3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$in2 = Closure::bind(function () {$this->ruler = 'jesus';}, $inst, get_class($inst)); class Singleton { protected static $instance; // object instance private function __construct(){ /* ... @return Singleton */ } // Защищаем от создания через new Singleton private function __clone() { /* ... @return Singleton */ } // Защищаем от создания через клонирование private function __wakeup() { /* ... @return Singleton */ } // Защищаем от создания через unserialize public static function getInstance() { // Возвращает единственный экземпляр класса. @return Singleton if ( !isset(self::$instance) ) { $class = __CLASS__; self::$instance = new $class(); self::$instance->id = mt_rand(1,1000); } return self::$instance; } public function doAction() { echo $this->id; } } $singy = Singleton::getInstance(); $singy->doAction(); $singy2 = Singleton::getInstance(); $derp = Closure::bind(function () {$this->id = 'HACKED';}, $singy2, get_class($singy2)); $derp(); $singy2->doAction();

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)
7.4.00.0090.00914.97
7.3.120.0070.01114.71
7.3.110.0030.01315.07
7.3.100.0110.00414.57
7.3.90.0090.00914.50
7.3.80.0090.00614.95
7.3.70.0070.00414.79
7.3.60.0030.00614.60
7.3.50.0030.01014.91
7.3.40.0000.01414.84
7.3.30.0040.01114.95
7.3.20.0070.01116.34
7.3.10.0060.00616.72
7.3.00.0050.00916.78
7.2.250.0040.01515.32
7.2.240.0070.01414.91
7.2.230.0060.00914.91
7.2.220.0100.00615.28
7.2.210.0060.00914.90
7.2.200.0070.01115.05
7.2.190.0030.01314.98
7.2.180.0100.00014.85
7.2.170.0030.01314.96
7.2.130.0080.00417.14
7.2.120.0110.00017.08
7.2.110.0040.00816.95
7.2.100.0040.00816.90
7.2.90.0040.00816.99
7.2.80.0040.00716.75
7.2.70.0040.00716.80
7.2.60.0040.00717.06
7.2.50.0060.00316.73
7.2.40.0060.00616.88
7.2.30.0110.00416.90
7.2.20.0050.00516.79
7.2.10.0030.01117.00
7.2.00.0060.00518.24
7.1.330.0060.01015.93
7.1.320.0080.00815.59
7.1.310.0030.01015.72
7.1.300.0090.00615.67
7.1.290.0080.00815.85
7.1.280.0140.00415.79
7.1.270.0070.01115.83
7.1.260.0030.01415.78
7.1.250.0030.00715.82
7.1.70.0070.00417.26
7.1.60.0030.02019.17
7.1.50.0120.00616.96
7.1.00.0030.04022.33
7.0.200.0050.00516.53
7.0.140.0030.07321.95
7.0.100.0230.08719.98
7.0.90.0130.07719.97
7.0.80.0070.06319.88
7.0.70.0070.08019.97
7.0.60.0030.08719.90
7.0.50.0130.06720.33
7.0.40.0000.07020.08
7.0.30.0130.06720.10
7.0.20.0100.07019.95
7.0.10.0130.07320.10
7.0.00.0100.04719.99
5.6.280.0000.07320.91
5.6.250.0070.08720.55
5.6.240.0070.08320.70
5.6.230.0030.08720.70
5.6.220.0030.08720.62
5.6.210.0030.04720.57
5.6.200.0000.09321.03
5.6.190.0100.07721.07
5.6.180.0030.04321.07
5.6.170.0070.07021.11
5.6.160.0070.08320.94
5.6.150.0170.07721.10
5.6.140.0030.08321.02
5.6.130.0130.08021.11
5.6.120.0100.08321.04
5.6.110.0170.07021.01
5.6.100.0000.09021.09
5.6.90.0170.08021.12
5.6.80.0170.07720.46
5.6.70.0200.06320.30
5.6.60.0200.06020.41
5.6.50.0130.06720.40
5.6.40.0100.04720.33
5.6.30.0070.04320.45
5.6.20.0130.06020.41
5.6.10.0100.03720.41
5.6.00.0030.05320.39
5.5.380.0130.05020.57
5.5.370.0000.07020.51
5.5.360.0100.07720.57
5.5.350.0100.07320.43
5.5.340.0030.07320.65
5.5.330.0100.07720.83
5.5.320.0100.08320.85
5.5.310.0070.04320.84
5.5.300.0070.08320.93
5.5.290.0100.09320.74
5.5.280.0030.08720.93
5.5.270.0070.08720.85
5.5.260.0130.06720.93
5.5.250.0100.05320.73
5.5.240.0070.07320.16
5.5.230.0170.06720.15
5.5.220.0030.08320.16
5.5.210.0100.08020.14
5.5.200.0100.07320.14
5.5.190.0000.07020.10
5.5.180.0100.05320.25
5.5.160.0070.03720.25
5.5.150.0030.05320.23
5.5.140.0030.03319.98
5.5.130.0070.04320.26
5.5.120.0030.03720.18
5.5.110.0030.05320.24
5.5.100.0070.05720.16
5.5.90.0030.04720.12
5.5.80.0030.03320.17
5.5.70.0030.05720.13
5.5.60.0030.04719.95
5.5.50.0070.04019.95
5.5.40.0070.03720.01
5.5.30.0000.04320.01
5.5.20.0000.04020.15
5.5.10.0100.03319.98
5.5.00.0100.03720.04
5.4.450.0130.05019.42
5.4.440.0070.07719.33
5.4.430.0100.07719.32
5.4.420.0070.07719.36
5.4.410.0170.06319.22
5.4.400.0030.08318.88
5.4.390.0130.07019.08
5.4.380.0000.06318.88
5.4.370.0070.08319.18
5.4.360.0130.06318.90
5.4.350.0030.07319.05
5.4.340.0000.03719.05
5.4.320.0100.02719.23
5.4.310.0030.03718.88
5.4.300.0030.03719.06
5.4.290.0130.02319.20
5.4.280.0070.03718.95
5.4.270.0100.05718.95
5.4.260.0030.04019.16
5.4.250.0070.06318.86
5.4.240.0130.04319.18
5.4.230.0000.04019.19
5.4.220.0030.04018.91
5.4.210.0100.03019.04
5.4.200.0000.04319.04
5.4.190.0030.03719.04
5.4.180.0030.03719.11
5.4.170.0030.04718.86
5.4.160.0130.03018.84
5.4.150.0070.04019.20
5.4.140.0030.03716.36
5.4.130.0030.03316.43
5.4.120.0070.03316.42
5.4.110.0030.03716.49
5.4.100.0030.05316.47
5.4.90.0070.06316.34
5.4.80.0130.04716.47
5.4.70.0070.07316.41
5.4.60.0070.05316.48
5.4.50.0030.07016.47
5.4.40.0000.08016.46
5.4.30.0100.05016.47
5.4.20.0130.06016.44
5.4.10.0070.06016.32
5.4.00.0070.07315.89
5.3.290.0030.03314.64
5.3.280.0000.04014.67
5.3.270.0100.07014.67
5.3.260.0000.04314.75
5.3.250.0070.03714.68
5.3.240.0030.03714.54
5.3.230.0000.04014.53
5.3.220.0070.04014.50
5.3.210.0000.04714.55
5.3.200.0030.03714.51
5.3.190.0170.05314.72
5.3.180.0130.07014.50
5.3.170.0030.08014.50
5.3.160.0030.07314.54
5.3.150.0130.07014.50
5.3.140.0070.08014.63
5.3.130.0130.06014.66
5.3.120.0170.06314.63
5.3.110.0130.06014.69
5.3.100.0070.07314.11
5.3.90.0000.08713.99
5.3.80.0070.07314.11
5.3.70.0100.07014.09
5.3.60.0070.07714.02
5.3.50.0100.07013.89
5.3.40.0070.07014.07
5.3.30.0070.07313.96
5.3.20.0130.06313.68
5.3.10.0070.05713.77
5.3.00.0130.03313.68
5.2.170.0030.06711.81
5.2.160.0000.05711.81
5.2.150.0070.06011.81
5.2.140.0000.06711.81
5.2.130.0070.05711.81
5.2.120.0030.06311.81
5.2.110.0070.05711.81
5.2.100.0000.07011.81
5.2.90.0070.06011.81
5.2.80.0030.05311.81
5.2.70.0030.06711.81
5.2.60.0130.05311.81
5.2.50.0030.05011.81
5.2.40.0130.06011.81
5.2.30.0070.04011.81
5.2.20.0130.03011.81
5.2.10.0070.06011.81
5.2.00.0100.05311.81
5.1.60.0070.03711.81
5.1.50.0070.05011.81
5.1.40.0030.05311.81
5.1.30.0170.04311.81
5.1.20.0070.05311.81
5.1.10.0070.05311.81
5.1.00.0070.04711.81
5.0.50.0030.04711.81
5.0.40.0070.03711.81
5.0.30.0030.04311.81
5.0.20.0030.04311.81
5.0.10.0030.04011.81
5.0.00.0030.06711.81
4.4.90.0000.03011.81
4.4.80.0070.03311.81
4.4.70.0000.03711.81
4.4.60.0030.03311.81
4.4.50.0070.03011.81
4.4.40.0070.05311.81
4.4.30.0000.03311.81
4.4.20.0100.03011.81
4.4.10.0030.03011.81
4.4.00.0100.03311.81
4.3.110.0000.03711.81
4.3.100.0070.03311.81
4.3.90.0070.03011.81
4.3.80.0030.05311.81
4.3.70.0000.02711.81
4.3.60.0030.03011.81
4.3.50.0000.03711.81
4.3.40.0070.05311.81
4.3.30.0000.01711.81
4.3.20.0030.01711.81
4.3.10.0000.03311.81
4.3.00.0000.02311.81

preferences:
40.27 ms | 401 KiB | 5 Q