.30
5.5.130.0270.03020.30
5.5.120.0170.06320.19
5.5.110.0030.06720.13
5.5.100.0100.05720.24
5.5.90.0100.08020.15
5.5.80.0100.07320.00
5.5.70.0030.07320.27
5.5.60.0130.07020.18
5.5.50.0130.04020.25
5.5.40.0130.05720.23
5.5.30.0030.08320.14
5.5.20.0030.08319.99
5.5.10.0170.06720.22
5.5.00.0000.08020.23
5.4.450.0000.08719.32
5.4.440.0030.04319.49
5.4.430.0130.06719.34
5.4.420.0070.04319.35
5.4.410.0100.07319.19
5.4.400.0030.07319.02
5.4.390.0070.06719.00
5.4.380.0100.05019.26
5.4.370.0170.06719.14
5.4.360.0070.07719.01
5.4.350.0100.06319.17
5.4.340.0070.07719.23
5.4.320.0100.06319.23
5.4.310.0100.07019.18
5.4.300.0100.05718.94
5.4.290.0000.07719.02
5.4.280.0070.06019.10
5.4.270.0000.08319.16
5.4.260.0030.06719.30
5.4.250.0100.06719.14
5.4.240.0130.06019.00
5.4.230.0100.06319.14
5.4.220.0200.03319.18
5.4.210.0130.04719.32
5.4.200.0130.07019.08
5.4.190.0000.07719.30
5.4.180.0130.06018.94
5.4.170.0100.06319.08
5.4.160.0000.06019.29
5.4.150.0070.07719.01
5.4.140.0130.06316.32
5.4.130.0100.06716.51
5.4.120.0130.06016.39
5.4.110.0070.07316.65
5.4.100.0030.07316.44
5.4.90.0000.07716.31
5.4.80.0000.08016.56
5.4.70.0130.06016.36
5.4.60.0100.07016.33
5.4.50.0100.04316.39
5.4.40.0100.07316.61
5.4.30.0070.07016.23
5.4.20.0000.07316.47
5.4.10.0100.07016.49
5.4.00.0170.06015.98
5.3.290.0000.06014.81
5.3.280.0070.07314.61
5.3.270.0130.07314.76
5.3.260.0100.07314.62
5.3.250.0070.04714.57
5.3.240.0070.07714.62
5.3.230.0100.06314.63
5.3.220.0070.07014.60
5.3.210.0200.06714.57
5.3.200.0070.07014.66
5.3.190.0130.06714.71
5.3.180.0070.07314.56
5.3.170.0100.07314.52
5.3.160.0000.08314.71
5.3.150.0100.06714.60
5.3.140.0130.06714.54
5.3.130.0130.07014.56
5.3.120.0000.08314.54
5.3.110.0070.07014.57
5.3.100.0170.07314.04
5.3.90.0100.07013.88
5.3.80.0100.07314.05
5.3.70.0030.07714.16
5.3.60.0070.07314.03
5.3.50.0170.06313.94
5.3.40.0070.07314.08
5.3.30.0130.07013.94
5.3.20.0070.07713.64
5.3.10.0100.06313.64
5.3.00.0100.07013.60
5.2.170.0030.06011.82
5.2.160.0000.06011.82
5.2.150.0070.06011.82
5.2.140.0130.05311.82
5.2.130.0030.03311.82
5.2.120.0030.06011.82
5.2.110.0030.03711.82
5.2.100.0130.05011.82
5.2.90.0030.06011.82
5.2.80.0030.06711.82
5.2.70.0030.06011.82
5.2.60.0100.05311.82
5.2.50.0030.06311.82
5.2.40.0100.05311.82
5.2.30.0000.06711.82
5.2.20.0030.04011.82
5.2.10.0030.05711.82
5.2.00.0000.04311.82
5.1.60.0100.04711.82
5.1.50.0100.04711.82
5.1.40.0000.05711.82
5.1.30.0070.05311.82
5.1.20.0100.04711.82
5.1.10.0070.05311.82
5.1.00.0070.05311.82
5.0.50.0030.04311.82
5.0.40.0030.04311.82
5.0.30.0030.06711.82
5.0.20.0070.03311.82
5.0.10.0100.02311.82
5.0.00.0000.06311.82
4.4.90.0000.03711.82
4.4.80.0070.02311.82
4.4.70.0030.03311.82
4.4.60.0030.03311.82
4.4.50.0030.03311.82
4.4.40.0100.04311.82
4.4.30.0070.02311.82
4.4.20.0030.02711.82
4.4.10.0070.03311.82
4.4.00.0030.05311.82
4.3.110.0030.03311.82
4.3.100.0000.03711.82
4.3.90.0000.03311.82
4.3.80.0000.05711.82
4.3.70.0030.03011.82
4.3.60.0030.03311.82
4.3.50.0070.03311.82
4.3.40.0030.05011.82
4.3.30.0000.03711.82
4.3.20.0030.02011.82
4.3.10.0000.03711.82
4.3.00.0000.03011.82

preferences:
55.4 ms | 400 KiB | 5 Q