3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SubObject { static $instances = 0; public $instance; public function __construct() { $this->instance = ++self::$instances; echo self::$instances; } public function __clone() { $this->instance = ++self::$instances; } } class MyCloneable { /* public $object1; public $object2; */ function __clone() { // forza la copia di $this->object1, che altrimenti // punterebbe alla stessa istanza. $this->object1 = clone $this->object1; } public function __invoke($object1,$object2) { $this->oject1=$object1; $this->oject2=$object2; } } $obj = new MyCloneable(); $obj->object1 = new SubObject(); $obj->object2 = new SubObject(); $obj2=new $obj; $obj2->object1 = new SubObject(); $obj2->object2 = new SubObject(); $obj3 = clone $obj; print("Oggetto originale:\n"); print_r($obj); print("Oggetto originale:\n"); print_r($obj2); print("Oggetto clonato:\n"); print_r($obj3); echo SubObject::$instances; ?>

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)
8.3.60.0150.00018.50
8.3.50.0130.00721.99
8.3.40.0110.01118.88
8.3.30.0100.00718.80
8.3.20.0090.00018.73
8.3.10.0060.00320.96
8.3.00.0050.00323.66
8.2.180.0040.01116.75
8.2.170.0130.00722.96
8.2.160.0080.00620.27
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0080.00020.97
8.2.110.0000.00920.43
8.2.100.0000.01117.84
8.2.90.0000.00919.36
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00518.16
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0080.00021.10
8.2.20.0000.00717.65
8.2.10.0000.00817.62
8.2.00.0000.00817.70
8.1.280.0100.00325.92
8.1.270.0040.00423.99
8.1.260.0070.01126.35
8.1.250.0070.00028.09
8.1.240.0070.00322.64
8.1.230.0070.00320.95
8.1.220.0000.00818.77
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00717.39
8.1.180.0040.00418.10
8.1.170.0080.00018.53
8.1.160.0040.00418.76
8.1.150.0040.00418.55
8.1.140.0050.00317.41
8.1.130.0000.00717.89
8.1.120.0000.00717.43
8.1.110.0070.00017.45
8.1.100.0030.00517.36
8.1.90.0040.00417.43
8.1.80.0080.00017.50
8.1.70.0030.00317.36
8.1.60.0000.00917.45
8.1.50.0040.00417.52
8.1.40.0060.00317.47
8.1.30.0040.00417.52
8.1.20.0030.00517.70
8.1.10.0060.00317.50
8.1.00.0050.00217.50
8.0.300.0030.00719.98
8.0.290.0070.00017.05
8.0.280.0030.00318.34
8.0.270.0070.00017.29
8.0.260.0070.00016.90
8.0.250.0000.00716.89
8.0.240.0030.00516.94
8.0.230.0030.00316.94
8.0.220.0000.00916.75
8.0.210.0050.00316.87
8.0.200.0040.00416.80
8.0.190.0000.00716.93
8.0.180.0000.00716.78
8.0.170.0000.00716.90
8.0.160.0000.00816.93
8.0.150.0000.00716.77
8.0.140.0000.00716.75
8.0.130.0030.00313.28
8.0.120.0040.00416.77
8.0.110.0000.00716.70
8.0.100.0070.00016.86
8.0.90.0070.00016.64
8.0.80.0130.00316.75
8.0.70.0000.00816.68
8.0.60.0000.00716.77
8.0.50.0080.00016.88
8.0.30.0110.00816.96
8.0.20.0160.02117.40
8.0.10.0040.00416.97
8.0.00.0120.01016.61
7.4.330.0000.00514.73
7.4.320.0000.00616.42
7.4.300.0000.00616.43
7.4.290.0000.00716.58
7.4.280.0000.00716.54
7.4.270.0030.00316.48
7.4.260.0000.00513.30
7.4.250.0080.00016.45
7.4.240.0000.00716.46
7.4.230.0030.00316.44
7.4.220.0070.00716.49
7.4.210.0070.00816.63
7.4.200.0070.00016.36
7.4.190.0030.00316.78
7.4.160.0100.01316.43
7.4.150.0110.00717.40
7.4.140.0080.01117.86
7.4.130.0120.00916.54
7.4.120.0110.00716.42
7.4.110.0100.00716.75
7.4.100.0100.01316.55
7.4.90.0140.00816.66
7.4.80.0100.00719.39
7.4.70.0140.00716.56
7.4.60.0100.00616.55
7.4.50.0030.00616.34
7.4.40.0040.01522.52
7.4.30.0100.00616.68
7.4.00.0060.01214.67
7.3.330.0050.00013.37
7.3.320.0050.00013.25
7.3.310.0040.00416.18
7.3.300.0030.00316.27
7.3.290.0060.00916.36
7.3.280.0100.00616.39
7.3.270.0100.00717.40
7.3.260.0090.00918.24
7.3.250.0120.00616.45
7.3.240.0160.00716.36
7.3.230.0110.00916.49
7.3.210.0030.01416.64
7.3.200.0140.00319.39
7.3.190.0090.01016.34
7.3.180.0180.00016.43
7.3.170.0090.00816.68
7.3.160.0060.00916.48
7.3.120.0170.00014.87
7.2.330.0040.01616.38
7.2.320.0120.00616.39
7.2.310.0030.02016.71
7.2.300.0120.00916.66
7.2.290.0030.01716.64
7.2.00.0090.00319.26
7.1.100.0000.01118.29
7.1.70.0040.01217.19
7.1.60.0120.01219.40
7.1.50.0030.02016.93
7.1.00.0000.04022.57
7.0.200.0040.00416.89
7.0.140.0070.07021.97
7.0.60.0100.07721.75
7.0.50.0070.08022.04
7.0.40.0030.07720.16
7.0.30.0130.07320.04
7.0.20.0070.06719.95
7.0.10.0070.07320.07
7.0.00.0030.05720.03
5.6.280.0030.07320.90
5.6.210.0000.09020.57
5.6.200.0100.05720.98
5.6.190.0100.08021.03
5.6.180.0100.06321.02
5.6.170.0070.08021.13
5.6.160.0100.07721.04
5.6.150.0070.08020.99
5.6.140.0070.08321.10
5.6.130.0030.08320.99
5.6.120.0030.07021.00
5.6.110.0000.05020.90
5.6.100.0000.07021.00
5.6.90.0100.07720.98
5.6.80.0000.07320.52
5.6.70.0000.04720.36
5.6.60.0100.07020.37
5.6.50.0030.07720.41
5.6.40.0070.06320.48
5.6.30.0030.08320.35
5.6.20.0030.07720.48
5.6.10.0100.07020.46
5.6.00.0030.05020.47
5.5.350.0170.07020.50
5.5.340.0000.05320.89
5.5.330.0070.07720.86
5.5.320.0070.06320.78
5.5.310.0000.09020.89
5.5.300.0070.07720.79
5.5.290.0030.05720.89
5.5.280.0130.06720.88
5.5.270.0100.03720.77
5.5.260.0170.07020.90
5.5.250.0100.06720.47
5.5.240.0000.06320.28
5.5.230.0100.07020.29
5.5.220.0000.08020.29
5.5.210.0030.06020.04
5.5.200.0000.08320.17
5.5.190.0070.08020.16
5.5.180.0070.07020.16
5.5.160.0030.05720.24
5.5.150.0070.06720.13
5.5.140.0000.06720.09
5.5.130.0070.05720.32
5.5.120.0030.08020.14
5.5.110.0070.08020.00
5.5.100.0070.07720.02
5.5.90.0030.05720.08
5.5.80.0100.07020.00
5.5.70.0070.07019.90
5.5.60.0000.08320.00
5.5.50.0130.06320.08
5.5.40.0070.06720.01
5.5.30.0000.07320.00
5.5.20.0070.07720.05
5.5.10.0030.07719.98
5.5.00.0030.07320.07
5.4.450.0030.08319.39
5.4.440.0000.04319.44
5.4.430.0070.07319.54
5.4.420.0070.08019.25
5.4.410.0030.07719.13
5.4.400.0000.06719.00
5.4.390.0030.07318.91
5.4.380.0030.04319.16
5.4.370.0030.07019.03
5.4.360.0030.07719.07
5.4.350.0070.07319.03
5.4.340.0070.06719.17
5.4.320.0070.04718.92
5.4.310.0070.03319.17
5.4.300.0000.06019.03
5.4.290.0030.07019.11
5.4.280.0070.04319.18
5.4.270.0070.07019.03
5.4.260.0070.07019.07
5.4.250.0070.05718.92
5.4.240.0100.07319.16
5.4.230.0030.08019.20
5.4.220.0130.07019.11
5.4.210.0170.06719.00
5.4.200.0070.07019.21
5.4.190.0030.06718.93
5.4.180.0070.05019.19
5.4.170.0000.07719.22
5.4.160.0070.06319.10
5.4.150.0070.07718.90
5.4.140.0030.04016.53
5.4.130.0000.05716.48
5.4.120.0070.05016.50
5.4.110.0070.06716.48
5.4.100.0100.06316.37
5.4.90.0030.07316.43
5.4.80.0100.07016.40
5.4.70.0100.06316.38
5.4.60.0030.06716.52
5.4.50.0030.06016.30
5.4.40.0100.07016.41
5.4.30.0070.06716.45
5.4.20.0070.04016.43
5.4.10.0070.07316.22
5.4.00.0030.07015.70
5.3.290.0030.05014.74
5.3.280.0070.07014.46
5.3.270.0100.07314.70
5.3.260.0030.07014.49
5.3.250.0030.05014.68
5.3.240.0000.05714.48
5.3.230.0030.07014.52
5.3.220.0000.07314.50
5.3.210.0000.08014.62
5.3.200.0070.07314.63
5.3.190.0030.08314.58
5.3.180.0030.07714.57
5.3.170.0000.08014.60
5.3.160.0030.07014.68
5.3.150.0070.06014.68
5.3.140.0100.07314.56
5.3.130.0030.08014.43
5.3.120.0070.07714.62
5.3.110.0070.05014.64
5.3.100.0030.07014.13
5.3.90.0000.06314.07
5.3.80.0030.07713.98
5.3.70.0030.07714.07
5.3.60.0070.05314.06
5.3.50.0000.07713.97
5.3.40.0030.06713.92
5.3.30.0100.07013.96
5.3.20.0070.06013.67
5.3.10.0000.07013.71
5.3.00.0070.07313.63
5.2.170.0070.05711.20
5.2.160.0000.06311.26
5.2.150.0030.06311.23
5.2.140.0070.06011.25
5.2.130.0030.05011.13
5.2.120.0070.06011.21
5.2.110.0030.06011.20
5.2.100.0030.05711.17
5.2.90.0000.05010.96
5.2.80.0000.06311.20
5.2.70.0030.05011.16
5.2.60.0030.06311.11
5.2.50.0070.06311.03
5.2.40.0030.06011.06
5.2.30.0030.06711.03
5.2.20.0100.05311.01
5.2.10.0030.05710.96
5.2.00.0030.06310.58
5.1.60.0000.05710.57
5.1.50.0070.03710.57
5.1.40.0000.05310.57
5.1.30.0070.03010.57
5.1.20.0030.05010.57
5.1.10.0030.04310.57
5.1.00.0000.04310.57
5.0.50.0030.04710.57
5.0.40.0000.04710.57
5.0.30.0000.06710.57
5.0.20.0000.04710.57
5.0.10.0000.05010.57
5.0.00.0030.06010.57
4.4.90.0030.03010.57
4.4.80.0000.03010.57
4.4.70.0030.03710.57
4.4.60.0000.03310.57
4.4.50.0000.03710.57
4.4.40.0000.05310.57
4.4.30.0000.03710.57
4.4.20.0000.03010.57
4.4.10.0000.03710.57
4.4.00.0000.03710.57
4.3.110.0000.03710.57
4.3.100.0000.03710.57
4.3.90.0000.03710.57
4.3.80.0000.05710.57
4.3.70.0000.03710.57
4.3.60.0000.03310.57
4.3.50.0030.03010.57
4.3.40.0070.03710.57
4.3.30.0000.03310.57
4.3.20.0030.03310.57
4.3.10.0000.04010.57
4.3.00.0000.03710.57

preferences:
50.67 ms | 401 KiB | 5 Q