3v4l.org

run code in 300+ PHP versions simultaneously
<?php class B { public function m() { return 'm'; } } function a() { return new B(); } /* for ($i=0; $i<10000; $i++) { $ids = []; ($t = a()) && ($v = $t->m()) && $ids[] = $v; } */ for ($i=0; $i<1000000; $i++) { $ids = []; $t = a(); if ($t) { $v = $t->m(); if ($v) { $ids[] = $v; } } } print_r($ids);

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)
8.3.130.0070.06716.65
8.3.120.0100.06719.11
8.3.110.0130.06220.94
8.3.100.0070.08524.06
8.3.90.0060.07726.77
8.3.80.0160.07816.38
8.3.70.0130.12716.58
8.3.60.0100.12718.31
8.3.50.0100.13420.36
8.3.40.0100.12820.29
8.3.30.0100.14018.38
8.3.20.0030.07324.18
8.3.10.0070.07124.66
8.3.00.0030.07026.16
8.2.250.0030.07118.28
8.2.240.0130.06218.84
8.2.230.0140.09522.58
8.2.220.0030.07337.54
8.2.210.0100.09926.77
8.2.200.0030.08718.29
8.2.190.0070.13116.58
8.2.180.0100.12425.92
8.2.170.0100.13018.84
8.2.160.0000.15122.96
8.2.150.0000.07425.66
8.2.140.0000.07424.66
8.2.130.0070.06826.16
8.2.120.0070.06726.16
8.2.110.0100.12120.52
8.2.100.0070.11917.84
8.2.90.0030.11317.75
8.2.80.0070.12018.77
8.2.70.0030.12217.50
8.2.60.0030.13317.80
8.2.50.0070.11218.07
8.2.40.0070.10317.91
8.2.30.0000.12718.00
8.2.20.0070.10919.21
8.2.10.0030.13317.95
8.2.00.0030.11819.18
8.1.300.0070.06720.34
8.1.290.0030.09130.84
8.1.280.0030.14225.92
8.1.270.0030.07024.66
8.1.260.0070.06626.35
8.1.250.0100.07328.09
8.1.240.0070.12718.92
8.1.230.0030.10817.77
8.1.220.0000.13217.74
8.1.210.0100.10718.77
8.1.200.0030.12517.35
8.1.190.0100.11217.00
8.1.180.0070.12819.29
8.1.170.0030.12618.60
8.1.160.0070.11118.84
8.1.150.0030.11418.48
8.1.140.0000.12517.40
8.1.130.0030.12018.84
8.1.120.0030.11417.33
8.1.110.0030.11217.43
8.1.100.0160.11517.38
8.1.90.0130.11217.34
8.1.80.0170.11317.36
8.1.70.0130.12017.24
8.1.60.0100.13017.55
8.1.50.0170.10517.36
8.1.40.0100.12217.39
8.1.30.0140.11617.53
8.1.20.0100.12317.67
8.1.10.0030.12917.42
8.1.00.0100.11817.48
8.0.300.0070.12918.77
8.0.290.0030.12116.75
8.0.280.0060.13118.40
8.0.270.0000.12117.98
8.0.260.0070.11418.45
8.0.250.0030.12316.88
8.0.240.0000.12216.87
8.0.230.0100.12416.73
8.0.220.0130.11716.80
8.0.210.0030.12716.79
8.0.200.0070.12516.89
8.0.190.0130.11716.93
8.0.180.0210.11516.88
8.0.170.0100.12016.78
8.0.160.0070.12116.70
8.0.150.0100.12016.82
8.0.140.0060.12816.67
8.0.130.0130.11916.72
8.0.120.0160.11516.78
8.0.110.0160.12016.80
8.0.100.0040.13116.79
8.0.90.0040.12516.88
8.0.80.0110.12316.76
8.0.70.0160.12316.67
8.0.60.0030.13416.80
8.0.50.0070.13116.75
8.0.30.0070.13216.63
8.0.20.0100.13016.80
8.0.10.0100.11816.83
7.4.330.0070.13115.55
7.4.320.0070.13316.53
7.4.300.0070.14016.36
7.4.290.0110.14116.60
7.4.280.0070.14516.52
7.4.270.0100.15916.52
7.4.260.0070.15716.46
7.4.250.0100.14916.32
7.4.240.0030.15816.57
7.4.230.0030.15916.21
7.4.220.0070.15616.04
7.4.210.0030.14916.16
7.4.200.0100.14716.08
7.4.190.0100.15416.51
7.4.180.0030.15616.19
7.4.160.0030.14516.06
7.4.150.0070.13916.22
7.4.140.0030.13616.20
7.4.130.0030.12816.31
7.4.120.0030.13716.43
7.4.110.0030.13616.29
7.4.100.0030.13816.31
7.4.90.0030.14116.36
7.4.80.0030.12616.43
7.4.70.0100.12816.51
7.4.60.0030.13316.52
7.4.50.0070.12816.38
7.4.40.0000.13616.22
7.4.30.0070.14716.29
7.4.20.0070.13416.25
7.4.10.0000.13716.18
7.4.00.0070.12616.23

preferences:
35.3 ms | 403 KiB | 5 Q