3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Enum { private $name; protected $allow = []; private static $enums; private function __construct($name) { if (!in_array($name, $this->allow, true)) { throw new \TypeError('Undefined enum ' . get_class($this) . '::' . $name . '()'); } $this->name = $name; } public static function __callStatic($name, $args) { $id = static::class . ",$name"; if (!isset(self::$enums[$id])) { $enum = new static($name); self::$enums[$id] = $name; } return self::$enums[$id]; } public function __toString() { echo 'I am invoked'; return $this->name; } } /** * @method static RED() * @method static GREEN() * @method static BLUE() */ class Color extends Enum { protected $allow = ['RED', 'GREEN', 'BLUE']; } $red = Color::RED(); $red2 = Color::RED(); $green = Color::GREEN(); var_dump($red === $red2); var_dump($red == $red2); var_dump($red === $green); var_dump($red == $green); var_dump((string) $red); var_dump((string) $green); $geern = Color::GEERN(); // Intentional typo. Throws.

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)
8.3.60.0110.00318.43
8.3.50.0100.00718.30
8.3.40.0080.00819.09
8.3.30.0080.00818.84
8.3.20.0000.00821.77
8.3.10.0050.00321.90
8.3.00.0080.00019.80
8.2.180.0040.01425.92
8.2.170.0180.00319.10
8.2.160.0130.00722.96
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0070.00020.38
8.2.120.0040.00426.35
8.2.110.0000.00919.36
8.2.100.0060.00617.84
8.2.90.0000.00819.27
8.2.80.0030.00617.97
8.2.70.0030.00617.75
8.2.60.0040.00418.03
8.2.50.0050.00518.10
8.2.40.0060.00320.46
8.2.30.0000.00719.22
8.2.20.0040.00418.11
8.2.10.0040.00418.24
8.2.00.0040.00418.02
8.1.280.0060.01325.92
8.1.270.0040.00420.78
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.00619.11
8.1.230.0070.00417.89
8.1.220.0040.00417.76
8.1.210.0000.00918.77
8.1.200.0090.00017.47
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0060.00318.40
8.1.160.0070.00018.91
8.1.150.0040.00418.91
8.1.140.0080.00019.61
8.1.130.0000.00819.00
8.1.120.0040.00417.57
8.1.110.0050.00317.36
8.1.100.0040.00417.43
8.1.90.0040.00417.45
8.1.80.0000.00717.48
8.1.70.0070.00017.47
8.1.60.0050.00317.51
8.1.50.0000.01017.45
8.1.40.0030.00617.56
8.1.30.0040.00417.59
8.1.20.0000.00717.60
8.1.10.0060.00317.60
8.1.00.0040.00417.43
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0040.00418.45
8.0.270.0040.00417.33
8.0.260.0000.00717.27
8.0.250.0030.00316.94
8.0.240.0000.00717.06
8.0.230.0030.00316.95
8.0.220.0070.00016.93
8.0.210.0040.00417.00
8.0.200.0070.00017.01
8.0.190.0040.00417.04
8.0.180.0040.00417.07
8.0.170.0070.00017.00
8.0.160.0100.00017.01
8.0.150.0000.00816.96
8.0.140.0080.00016.82
8.0.130.0000.00613.32
8.0.120.0040.00416.99
8.0.110.0040.00416.84
8.0.100.0000.00716.84
8.0.90.0000.00716.85
8.0.80.0040.01116.96
8.0.70.0000.00716.94
8.0.60.0040.00416.85
8.0.50.0050.00217.02
8.0.30.0100.01017.19
8.0.20.0110.01017.40
8.0.10.0080.00016.87
8.0.00.0170.00716.55
7.4.330.0020.00215.55
7.4.320.0000.00616.54
7.4.300.0030.00316.58
7.4.290.0040.00416.59
7.4.280.0000.00816.52
7.4.270.0080.00016.63
7.4.260.0070.00316.57
7.4.250.0000.00816.51
7.4.240.0030.00316.53
7.4.230.0040.00416.74
7.4.220.0060.00916.72
7.4.210.0090.00616.64
7.4.200.0070.00016.45
7.4.160.0090.00716.54
7.4.150.0230.00317.40
7.4.140.0130.01017.86
7.4.130.0100.00716.57
7.4.120.0110.01016.67
7.4.110.0070.01016.59
7.4.100.0120.00616.50
7.4.90.0130.00516.44
7.4.80.0120.00619.39
7.4.70.0060.01116.53
7.4.60.0090.00616.46
7.4.50.0110.00316.42
7.4.40.0080.00816.47
7.4.30.0180.00016.57
7.4.00.0100.00715.00
7.3.330.0000.00513.41
7.3.320.0030.00313.32
7.3.310.0000.00716.37
7.3.300.0000.00716.47
7.3.290.0080.00916.40
7.3.280.0090.00916.48
7.3.270.0060.01217.40
7.3.260.0090.01316.45
7.3.250.0100.00916.40
7.3.240.0120.00516.45
7.3.230.0180.00016.46
7.3.210.0110.00616.71
7.3.200.0120.00916.49
7.3.190.0100.01316.76
7.3.180.0080.00816.39
7.3.170.0080.01216.51
7.3.160.0060.01016.46
7.3.120.0030.01014.77
7.3.110.0110.00614.87
7.3.100.0030.01115.00
7.3.90.0050.00914.91
7.3.80.0080.00714.86
7.3.70.0090.00614.84
7.3.60.0030.01215.04
7.3.50.0060.00614.75
7.3.40.0050.00714.69
7.3.30.0050.00914.96
7.3.20.0030.01316.68
7.3.10.0040.00916.57
7.3.00.0090.00616.64
7.2.330.0110.00616.71
7.2.320.0150.00316.84
7.2.310.0040.01316.79
7.2.300.0120.00616.80
7.2.290.0100.01016.86
7.2.250.0090.00615.30
7.2.240.0100.00815.06
7.2.230.0050.01315.20
7.2.220.0030.01215.01
7.2.210.0050.01015.15
7.2.200.0050.01115.23
7.2.190.0080.00615.11
7.2.180.0080.00915.14
7.2.170.0090.00715.17
7.2.160.0000.01415.08
7.2.150.0140.00016.81
7.2.140.0130.00316.70
7.2.130.0030.01217.03
7.2.120.0110.00416.86
7.2.110.0080.00816.76
7.2.100.0080.00817.05
7.2.90.0080.01017.10
7.2.80.0030.01016.77
7.2.70.0020.01316.93
7.2.60.0100.00516.83
7.2.50.0060.01017.06
7.2.40.0090.00916.75
7.2.30.0050.01216.85
7.2.20.0060.01016.88
7.2.10.0050.01316.94
7.2.00.0110.00816.89
7.1.330.0040.00915.57
7.1.320.0040.00915.71
7.1.310.0060.00615.87
7.1.300.0080.00515.88
7.1.290.0080.00815.86
7.1.280.0060.00515.79
7.1.270.0070.00715.90
7.1.260.0050.00815.73
7.1.250.0050.00715.80
7.1.200.0060.00615.65
7.1.70.0040.00417.21
7.1.60.0040.00717.25
7.1.50.0500.01732.85
7.1.40.1430.01332.79
7.1.30.0770.01032.54
7.1.20.0830.01332.61
7.1.10.0370.01314.61
7.1.00.0470.01014.79
7.0.200.0070.01016.88
7.0.190.0630.01014.73
7.0.180.0430.00714.45
7.0.170.0630.01314.57
7.0.160.0600.01714.43
7.0.150.0330.01314.39
7.0.140.0600.00714.41
7.0.130.0570.01314.68
7.0.120.0570.01014.70
7.0.110.0400.01014.40
7.0.100.0430.01014.46
7.0.90.0430.00314.61
7.0.80.0370.01014.52
7.0.70.0370.01014.43
7.0.60.0330.01714.05
7.0.50.0500.00714.51
7.0.40.0470.01014.74
7.0.30.0400.01014.72
7.0.20.0330.01014.47
7.0.10.0470.00314.57
7.0.00.0300.01014.57

preferences:
33.03 ms | 400 KiB | 5 Q