3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { function b(){ return 1; } } $a='1'; $b=&$a; // $c = new A(); // $d =& $c->b();

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)
8.3.60.0070.01416.38
8.3.50.0110.00416.38
8.3.40.0070.00718.64
8.3.30.0100.01018.45
8.3.20.0040.00420.04
8.3.10.0120.00321.63
8.3.00.0060.00319.27
8.2.180.0140.00718.04
8.2.170.0120.00622.96
8.2.160.0070.00719.32
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0040.00420.47
8.2.120.0070.00726.35
8.2.110.0060.00321.12
8.2.100.0040.00717.78
8.2.90.0000.00817.72
8.2.80.0050.00317.97
8.2.70.0080.00017.25
8.2.60.0000.00717.93
8.2.50.0030.00618.10
8.2.40.0000.00820.42
8.2.30.0040.00419.18
8.2.20.0000.00718.06
8.2.10.0040.00417.98
8.2.00.0030.00518.08
8.1.280.0100.00725.92
8.1.270.0040.00423.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00321.97
8.1.230.0070.00420.96
8.1.220.0000.00817.74
8.1.210.0080.00018.90
8.1.200.0060.00317.13
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0040.00418.78
8.1.150.0070.00020.12
8.1.140.0000.00719.46
8.1.130.0070.00018.91
8.1.120.0030.00517.32
8.1.110.0040.00417.41
8.1.100.0080.00017.27
8.1.90.0030.00917.38
8.1.80.0040.00417.45
8.1.70.0000.00817.37
8.1.60.0040.00417.45
8.1.50.0070.00017.48
8.1.40.0040.00417.43
8.1.30.0000.00817.48
8.1.20.0000.00817.57
8.1.10.0040.00417.45
8.1.00.0020.00517.40
8.0.300.0000.00819.90
8.0.290.0030.00616.63
8.0.280.0040.00418.38
8.0.270.0070.00017.11
8.0.260.0060.00018.44
8.0.250.0030.00316.93
8.0.240.0040.00416.75
8.0.230.0000.00716.90
8.0.220.0040.00416.79
8.0.210.0030.00316.75
8.0.200.0030.00516.86
8.0.190.0040.00416.84
8.0.180.0040.00416.77
8.0.170.0000.00716.82
8.0.160.0030.00316.88
8.0.150.0000.00716.84
8.0.140.0080.00016.68
8.0.130.0070.00113.26
8.0.120.0000.00716.79
8.0.110.0040.00416.60
8.0.100.0040.00416.77
8.0.90.0050.00316.89
8.0.80.0090.00616.82
8.0.70.0040.00416.71
8.0.60.0040.00416.86
8.0.50.0030.00316.76
8.0.30.0060.01316.88
8.0.20.0100.00917.40
8.0.10.0050.00316.89
8.0.00.0170.01716.70
7.4.330.0000.00615.55
7.4.320.0000.00616.42
7.4.300.0000.00616.33
7.4.290.0070.00016.55
7.4.280.0000.00716.53
7.4.270.0070.00016.38
7.4.260.0000.00816.54
7.4.250.0030.00516.39
7.4.240.0000.00716.45
7.4.230.0030.00316.57
7.4.220.0150.00916.54
7.4.210.0130.00216.49
7.4.200.0030.00316.48
7.4.160.0140.00716.37
7.4.150.0130.01017.40
7.4.140.0100.01017.86
7.4.130.0140.00316.47
7.4.120.0120.00916.46
7.4.110.0070.01016.22
7.4.100.0100.00716.46
7.4.90.0130.01016.47
7.4.80.0130.00719.39
7.4.70.0070.01216.49
7.4.60.0090.00916.55
7.4.50.0050.00516.20
7.4.40.0000.00016.52
7.4.30.0060.01016.58
7.4.00.0120.00314.63
7.3.330.0050.00013.10
7.3.320.0000.00713.25
7.3.310.0030.00316.18
7.3.300.0030.00316.16
7.3.290.0100.00316.16
7.3.280.0080.00916.16
7.3.270.0140.00317.40
7.3.260.0110.00616.28
7.3.240.0110.00616.38
7.3.230.0090.00916.08
7.3.210.0130.00316.20
7.3.200.0080.00916.11
7.3.190.0030.01416.37
7.3.180.0060.00916.35
7.3.170.0110.00716.54
7.3.160.0060.00916.23
7.2.330.0000.01716.45
7.2.320.0100.00716.41
7.2.310.0160.00316.30
7.2.300.0040.01316.14
7.2.290.0040.01616.54
7.2.60.0060.00616.46
7.2.50.0130.00616.68
7.1.200.0030.00615.28
7.1.70.0000.00817.09
7.1.60.0000.01217.15
7.1.40.0270.01034.31
7.1.30.0230.01034.24
7.1.20.0230.00734.29
7.1.10.0030.01316.20
7.1.00.0000.01716.32
7.0.200.0070.00316.46
7.0.180.0030.01016.11
7.0.170.0000.01016.02
7.0.160.0070.00716.02
7.0.150.0030.01016.05
7.0.140.0030.01016.25
7.0.130.0000.01316.32
7.0.120.0030.00716.32
7.0.110.0070.00716.13
7.0.100.0070.00715.86
7.0.90.0100.00316.02
7.0.80.0070.01016.17
7.0.70.0030.00715.93
7.0.60.0000.01316.00
7.0.50.0030.01016.13
7.0.40.0070.00716.25
7.0.30.0070.00716.30
7.0.20.0430.01014.29
7.0.10.0000.01016.22
7.0.00.0070.00716.34

preferences:
52.56 ms | 401 KiB | 5 Q