3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o1 = new StdClass; $o2 = new StdClass; $s = new SplObjectStorage(); $s->attach($o1); // similar to $s[$o1] = NULL; $s->attach($o2, "hello"); // similar to $s[$o2] = "hello"; $s->attach($o2, "cc"); foreach ($s as $k => $v) { var_dump($k, $v, $s->getData()); }

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)
8.3.60.0100.01018.43
8.3.50.0120.00521.09
8.3.40.0110.00318.84
8.3.30.0060.01320.25
8.3.20.0000.00820.26
8.3.10.0000.00821.95
8.3.00.0000.00722.44
8.2.180.0040.01118.66
8.2.170.0030.01022.96
8.2.160.0030.01120.53
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0140.00426.16
8.2.120.0040.00419.54
8.2.110.0030.00720.52
8.2.100.0030.00917.97
8.2.90.0030.00618.93
8.2.80.0040.00419.40
8.2.70.0040.00417.61
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0040.00418.05
8.2.30.0040.00419.45
8.2.20.0060.00317.72
8.2.10.0040.00417.63
8.2.00.0040.00417.85
8.1.280.0040.01125.92
8.1.270.0030.01220.26
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0140.00422.55
8.1.230.0040.00821.03
8.1.220.0090.00018.77
8.1.210.0060.00319.03
8.1.200.0030.00617.35
8.1.190.0080.00017.54
8.1.180.0030.00518.10
8.1.170.0040.00418.46
8.1.160.0070.00018.94
8.1.150.0000.00718.57
8.1.140.0080.00017.52
8.1.130.0000.00717.85
8.1.120.0000.00717.45
8.1.110.0100.00017.41
8.1.100.0040.00417.35
8.1.90.0040.00417.44
8.1.80.0070.00017.39
8.1.70.0040.00417.31
8.1.60.0030.00617.64
8.1.50.0030.00717.42
8.1.40.0040.00417.52
8.1.30.0040.00417.66
8.1.20.0000.00817.63
8.1.10.0000.00817.59
8.1.00.0020.00517.39
8.0.300.0070.00020.02
8.0.290.0000.00717.18
8.0.280.0030.00318.45
8.0.270.0070.00017.24
8.0.260.0000.00616.93
8.0.250.0040.00417.04
8.0.240.0080.00016.99
8.0.230.0070.00016.93
8.0.220.0040.00416.94
8.0.210.0000.00716.87
8.0.200.0030.00317.04
8.0.190.0000.00917.00
8.0.180.0000.00716.82
8.0.170.0080.00016.99
8.0.160.0000.00816.91
8.0.150.0000.00716.86
8.0.140.0070.00016.87
8.0.130.0050.00013.34
8.0.120.0000.00816.86
8.0.110.0040.00417.03
8.0.100.0050.00316.80
8.0.90.0080.00016.92
8.0.80.0110.00416.87
8.0.70.0000.00716.85
8.0.60.0000.00816.84
8.0.50.0040.00416.89
8.0.30.0120.00617.13
8.0.20.0120.00917.40
8.0.10.0000.00817.12
8.0.00.0090.01016.89
7.4.330.0000.00515.00
7.4.320.0080.00016.37
7.4.300.0040.00416.43
7.4.290.0000.00716.61
7.4.280.0000.00616.57
7.4.270.0080.00016.54
7.4.260.0000.00716.56
7.4.250.0070.00016.61
7.4.240.0070.00016.53
7.4.230.0030.00316.50
7.4.220.0100.01416.51
7.4.210.0040.01116.55
7.4.200.0030.00316.59
7.4.190.0030.00316.67
7.4.160.0040.01216.50
7.4.150.0090.00917.40
7.4.140.0170.00317.86
7.4.130.0100.01016.77
7.4.120.0120.00516.51
7.4.110.0070.01016.39
7.4.100.0170.00416.44
7.4.90.0120.00616.52
7.4.80.0110.00819.39
7.4.70.0140.00716.52
7.4.60.0040.01416.43
7.4.50.0000.00616.48
7.4.40.0110.00422.77
7.4.30.0070.01016.57
7.4.00.0160.00015.04
7.3.330.0030.00313.24
7.3.320.0020.00213.05
7.3.310.0030.00316.18
7.3.300.0030.00316.36
7.3.290.0000.02016.42
7.3.280.0050.00916.34
7.3.270.0090.00917.40
7.3.260.0090.00916.55
7.3.250.0100.00716.30
7.3.240.0120.00916.46
7.3.230.0120.00616.60
7.3.210.0060.01016.58
7.3.200.0140.00719.39
7.3.190.0160.00316.31
7.3.180.0030.01216.39
7.3.170.0100.00716.39
7.3.160.0070.01016.47
7.3.120.0030.01014.67
7.2.330.0100.00716.81
7.2.320.0070.01016.48
7.2.310.0130.00916.73
7.2.300.0100.00616.72
7.2.290.0100.00716.54
7.2.60.0100.00316.75
7.2.00.0100.00719.16
7.1.200.0000.01215.82
7.1.100.0030.00918.04
7.1.70.0020.00517.18
7.1.60.0070.01819.29
7.1.50.0170.00716.96
7.1.00.0000.07722.58
7.0.200.0520.00014.59
7.0.140.0070.07022.19
7.0.60.0100.06719.87
7.0.50.0000.06717.81
7.0.40.0070.04720.26
7.0.30.0300.07720.18
7.0.20.0200.06720.20
7.0.10.0130.08720.19
7.0.00.0000.04720.04
5.6.280.0070.07020.85
5.6.210.0070.08020.47
5.6.200.0100.07318.08
5.6.190.0030.09020.39
5.6.180.0530.06320.53
5.6.170.0270.07720.38
5.6.160.0000.04320.54
5.6.150.0070.06318.16
5.6.140.0070.06318.11
5.6.130.0070.05318.11
5.6.120.0100.05321.09
5.6.110.0070.08021.02
5.6.100.0000.08321.11
5.6.90.0100.07021.12
5.6.80.0030.08720.37
5.5.350.0330.06320.32
5.5.340.0030.05317.92
5.5.330.0000.06720.25
5.5.320.0300.04320.24
5.5.310.0230.07020.21
5.5.300.0100.07317.88
5.5.290.0070.04017.98
5.5.280.0070.08720.80
5.5.270.0070.08320.78
5.5.260.0100.05720.97
5.5.250.0070.03720.48
5.5.240.0000.08320.16
5.4.450.0670.04719.61
5.4.440.0900.07019.12
5.4.430.0230.04019.51
5.4.420.0070.06319.42
5.4.410.0030.06318.71
5.4.400.0130.05018.70
5.4.390.0130.07318.74
5.4.380.0130.05318.52
5.4.370.0000.05018.64
5.4.360.0070.04018.56
5.4.350.0070.04611.97
5.4.340.0060.03611.97
5.4.320.0080.03412.46
5.4.310.0040.03912.45
5.4.300.0030.03912.46
5.4.290.0030.04312.45
5.4.280.0060.05112.35
5.4.270.0080.04412.35
5.4.260.0060.03712.35
5.4.250.0070.08318.87
5.4.240.0200.04318.87
5.4.230.0170.04719.00
5.4.220.0130.05318.98
5.4.210.0170.06018.82
5.4.200.0130.07318.72
5.4.190.0100.07718.71
5.4.180.0100.05318.88
5.4.170.0030.05718.89
5.4.160.0070.06318.86
5.4.150.0130.04718.70
5.4.140.0100.05016.27
5.4.130.0070.05016.26
5.4.120.0170.04716.47
5.4.110.0130.04316.46
5.4.100.0100.04716.46
5.4.90.0130.04316.47
5.4.80.0100.04716.23
5.4.70.0030.05316.23
5.4.60.0130.05016.36
5.4.50.0130.05316.32
5.4.40.0130.04316.48
5.4.30.0130.04316.45
5.4.20.0170.04016.45
5.4.10.0170.04716.30
5.4.00.0170.05315.68
5.3.290.0050.03912.80
5.3.280.0100.05014.61
5.3.270.0270.05314.61
5.3.260.0070.05314.47
5.3.250.0100.05714.64
5.3.240.0000.05714.61
5.3.230.0070.05314.61
5.3.220.0130.04714.48
5.3.210.0130.04714.27
5.3.200.0030.05314.26
5.3.190.0100.05014.45
5.3.180.0030.05314.71
5.3.170.0100.04714.61
5.3.160.0100.05014.58
5.3.150.0030.05714.45
5.3.140.0170.04014.57
5.3.130.0100.06014.70
5.3.120.0030.05714.58
5.3.110.0030.05714.55
5.3.100.0170.05714.04
5.3.90.0100.05714.17
5.3.80.0070.05313.71
5.3.70.0100.05314.01
5.3.60.0100.05313.88
5.3.50.0070.05013.79
5.3.40.0070.05013.97
5.3.30.0070.06313.82
5.3.20.0200.03713.64
5.3.10.0230.05313.59
5.3.00.0100.05313.64
5.2.170.0030.04311.25
5.2.160.0100.03711.25
5.2.150.0170.05011.06
5.2.140.0130.04711.15
5.2.130.0100.03711.25
5.2.120.0030.05711.19
5.2.110.0100.04311.19
5.2.100.0100.03710.86
5.2.90.0070.04011.22
5.2.80.0070.04011.08
5.2.70.0030.04310.85
5.2.60.0030.05311.04
5.2.50.0030.04711.13
5.2.40.0070.05011.01
5.2.30.0100.05310.98
5.2.20.0070.04010.97
5.2.10.0030.04010.79
5.2.00.0030.06310.64
5.1.60.0070.0439.93
5.1.50.0070.03310.02
5.1.40.0070.0409.91
5.1.30.0130.03010.41
5.1.20.0030.05010.28
5.1.10.0030.04710.21
5.1.00.0100.03010.13
5.0.50.0100.0238.39
5.0.40.0000.0338.55
5.0.30.0100.0438.14
5.0.20.0030.0278.34
5.0.10.0100.0208.25
5.0.00.0070.0478.12
4.4.90.0030.0237.34
4.4.80.0000.0237.34
4.4.70.0030.0207.34
4.4.60.0030.0237.34
4.4.50.0030.0207.34
4.4.40.0130.0337.34
4.4.30.0000.0237.34
4.4.20.0030.0277.34
4.4.10.0100.0207.34
4.4.00.0000.0477.34
4.3.110.0070.0237.34
4.3.100.0070.0177.34
4.3.90.0000.0237.34
4.3.80.0100.0277.34
4.3.70.0000.0237.34
4.3.60.0070.0177.34
4.3.50.0030.0207.34
4.3.40.0100.0277.34
4.3.30.0100.0237.34
4.3.20.0100.0207.34
4.3.10.0030.0277.34
4.3.00.0000.0236.46

preferences:
41.1 ms | 401 KiB | 5 Q