3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj { var $prop; function __wakeup() { $this->prop = 'prop'; } } $x = 'a:3:{i:0;O:8:"stdClass":1:{i:0;a:1:{i:0;i:1;}}i:1;O:3:"obj":1:{s:4:"prop";R:2;}i:2;R:3;}'; $y = unserialize($x); var_dump($y);

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)
8.3.60.0140.00416.50
8.3.50.0100.01021.97
8.3.40.0120.00318.71
8.3.30.0140.00018.72
8.3.20.0040.00420.18
8.3.10.0000.00721.77
8.3.00.0050.00319.56
8.2.180.0110.00718.03
8.2.170.0120.00622.96
8.2.160.0070.01019.24
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0030.00517.50
8.2.110.0040.00419.38
8.2.100.0040.00817.78
8.2.90.0000.00819.14
8.2.80.0000.00817.97
8.2.70.0050.00317.38
8.2.60.0040.00417.68
8.2.50.0040.00418.07
8.2.40.0000.00819.44
8.2.30.0050.00220.50
8.2.20.0040.00417.48
8.2.10.0070.00018.12
8.2.00.0000.00717.99
8.1.280.0100.01025.92
8.1.270.0100.00722.04
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0070.00322.06
8.1.230.0090.00317.52
8.1.220.0000.00817.76
8.1.210.0040.00418.77
8.1.200.0060.00317.13
8.1.190.0040.00417.00
8.1.180.0080.00018.10
8.1.170.0040.00418.61
8.1.160.0070.00022.00
8.1.150.0030.00518.79
8.1.140.0000.00817.40
8.1.130.0080.00017.61
8.1.120.0000.00717.48
8.1.110.0050.00217.30
8.1.100.0000.00717.29
8.1.90.0000.00717.41
8.1.80.0040.00417.41
8.1.70.0040.00417.40
8.1.60.0000.00717.51
8.1.50.0080.00017.49
8.1.40.0000.00817.54
8.1.30.0000.00917.57
8.1.20.0040.00417.55
8.1.10.0080.00017.45
8.1.00.0040.00417.25
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0030.00318.50
8.0.270.0000.00717.19
8.0.260.0030.00317.20
8.0.250.0000.00716.93
8.0.240.0000.00716.97
8.0.230.0000.00816.95
8.0.220.0030.00316.77
8.0.210.0080.00016.93
8.0.200.0000.00617.00
8.0.190.0040.00416.96
8.0.180.0040.00416.82
8.0.170.0000.00716.88
8.0.160.0000.00716.80
8.0.150.0040.00416.82
8.0.140.0040.00416.89
8.0.130.0000.00613.29
8.0.120.0050.00216.85
8.0.110.0050.00216.72
8.0.100.0000.00916.79
8.0.90.0040.00417.02
8.0.80.0060.01016.93
8.0.70.0040.00416.77
8.0.60.0000.00716.77
8.0.50.0000.00816.84
8.0.30.0130.00616.88
8.0.20.0150.00617.40
8.0.10.0050.00316.98
8.0.00.0130.00716.72
7.4.330.0000.00515.09
7.4.320.0000.00616.44
7.4.300.0060.00016.40
7.4.290.0070.00016.59
7.4.280.0040.00816.59
7.4.270.0070.00016.62
7.4.260.0000.00716.39
7.4.250.0000.00816.62
7.4.240.0020.00516.57
7.4.230.0070.00016.68
7.4.220.0070.01016.63
7.4.210.0050.01216.52
7.4.200.0040.00416.59
7.4.160.0040.01216.44
7.4.150.0130.00617.40
7.4.140.0120.01017.86
7.4.130.0120.00816.31
7.4.120.0090.01116.43
7.4.110.0120.00616.70
7.4.100.0140.01416.57
7.4.90.0150.00916.45
7.4.80.0090.00619.39
7.4.70.0130.00416.64
7.4.60.0050.01016.53
7.4.50.0030.00316.48
7.4.40.0080.00816.59
7.4.30.0030.01316.54
7.4.00.0130.00314.86
7.3.330.0000.00713.14
7.3.320.0060.00013.29
7.3.310.0050.00316.27
7.3.300.0060.00016.29
7.3.290.0070.00016.20
7.3.280.0120.00716.30
7.3.270.0030.01417.40
7.3.260.0150.00816.30
7.3.240.0120.00616.44
7.3.230.0110.00616.50
7.3.210.0110.00616.31
7.3.200.0140.00616.73
7.3.190.0070.01016.45
7.3.180.0070.01016.13
7.3.170.0100.01316.60
7.3.160.0100.00616.46
7.2.330.0110.00616.66
7.2.320.0100.01016.36
7.2.310.0100.00716.54
7.2.300.0130.00316.46
7.2.290.0170.00616.55
7.2.80.0070.00716.22
7.2.60.0070.00716.60
7.2.00.0030.00619.31
7.1.200.0060.00615.88
7.1.100.0000.01818.07
7.1.70.0060.00617.04
7.1.60.0000.02219.27
7.1.50.0260.01034.71
7.1.00.0100.07022.30
7.0.200.0200.00416.37
7.0.70.0130.07721.66
7.0.60.0170.07021.75
7.0.50.0030.08322.06
7.0.40.0000.08020.05
7.0.30.0100.08020.07
7.0.20.0070.06320.11
7.0.10.0030.08020.17
7.0.00.0070.07020.12
5.6.280.0000.03321.07
5.6.220.0000.06020.50
5.6.210.0070.08020.57
5.6.200.0070.08320.95
5.6.190.0030.08720.91
5.6.180.0070.05320.95
5.6.170.0000.09320.94
5.6.160.0070.07321.05
5.6.150.0100.07720.96
5.6.140.0000.04721.14
5.6.130.0170.07321.03
5.6.120.0030.08720.93
5.6.110.0070.06721.01
5.6.100.0130.07320.95
5.6.90.0030.04721.08
5.6.80.0030.08020.34
5.6.70.0130.07320.48
5.6.60.0100.07020.31
5.6.50.0030.05720.34
5.6.40.0000.08720.46
5.6.30.0030.08020.25
5.6.20.0070.08020.43
5.6.10.0070.06720.32
5.6.00.0070.07720.36
5.5.360.0070.05320.50
5.5.350.0000.07720.39
5.5.340.0130.07320.88
5.5.330.0230.06020.88
5.5.320.0070.08320.90
5.5.310.0030.06020.88
5.5.300.0030.08720.64
5.5.290.0070.05320.88
5.5.280.0000.09020.78
5.5.270.0000.09320.85
5.5.260.0170.06320.89
5.5.250.0030.06020.64
5.5.240.0070.06320.18
5.5.230.0070.07720.28
5.5.220.0100.04020.24
5.5.210.0000.05720.02
5.5.200.0130.07320.24
5.5.190.0100.07720.13
5.5.180.0070.08020.13
5.5.160.0070.06020.27
5.5.150.0030.07720.08
5.5.140.0070.07020.22
5.5.130.0030.06319.98
5.5.120.0030.05720.27
5.5.110.0030.08020.27
5.5.100.0100.07020.07
5.5.90.0000.06020.07
5.5.80.0070.04720.07
5.5.70.0000.07720.07
5.5.60.0030.07320.03
5.5.50.0030.07720.01
5.5.40.0070.07720.14
5.5.30.0070.07319.90
5.5.20.0070.07319.91
5.5.10.0030.07020.11
5.5.00.0000.08719.97
5.4.450.0030.07319.51
5.4.440.0100.04319.36
5.4.430.0000.08319.27
5.4.420.0130.07019.19
5.4.410.0000.08319.40
5.4.400.0000.07719.05
5.4.390.0130.07719.05
5.4.380.0070.07019.21
5.4.370.0030.05319.13
5.4.360.0070.08018.88
5.4.350.0070.06019.23
5.4.340.0030.07718.92
5.4.320.0070.07019.18
5.4.310.0030.07719.13
5.4.300.0200.04718.84
5.4.290.0070.07319.13
5.4.280.0000.08019.22
5.4.270.0030.05319.14
5.4.260.0000.07719.04
5.4.250.0000.07018.94
5.4.240.0000.08019.02
5.4.230.0100.07019.12
5.4.220.0070.07718.92
5.4.210.0100.07019.05
5.4.200.0030.08319.22
5.4.190.0070.07019.08
5.4.180.0030.05019.17
5.4.170.0030.06719.17
5.4.160.0030.07019.08
5.4.150.0030.07318.88
5.4.140.0030.08016.33
5.4.130.0100.07016.41
5.4.120.0030.07716.45
5.4.110.0030.05716.36
5.4.100.0030.05716.44
5.4.90.0000.03716.43
5.4.80.0070.05716.39
5.4.70.0100.05716.52
5.4.60.0030.06716.27
5.4.50.0000.08016.40
5.4.40.0070.07016.24
5.4.30.0000.07716.28
5.4.20.0000.05716.45
5.4.10.0000.07716.28
5.4.00.0000.07715.69

preferences:
52.67 ms | 401 KiB | 5 Q