3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ConfigManager { var $config = array(); function load() { $config = array('foo' => 'bar'); } function get($key) { return isset($this->config[$key]) ? $this->config[$key] : null; } function set($key, $value) { $this->config[$key] = $value; } } function &config_get_manager() { static $configManager; if (!isset($configManager)) { $configManager = &new ConfigManager; $configManager->load(); } return $configManager; } function config_get($key) { static $configManager; if (!isset($configManager)) { $configManager = &config_get_manager(); } return $configManager->get($key); } function config_set($key, $value) { static $configManager; if (!isset($configManager)) { $configManager = &config_get_manager(); } $configManager->set($key, $value); } echo config_get('foo') . "\n"; config_set('foo', 'baz'); echo config_get('foo') . "\n";

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)
5.6.280.0070.07020.83
5.6.210.0030.07320.55
5.6.200.0200.07318.13
5.6.190.0100.06720.64
5.6.180.4130.04020.67
5.6.170.0300.06320.39
5.6.160.0130.05020.54
5.6.150.0030.04018.22
5.6.140.0030.05318.18
5.6.130.0200.07318.15
5.6.120.0030.05721.03
5.6.110.0000.08321.00
5.6.100.0070.08021.01
5.6.90.0070.07321.05
5.6.80.0070.04720.43
5.6.70.4230.04320.54
5.5.350.0030.08320.30
5.5.340.0000.04318.02
5.5.330.0100.04720.47
5.5.320.0200.04020.34
5.5.310.0270.06720.51
5.5.300.0000.04317.98
5.5.290.0070.08017.97
5.5.280.0100.07720.91
5.5.270.0100.08020.90
5.5.260.0170.08020.78
5.5.250.0100.03320.60
5.5.240.0100.07320.36
5.4.450.0700.05019.70
5.4.440.0630.06019.20
5.4.430.0530.05719.61
5.4.420.0570.06319.47
5.4.410.0570.05319.30
5.4.400.0770.00018.77
5.4.390.0730.00018.75
5.4.380.0230.05718.63
5.4.370.0300.06018.59
5.4.360.0170.06718.49
5.4.350.0370.05018.84
5.4.340.0270.05718.48
5.4.320.0070.03612.52
5.4.310.0060.03612.52
5.4.300.0080.03512.52
5.4.290.0050.04212.51
5.4.280.0040.03712.41
5.4.270.0060.03612.41
5.4.260.0170.06318.93
5.4.250.0070.05318.77
5.4.240.0030.05718.76
5.4.230.0000.05718.74
5.4.220.0100.05318.95
5.4.210.0100.04718.64
5.4.200.0000.05718.97
5.4.190.0070.05319.00
5.4.180.0130.04718.94
5.4.170.0000.06018.94
5.4.160.0070.06019.00
5.4.150.0100.05718.77
5.4.140.0070.05316.41
5.4.130.0000.05316.64
5.4.120.0070.05016.59
5.4.110.0170.06016.46
5.4.100.0170.03716.42
5.4.90.0200.05716.61
5.4.80.0130.06016.66
5.4.70.0130.04716.50
5.4.60.0200.04316.34
5.4.50.0230.04316.36
5.4.40.0170.05016.68
5.4.30.0100.04716.33
5.4.20.0070.06316.48
5.4.10.0230.03716.41
5.4.00.0070.05315.76
5.3.290.0070.03712.80
5.3.280.0030.05314.80
5.3.270.0170.04314.65
5.3.260.0130.06014.63
5.3.250.0130.07014.80
5.3.240.0070.05014.52
5.3.230.0030.05714.72
5.3.220.0070.06014.55
5.3.210.0130.06314.67
5.3.200.0000.06014.64
5.3.190.0130.05014.55
5.3.180.0100.06314.57
5.3.170.0100.07714.80
5.3.160.0030.05714.59
5.3.150.0200.06014.65
5.3.140.0170.04314.66
5.3.130.0070.05714.46
5.3.120.0070.05314.65
5.3.110.0100.05314.64
5.3.100.0170.04314.23
5.3.90.0100.06014.11
5.3.80.0030.05314.00
5.3.70.0000.05714.00
5.3.60.0070.07014.03
5.3.50.0070.05313.98
5.3.40.0100.04714.03
5.3.30.0000.05314.00
5.3.20.0070.05013.71
5.3.10.0100.04313.64
5.3.00.0100.04713.81
5.2.170.0100.04011.17
5.2.160.0000.04711.22
5.2.150.0070.04011.34
5.2.140.0000.05011.38
5.2.130.0030.04011.29
5.2.120.0070.03711.14
5.2.110.0130.04711.18
5.2.100.0100.04011.20
5.2.90.0100.03311.12
5.2.80.0070.04011.17
5.2.70.0070.03711.09
5.2.60.0130.05011.13
5.2.50.0030.04310.95
5.2.40.0030.04311.04
5.2.30.0070.04011.07
5.2.20.0070.04311.19
5.2.10.0070.03710.94
5.2.00.0070.04010.65
5.1.60.0100.0279.93
5.1.50.0070.0309.96
5.1.40.0030.0339.96
5.1.30.0070.03710.50
5.1.20.0070.03710.46
5.1.10.0070.04310.05
5.1.00.0000.04010.14
5.0.50.0030.0408.65
5.0.40.0100.0208.45
5.0.30.0170.0438.48
5.0.20.0000.0338.27
5.0.10.0000.0338.38
5.0.00.0070.0478.02
4.4.90.0030.0306.61
4.4.80.0030.0236.61
4.4.70.0030.0206.61
4.4.60.0070.0176.61
4.4.50.0070.0176.61
4.4.40.0100.0276.61
4.4.30.0030.0206.61
4.4.20.0100.0206.61
4.4.10.0070.0276.61
4.4.00.0070.0406.61
4.3.110.0070.0176.61
4.3.100.0000.0236.61
4.3.90.0070.0136.61
4.3.80.0000.0336.61
4.3.70.0000.0206.61
4.3.60.0030.0206.61
4.3.50.0030.0236.61
4.3.40.0030.0336.61
4.3.30.0070.0206.61
4.3.20.0000.0236.61
4.3.10.0030.0206.61
4.3.00.0000.0307.38

preferences:
138.28 ms | 1394 KiB | 7 Q