3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj='a:1:{i:0;C:16:"SplObjectStorage":2759:{x:i:66;O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};;d:1.498383903995006533587932934186705130879643680980753130639055833542348720431762506685108651824309255E-298;;O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};i:0;m:a:0:{}}}'; var_dump(unserialize($obj)); ?>

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)
8.3.60.0100.00716.38
8.3.50.0140.00722.82
8.3.40.0030.01218.71
8.3.30.0070.00718.89
8.3.20.0040.00420.20
8.3.10.0000.00721.87
8.3.00.0050.00319.56
8.2.180.0100.01018.41
8.2.170.0040.01122.96
8.2.160.0140.00020.44
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0100.00019.29
8.2.110.0100.00022.19
8.2.100.0030.00917.78
8.2.90.0000.00719.23
8.2.80.0080.00019.46
8.2.70.0030.00617.50
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0040.00418.21
8.2.30.0060.00319.34
8.2.20.0000.00817.53
8.2.10.0000.00718.03
8.2.00.0000.01117.48
8.1.280.0130.00725.92
8.1.270.0090.00023.85
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0100.00023.90
8.1.230.0070.00419.01
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0080.00317.22
8.1.190.0030.00517.54
8.1.180.0040.00418.10
8.1.170.0030.00518.46
8.1.160.0040.00418.84
8.1.150.0050.00318.73
8.1.140.0050.00517.43
8.1.130.0030.00317.79
8.1.120.0050.00317.27
8.1.110.0070.00017.39
8.1.100.0070.00017.41
8.1.90.0030.00317.37
8.1.80.0050.00317.41
8.1.70.0070.00017.37
8.1.60.0030.00617.55
8.1.50.0040.00417.42
8.1.40.0050.00317.31
8.1.30.0000.00917.61
8.1.20.0040.00417.45
8.1.10.0040.00417.48
8.1.00.0000.00817.38
8.0.300.0040.00418.77
8.0.290.0070.00017.16
8.0.280.0000.00718.47
8.0.270.0000.00717.10
8.0.260.0050.00317.09
8.0.250.0030.00316.95
8.0.240.0000.00716.94
8.0.230.0030.00316.92
8.0.220.0000.00716.85
8.0.210.0030.00316.79
8.0.200.0030.00316.91
8.0.190.0040.00416.83
8.0.180.0000.00716.89
8.0.170.0040.00416.77
8.0.160.0000.00716.91
8.0.150.0040.00416.80
8.0.140.0070.00016.82
8.0.130.0060.00313.39
8.0.120.0040.00416.73
8.0.110.0000.00716.89
8.0.100.0070.00016.81
8.0.90.0070.00016.93
8.0.80.0070.01316.87
8.0.70.0040.00416.91
8.0.60.0040.00416.71
8.0.50.0040.00416.82
8.0.30.0160.00617.04
8.0.20.0090.00917.40
8.0.10.0040.00416.88
8.0.00.0090.00816.76
7.4.330.0030.00315.03
7.4.320.0000.00716.55
7.4.300.0000.00616.45
7.4.290.0070.00016.35
7.4.280.0070.00016.33
7.4.270.0030.00316.48
7.4.260.0070.00316.50
7.4.250.0040.00416.52
7.4.240.0030.00416.52
7.4.230.0070.00016.59
7.4.220.0130.00716.49
7.4.210.0080.01216.47
7.4.200.0000.00716.51
7.4.160.0120.00316.30
7.4.150.0090.00917.40
7.4.140.0130.00417.86
7.4.130.0090.00816.46
7.4.120.0060.01016.36
7.4.110.0140.00316.45
7.4.100.0100.01316.62
7.4.90.0130.00316.32
7.4.80.0090.01319.39
7.4.70.0070.01016.36
7.4.60.0080.00816.32
7.4.50.0040.00416.37
7.4.40.0110.00716.33
7.4.30.0090.00616.34
7.4.00.0040.01114.52
7.3.330.0000.00613.09
7.3.320.0000.00513.04
7.3.310.0070.00016.15
7.3.300.0060.00016.22
7.3.290.0050.01216.25
7.3.280.0100.00816.17
7.3.270.0030.01517.40
7.3.260.0100.00716.17
7.3.250.0090.00816.21
7.3.240.0100.00716.23
7.3.230.0080.00816.39
7.3.210.0130.00316.19
7.3.200.0120.00919.39
7.3.190.0140.00316.27
7.3.180.0000.01616.39
7.3.170.0170.00316.31
7.3.160.0060.00916.19
7.2.330.0140.00416.42
7.2.320.0040.01316.47
7.2.310.0080.00816.30
7.2.300.0090.01216.45
7.2.290.0120.00616.33
7.2.60.0040.01216.51
7.2.00.0000.01719.18
7.1.200.0180.00415.84
7.1.100.0000.01118.19
7.1.70.0000.00817.09
7.1.60.0070.01819.34
7.1.50.0110.01116.73
7.1.00.0000.07722.40
7.0.200.0030.00616.40
7.0.140.0000.07722.10
7.0.60.0130.07019.95
7.0.50.0070.05317.86
7.0.40.0070.07320.24
7.0.30.0530.06320.22
7.0.20.0000.08720.08
7.0.10.0230.08319.96
7.0.00.0030.08320.16
5.6.280.0070.07021.06
5.6.210.0170.07020.60
5.6.200.0030.08718.09
5.6.190.0070.04020.43
5.6.180.0400.06720.45
5.6.170.0270.07720.50
5.6.160.0130.08020.50
5.6.150.0070.07718.14
5.6.140.0030.07018.18
5.6.130.0130.07718.12
5.6.120.0170.04721.02
5.6.110.0100.07721.10
5.6.100.0070.08321.03
5.6.90.0070.07721.15
5.6.80.0000.04020.36
5.6.70.2700.04320.40
5.5.350.0270.07020.41
5.5.340.0170.07317.91
5.5.330.0100.08320.29
5.5.320.0300.04020.34
5.5.310.0270.03720.26
5.5.300.0030.04017.91
5.5.290.0070.04718.02
5.5.280.0100.03720.96
5.5.270.0130.04320.82
5.5.260.0130.07720.72
5.5.250.0030.04720.46
5.5.240.0130.03320.12
5.4.450.0230.04719.41
5.4.440.0230.04319.46
5.4.430.0230.05019.45
5.4.420.0130.05319.63
5.4.410.0100.05718.96
5.4.400.0130.05018.77
5.4.390.0030.05718.78
5.4.380.0170.05018.61
5.4.370.0070.07718.46
5.4.360.0100.05318.68
5.4.350.0030.03713.68
5.4.340.0170.03713.82
5.4.320.0000.04314.17
5.4.310.0030.04014.31
5.4.300.0000.04014.18
5.4.290.0030.04014.31
5.4.280.0070.03314.07
5.4.270.0070.03314.08
5.4.260.0070.04014.11
5.4.250.0100.04014.03
5.4.240.0030.04313.99
5.4.230.0070.04014.09
5.4.220.0030.04014.23
5.4.210.0070.04714.07
5.4.200.0100.03314.20
5.4.190.0130.03314.02
5.4.180.0100.03714.05
5.4.170.0070.03714.11
5.4.160.0000.04014.09
5.4.150.0030.04314.08
5.4.140.0100.03313.79
5.4.130.0100.03313.82
5.4.120.0030.04013.64
5.4.110.0030.04013.68
5.4.100.0070.04313.68
5.4.90.0070.03713.64
5.4.80.0130.03313.78
5.4.70.0000.04313.70
5.4.60.0070.03713.71
5.4.50.0100.04313.66
5.4.40.0100.03313.84
5.4.30.0070.04013.66
5.4.20.0070.04313.81
5.4.10.0130.04313.70
5.4.00.0070.03313.20
5.3.290.0070.04314.70
5.3.280.0000.04014.52
5.3.270.0130.03714.45
5.3.260.0070.04014.57
5.3.250.0070.04714.46
5.3.240.0070.03714.53
5.3.230.0100.03314.48
5.3.220.0100.03714.47
5.3.210.0030.04314.48
5.3.200.0070.03714.42
5.3.190.0000.05314.50
5.3.180.0070.03714.41
5.3.170.0070.03714.57
5.3.160.0030.04314.46
5.3.150.0030.04014.41
5.3.140.0130.03714.52
5.3.130.0030.04014.59
5.3.120.0130.03314.46
5.3.110.0070.04314.44
5.3.100.0030.04014.07
5.3.90.0070.03714.07
5.3.80.0070.04013.93
5.3.70.0070.03713.93
5.3.60.0100.03313.95
5.3.50.0000.04713.81
5.3.40.0130.03313.88
5.3.30.0100.03713.78
5.3.20.0030.03713.61
5.3.10.0130.02713.52
5.3.00.0070.04013.61
5.2.170.0070.03011.02
5.2.160.0030.03711.12
5.2.150.0030.03011.13
5.2.140.0070.03011.12
5.2.130.0100.03311.08
5.2.120.0100.03711.01
5.2.110.0000.03311.08
5.2.100.0070.03311.03
5.2.90.0030.04011.11
5.2.80.0000.03711.15
5.2.70.0030.03311.02
5.2.60.0100.02711.03
5.2.50.0070.02711.08
5.2.40.0200.03010.85
5.2.30.0000.03310.95
5.2.20.0030.03010.96
5.2.10.0070.02710.77
5.2.00.0070.02710.84
5.1.60.0000.03010.12
5.1.50.0030.03010.00
5.1.40.0070.02310.09
5.1.30.0030.02710.44
5.1.20.0070.02710.27
5.1.10.0030.03010.05
5.1.00.0070.0309.99
5.0.50.0000.0278.51
5.0.40.0030.0238.39
5.0.30.0030.0378.19
5.0.20.0030.0278.14
5.0.10.0030.0208.14
5.0.00.0070.0278.14
4.4.90.0000.0235.88
4.4.80.0000.0235.84
4.4.70.0000.0175.81
4.4.60.0070.0175.82
4.4.50.0000.0205.84
4.4.40.0030.0305.82
4.4.30.0030.0205.81
4.4.20.0030.0205.91
4.4.10.0070.0175.93
4.4.00.0030.0275.96
4.3.110.0000.0205.76
4.3.100.0000.0175.79
4.3.90.0000.0175.80
4.3.80.0000.0275.75
4.3.70.0070.0205.73
4.3.60.0000.0205.75
4.3.50.0070.0205.84
4.3.40.0030.0275.68
4.3.30.0030.0204.47
4.3.20.0000.0174.46
4.3.10.0000.0174.50
4.3.00.0100.01316.65

preferences:
49.33 ms | 401 KiB | 5 Q