3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach (get_defined_functions()['internal'] as $f) { $rf = new ReflectionFunction($f); foreach ($rf->getParameters() as $p) { if ($p->isPassedByReference()) { echo $f, PHP_EOL; break; } } }

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)
8.3.60.0120.00418.43
8.3.50.0130.00716.35
8.3.40.0070.01418.84
8.3.30.0140.00718.69
8.3.20.0080.00018.71
8.3.10.0050.00523.54
8.3.00.0080.00020.68
8.2.180.0200.00318.41
8.2.170.0090.00622.96
8.2.160.0170.00319.40
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0060.00326.16
8.2.120.0000.00819.54
8.2.110.0100.00020.46
8.2.100.0100.00318.09
8.2.90.0040.00417.84
8.2.80.0040.00418.16
8.2.70.0080.00018.16
8.2.60.0030.00618.28
8.2.50.0000.00918.10
8.2.40.0060.00319.39
8.2.30.0030.00619.37
8.2.20.0000.00918.21
8.2.10.0000.00818.14
8.2.00.0030.00617.70
8.1.280.0070.01425.92
8.1.270.0000.00923.90
8.1.260.0040.00426.35
8.1.250.0100.01028.09
8.1.240.0040.00817.65
8.1.230.0080.00420.95
8.1.220.0000.00817.80
8.1.210.0080.00018.93
8.1.200.0030.00617.35
8.1.190.0070.00317.35
8.1.180.0080.00018.10
8.1.170.0040.00718.71
8.1.160.0040.00418.88
8.1.150.0100.00019.03
8.1.140.0000.00822.21
8.1.130.0030.00520.25
8.1.120.0090.00017.43
8.1.110.0090.00317.50
8.1.100.0040.00417.61
8.1.90.0050.00217.52
8.1.80.0050.00317.61
8.1.70.0000.00817.57
8.1.60.0040.00417.58
8.1.50.0030.00617.65
8.1.40.0030.00517.63
8.1.30.0090.00317.70
8.1.20.0030.00617.78
8.1.10.0060.00317.60
8.1.00.0000.00817.59
8.0.300.0040.00419.77
8.0.290.0040.00816.75
8.0.280.0000.00818.50
8.0.270.0040.00417.22
8.0.260.0000.00818.41
8.0.250.0000.00716.99
8.0.240.0000.00717.04
8.0.230.0110.00016.98
8.0.220.0070.00016.82
8.0.210.0000.00916.85
8.0.200.0030.00616.87
8.0.190.0030.00516.94
8.0.180.0030.00617.00
8.0.170.0000.00916.84
8.0.160.0030.00616.98
8.0.150.0030.00516.84
8.0.140.0000.00816.92
8.0.130.0000.00613.32
8.0.120.0000.00916.92
8.0.110.0000.00816.87
8.0.100.0040.00416.89
8.0.90.0040.00416.89
8.0.80.0050.01416.91
8.0.70.0050.00316.72
8.0.60.0000.00816.83
8.0.50.0040.00416.93
8.0.30.0100.01017.07
8.0.20.0120.01217.46
8.0.10.0030.00516.88
8.0.00.0130.00916.69
7.4.330.0050.00015.55
7.4.320.0000.00716.56
7.4.300.0070.00016.70
7.4.290.0030.00616.61
7.4.280.0090.00016.70
7.4.270.0030.00516.72
7.4.260.0060.00316.71
7.4.250.0050.00316.68
7.4.240.0000.00816.60
7.4.230.0090.00016.52
7.4.220.0030.00716.82
7.4.210.0090.00916.70
7.4.200.0000.00816.42
7.4.160.0140.00516.63
7.4.140.0110.00917.86
7.4.130.0150.00616.59
7.4.120.0110.01116.62
7.4.110.0120.01216.42
7.4.100.0100.01316.54
7.4.90.0110.01416.52
7.4.80.0070.01419.39
7.4.70.0030.01516.66
7.4.60.0070.01116.57
7.4.50.0100.01016.48
7.4.40.0120.00616.54
7.4.00.0080.01115.00
7.3.330.0000.00613.30
7.3.320.0030.00313.14
7.3.310.0000.00816.45
7.3.300.0040.00416.38
7.3.290.0030.00516.34
7.3.280.0080.00816.36
7.3.260.0150.00716.59
7.3.240.0130.01116.42
7.3.230.0140.00516.46
7.3.210.0100.01016.44
7.3.200.0050.01816.60
7.3.190.0150.01216.50
7.3.180.0120.01216.69
7.3.170.0100.01316.50
7.3.160.0120.00816.80
7.3.10.0030.01216.43
7.3.00.0120.00316.64
7.2.330.0090.01416.66
7.2.320.0110.00716.85
7.2.310.0060.01316.91
7.2.300.0090.00916.73
7.2.290.0060.01516.83
7.2.130.0100.01016.89
7.2.120.0130.00616.71
7.2.110.0410.01115.72
7.2.100.0450.00515.79
7.2.90.0420.00915.85
7.2.80.0430.01115.70
7.2.70.0470.00715.97
7.2.60.0430.00916.02
7.2.50.0450.00315.96
7.2.40.0340.00915.86
7.2.30.0460.00616.11
7.2.20.0450.00815.97
7.2.10.0510.01515.94
7.2.00.0470.01015.66
7.1.250.0040.00815.52
7.1.230.0640.01114.04
7.1.220.0870.00913.76
7.1.210.0840.01413.85
7.1.200.0790.00614.00
7.1.190.0980.01413.82
7.1.180.0830.00413.70
7.1.170.1040.00913.73
7.1.160.0820.00313.98
7.1.150.1090.00613.71
7.1.140.0890.00613.98
7.1.130.1000.00914.06
7.1.120.0760.01814.09
7.1.110.0700.01214.01
7.1.100.0800.01314.09
7.1.90.0870.00713.98
7.1.80.0800.00614.17
7.1.70.0720.00813.81
7.1.60.1280.01332.17
7.1.50.1010.01631.90
7.1.40.1070.01531.93
7.1.30.1240.01531.71
7.1.20.1270.00931.98
7.1.10.0850.00713.98
7.1.00.0810.01714.09
5.6.380.0140.00514.75

preferences:
32.97 ms | 401 KiB | 5 Q