3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('error_reporting', -1); ini_set('display_errors', 'on'); class Foo { private static $a; public function __construct() { self::$a = range('A', 'Z'); } public function generator() { while(self::$a) { yield array_pop(array_reverse(self::$a)); } } } $foo = new Foo; $generator = $foo->generator(); if ($generator->valid()) { foreach($generator as $i) { echo $i; } } else { echo 'Nothing'; } $generator = $foo->generator(); if ($generator->valid()) { foreach($generator as $i) { echo $i; } } else { echo 'Nothing'; }

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)
8.3.60.0400.00618.31
8.3.50.0370.01416.26
8.3.40.0490.00918.83
8.3.30.0320.00918.74
8.3.20.0180.00020.91
8.3.10.0160.00521.90
8.3.00.0120.01219.54
8.2.180.0400.01318.17
8.2.170.0380.01322.96
8.2.160.0540.01020.48
8.2.150.0190.00524.18
8.2.140.0310.00524.66
8.2.130.0170.00320.47
8.2.120.0100.01026.16
8.2.110.0120.01820.51
8.2.100.0240.01217.84
8.2.90.0110.00418.80
8.2.80.0080.00817.97
8.2.70.0060.01217.50
8.2.60.0070.00417.93
8.2.50.0110.00618.10
8.2.40.0190.00022.15
8.2.30.0000.01721.03
8.2.20.0000.01218.03
8.2.10.0170.00018.15
8.2.00.0070.00218.11
8.1.280.0220.01825.92
8.1.270.0160.00823.88
8.1.260.0180.00626.35
8.1.250.0230.00028.09
8.1.240.0180.00920.75
8.1.230.0220.00419.13
8.1.220.0080.00317.74
8.1.210.0050.01118.77
8.1.200.0210.00017.35
8.1.190.0100.00317.10
8.1.180.0000.01118.10
8.1.170.0140.00518.62
8.1.160.0100.00619.10
8.1.150.0050.00520.73
8.1.140.0150.00019.58
8.1.130.0080.00418.82
8.1.120.0000.01417.55
8.1.110.0130.00317.55
8.1.100.0060.00317.43
8.1.90.0060.01217.57
8.1.80.0040.00517.54
8.1.70.0110.00417.49
8.1.60.0000.01117.66
8.1.50.0060.01117.56
8.1.40.0070.00417.45
8.1.30.0120.00617.66
8.1.20.0140.00517.72
8.1.10.0120.00417.55
8.1.00.0080.00817.56
8.0.300.0090.00918.77
8.0.290.0070.00716.63
8.0.280.0050.00518.40
8.0.270.0150.00017.21
8.0.260.0060.00616.82
8.0.250.0000.01616.92
8.0.240.0100.00017.01
8.0.230.0170.00016.92
8.0.220.0100.00516.83
8.0.210.0110.00816.75
8.0.200.0050.01016.90
8.0.190.0040.00816.97
8.0.180.0060.00616.83
8.0.170.0000.01916.96
8.0.160.0000.01716.92
8.0.150.0130.00716.90
8.0.140.0090.00916.88
8.0.130.0000.01713.39
8.0.120.0000.01116.87
8.0.110.0080.00816.68
8.0.100.0050.01016.89
8.0.90.0070.00316.92
8.0.80.0180.01816.90
8.0.70.0060.01216.73
8.0.60.0070.00716.82
8.0.50.0000.01416.69
8.0.30.0350.02316.96
8.0.20.0500.01517.40
8.0.10.0040.00716.98
8.0.00.0360.01616.77
7.4.330.0040.00815.55
7.4.320.0050.00516.40
7.4.300.0000.01016.41
7.4.290.0060.01316.41
7.4.280.0100.01016.47
7.4.270.0000.00816.41
7.4.260.0000.00813.33
7.4.250.0000.01916.43
7.4.240.0050.01116.52
7.4.230.0130.00016.53
7.4.220.0290.01716.45
7.4.210.0290.02516.52
7.4.200.0090.00016.23
7.4.160.0260.01516.39
7.4.150.0390.01317.40
7.4.140.0220.01417.86
7.4.130.0350.00916.72
7.4.120.0520.01516.51
7.4.110.0340.02516.56
7.4.100.0710.05316.46
7.4.90.0540.02416.55
7.4.80.0160.03319.39
7.4.70.0200.01716.56
7.4.60.0210.02216.39
7.4.50.0450.02116.25
7.4.40.0260.01316.54
7.4.30.0270.01216.50
7.3.330.0080.00413.35
7.3.320.0160.00013.38
7.3.310.0050.01016.30
7.3.300.0000.01416.20
7.3.290.0300.02716.28
7.3.280.0300.02016.27
7.3.270.0240.03017.40
7.3.260.0400.02216.52
7.3.250.0320.01716.33
7.3.240.0350.01916.40
7.3.230.0210.01416.62
7.3.210.0360.01416.38
7.3.200.0350.01616.54
7.3.190.0310.01116.26
7.3.180.0530.03216.38
7.3.170.0640.02316.32
7.3.160.0740.02616.16
7.2.330.0470.00816.64
7.2.320.0360.01316.47
7.2.310.0310.01516.81
7.2.300.0320.01116.64
7.2.290.0140.01716.53
7.1.60.3600.01733.12
7.1.50.0200.03332.97
7.1.40.1630.02332.79
7.1.30.0430.02032.80
7.1.20.5730.01332.74
7.1.10.0170.01314.63
7.1.00.0100.01014.68
7.0.200.3800.01714.79
7.0.190.0170.01314.64
7.0.180.5500.00714.24
7.0.170.0000.02014.39
7.0.160.4400.01014.54
7.0.150.0130.01314.41
7.0.140.0270.01314.37
7.0.130.0200.01014.61
7.0.120.0030.02314.76
7.0.110.0100.01714.36
7.0.100.4700.01714.46
7.0.90.0070.02314.62
7.0.80.0130.01014.45
7.0.70.3500.01714.68
7.0.60.2570.02014.21
7.0.50.1870.01314.46
7.0.40.2530.01714.57
7.0.30.2430.00714.67
7.0.20.2970.02314.77
7.0.10.2430.01714.49
7.0.00.2470.01014.52

preferences:
36.92 ms | 400 KiB | 5 Q