3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Stringable { public function __toString() { return "A"; } } //var_dump(preg_replace('#A#si','B',$x=new Stringable())); $a=new SplObjectStorage(); $a[new Stringable()]=7; echo(serialize($a));

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)
8.3.60.0120.00616.75
8.3.50.0170.00521.12
8.3.40.0110.00418.84
8.3.30.0040.01118.42
8.3.20.0030.00520.30
8.3.10.0000.00723.46
8.3.00.0080.00019.66
8.2.180.0060.01618.16
8.2.170.0140.00022.96
8.2.160.0070.00720.46
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00417.63
8.2.110.0050.00522.43
8.2.100.0120.00017.80
8.2.90.0070.00019.08
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0030.00617.80
8.2.50.0030.00618.07
8.2.40.0000.00821.04
8.2.30.0030.00320.60
8.2.20.0070.00017.71
8.2.10.0000.00717.96
8.2.00.0050.00217.90
8.1.280.0030.01025.92
8.1.270.0000.00824.00
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0100.00022.59
8.1.230.0120.00019.01
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.12
8.1.190.0040.00417.22
8.1.180.0030.00518.10
8.1.170.0040.00420.33
8.1.160.0030.00322.06
8.1.150.0040.00418.82
8.1.140.0040.00419.69
8.1.130.0030.00317.68
8.1.120.0040.00417.43
8.1.110.0000.00717.33
8.1.100.0000.00717.21
8.1.90.0040.00417.42
8.1.80.0040.00417.35
8.1.70.0000.00717.37
8.1.60.0040.00417.39
8.1.50.0000.00817.41
8.1.40.0040.00417.48
8.1.30.0080.00017.56
8.1.20.0020.00517.53
8.1.10.0000.00717.35
8.1.00.0080.00017.14
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.27
8.0.270.0070.00017.09
8.0.260.0000.00617.13
8.0.250.0070.00016.85
8.0.240.0030.00316.81
8.0.230.0000.00716.95
8.0.220.0000.00716.79
8.0.210.0040.00416.90
8.0.200.0000.00616.83
8.0.190.0000.00816.98
8.0.180.0000.00816.92
8.0.170.0000.00716.80
8.0.160.0040.00416.97
8.0.150.0040.00416.84
8.0.140.0050.00216.80
8.0.130.0030.00313.39
8.0.120.0000.00816.91
8.0.110.0050.00316.92
8.0.100.0050.00316.95
8.0.90.0030.00316.89
8.0.80.0000.01516.77
8.0.70.0020.00516.87
8.0.60.0070.00016.75
8.0.50.0000.00716.92
8.0.30.0050.01017.06
8.0.20.0120.00817.40
8.0.10.0080.00017.07
8.0.00.0080.01416.72
7.4.330.0000.00515.08
7.4.320.0030.00316.50
7.4.300.0000.00616.41
7.4.290.0000.00816.60
7.4.280.0000.00816.52
7.4.270.0000.00616.47
7.4.260.0030.00316.38
7.4.250.0000.00816.45
7.4.240.0040.00316.46
7.4.230.0030.00316.27
7.4.220.0030.01716.47
7.4.210.0070.00716.56
7.4.200.0030.00316.60
7.4.160.0060.01016.25
7.4.150.0130.00617.40
7.4.140.0110.01117.86
7.4.130.0090.00916.50
7.4.120.0090.00816.43
7.4.110.0090.00916.50
7.4.100.0100.01016.38
7.4.90.0070.01016.26
7.4.80.0070.01419.39
7.4.70.0130.00916.35
7.4.60.0120.00916.46
7.4.50.0000.00916.48
7.4.40.0040.01316.42
7.4.30.0070.01016.42
7.4.00.0030.01314.60
7.3.330.0030.00313.25
7.3.320.0030.00313.26
7.3.310.0000.00716.10
7.3.300.0030.00316.26
7.3.290.0040.01216.22
7.3.280.0090.00816.21
7.3.270.0100.00717.40
7.3.260.0180.00616.27
7.3.250.0090.00816.39
7.3.240.0130.00616.31
7.3.230.0070.01016.39
7.3.210.0100.00716.24
7.3.200.0090.00616.31
7.3.190.0160.00616.34
7.3.180.0060.01016.46
7.3.170.0130.00316.52
7.3.160.0060.01116.27
7.2.330.0130.00316.56
7.2.320.0140.00316.36
7.2.310.0140.00416.38
7.2.300.0030.01316.52
7.2.290.0060.01216.32
7.2.60.0070.00716.87
7.2.00.0090.00919.41
7.1.200.0110.00015.87
7.1.100.0000.01118.30
7.1.70.0040.00417.20
7.1.60.0070.00717.14
7.1.50.0090.01516.65
7.1.00.0030.07022.45
7.0.200.0030.00716.81
7.0.60.0000.08719.93
7.0.50.0100.07717.88
7.0.40.0170.07720.15
7.0.30.0270.08320.06
7.0.20.0230.04020.31
7.0.10.0030.04320.09
7.0.00.0000.10020.09
5.6.280.0030.03321.11
5.6.210.0130.06320.47
5.6.200.0070.08018.18
5.6.190.0030.06320.52
5.6.180.0200.07020.62
5.6.170.0370.07320.54
5.6.160.0100.08320.61
5.6.150.0030.06718.15
5.6.140.0100.04718.11
5.6.130.0130.07718.27
5.6.120.0100.07020.92
5.6.110.0070.03721.00
5.6.100.0070.05321.14
5.6.90.0000.04721.03
5.6.80.0100.06720.51
5.5.350.0030.08020.52
5.5.340.0070.04317.95
5.5.330.0130.07320.40
5.5.320.3930.03720.38
5.5.310.0270.07320.36
5.5.300.0070.05317.97
5.5.290.0130.08018.07
5.5.280.0070.05020.77
5.5.270.0030.05020.66
5.5.260.0200.07720.87
5.5.250.0100.03720.66
5.5.240.0070.07320.04
5.4.450.0970.05019.59
5.4.440.0800.05719.45
5.4.430.0800.05019.61
5.4.420.0800.05319.63
5.4.410.0770.05019.30
5.4.400.0730.05019.02
5.4.390.0770.05019.32
5.4.380.0670.05719.02
5.4.370.0800.04319.06
5.4.360.0700.05319.23
5.4.350.0670.06019.15
5.4.340.0730.05719.14
5.4.320.0770.05018.83
5.4.310.0800.04319.15
5.4.300.0830.04319.00
5.4.290.0570.06319.30
5.4.280.0170.04718.97
5.4.270.0030.06019.05
5.4.260.0200.04319.28
5.4.250.0770.06019.32
5.4.240.0670.06719.09
5.4.230.0770.05319.25
5.4.220.0670.07019.25
5.4.210.0900.07719.30
5.4.200.0870.05319.25
5.4.190.0730.05318.96
5.4.180.0770.05018.97
5.4.170.0770.05019.10
5.4.160.0870.04019.13
5.4.150.0770.05319.00
5.4.140.0730.06316.39
5.4.130.0930.05716.52
5.4.120.0730.05316.45
5.4.110.0730.04716.60
5.4.100.0830.04316.43
5.4.90.0770.04016.63
5.4.80.0730.04716.63
5.4.70.0270.03716.43
5.4.60.0070.06316.51
5.4.50.0100.06716.47
5.4.40.0230.06716.38
5.4.30.0300.06716.22
5.4.20.0000.04716.51

preferences:
52.8 ms | 401 KiB | 5 Q