3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SubObject { static $instances = 0; public $instance; public function __construct() { $this->instance = ++self::$instances; } } class MyCloneable { public $object1; public $object2; } /* class MyCloneable { public function __invoke($object1,$object2) { $this->oject1=$object1; $this->oject2=$object2; } }*/ $obj = new MyCloneable(); $obj->object1 = new SubObject(); $obj->object2 = new SubObject(); while ( $obj!=null) { $obj2=new $obj->object1; $obj2=new $obj->object2; } print("Oggetto originale:\n"); print_r($obj); print("Oggetto originale:\n"); print_r($obj2); ?>

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)
8.3.70.0101.99218.30
8.3.60.0032.00418.18
8.3.50.0151.95522.04
8.3.40.0131.99118.70
8.3.30.0071.99719.09
8.3.20.0071.99720.19
8.3.10.0071.99721.90
8.3.00.0101.99122.52
8.2.190.0002.00516.58
8.2.180.0071.99616.50
8.2.170.0071.99522.96
8.2.160.0071.99720.75
8.2.150.0032.00024.18
8.2.140.0032.00024.66
8.2.130.0071.99526.16
8.2.120.0031.99919.48
8.2.110.0071.99520.97
8.2.100.0031.98617.97
8.2.90.0032.00019.17
8.2.80.0071.99317.97
8.2.70.0002.00417.75
8.2.60.0201.97917.93
8.2.50.0002.00218.22
8.2.40.0002.00220.42
8.2.30.0002.00621.04
8.2.20.0031.99817.80
8.2.10.0032.00017.71
8.2.00.0032.00017.90
8.1.280.0101.99225.92
8.1.270.0071.99623.99
8.1.260.0031.99926.35
8.1.250.0031.99928.09
8.1.240.0031.99921.03
8.1.230.0071.99517.70
8.1.220.0032.00017.79
8.1.210.0071.99118.77
8.1.200.0031.99717.35
8.1.190.0131.99517.22
8.1.180.0002.00318.10
8.1.170.0031.99818.37
8.1.160.0002.00119.01
8.1.150.0071.99220.29
8.1.140.0031.99817.40
8.1.130.0071.99317.85
8.1.120.0071.99717.43
8.1.110.0032.00017.52
8.1.100.0002.00217.53
8.1.90.0031.99817.45
8.1.80.0071.99417.47
8.1.70.0002.00417.50
8.1.60.0031.99617.61
8.1.50.0032.00417.62
8.1.40.0032.00017.67
8.1.30.0071.99517.54
8.1.20.0071.99517.74
8.1.10.0031.99817.55
8.1.00.0071.99917.58
8.0.300.0032.00118.77
8.0.290.0072.00316.63
8.0.280.0031.99718.44
8.0.270.0032.00017.28
8.0.260.0031.99916.77
8.0.250.0071.99716.79
8.0.240.0071.99516.85
8.0.230.0032.00016.81
8.0.220.0002.00216.76
8.0.210.0071.99516.74
8.0.200.0031.99816.84
8.0.190.0002.00316.80
8.0.180.0071.99616.86
8.0.170.0031.99916.78
8.0.160.0032.00016.77
8.0.150.0032.00016.75
8.0.140.0032.00016.72
8.0.130.0002.00213.36
8.0.120.0031.99816.82
8.0.110.0071.99516.80
8.0.100.0002.00316.79
8.0.90.0071.99516.72
8.0.80.0131.99616.73
8.0.70.0071.99616.63
8.0.60.0002.00416.64
8.0.50.0002.00216.80
8.0.30.0111.99617.05
8.0.20.0131.98517.40
8.0.10.0031.99916.80
8.0.00.0101.99316.51
7.4.330.0031.99815.02
7.4.320.0002.00416.46
7.4.300.0032.00016.25
7.4.290.0031.99816.48
7.4.280.0002.00116.40
7.4.270.0002.00216.50
7.4.260.0071.99616.28
7.4.250.0071.99516.39
7.4.240.0022.00116.38
7.4.230.0032.00016.44
7.4.220.0161.98316.52
7.4.210.0141.98916.49
7.4.200.0002.00116.48
7.4.190.0171.98816.35
7.4.160.1081.86416.50
7.4.150.0191.97717.40
7.4.140.0131.98617.86
7.4.130.0151.98116.29
7.4.120.0081.98716.59
7.4.110.0132.45716.39
7.4.100.0292.42016.36
7.4.90.0232.44916.41
7.4.80.0102.42216.46
7.4.70.0132.44216.39
7.4.60.0162.45516.43
7.4.50.0072.49316.37
7.4.40.0102.48722.77
7.4.30.0132.44516.54
7.4.00.0132.47714.82
7.3.330.0032.00013.24
7.3.320.0002.00313.32
7.3.310.0031.99916.05
7.3.300.0002.00216.11
7.3.290.0031.99516.10
7.3.280.0101.99016.22
7.3.270.0061.99117.40
7.3.260.0231.97916.32
7.3.250.0081.99316.37
7.3.240.0331.96916.27
7.3.230.0102.44916.46
7.3.210.0162.45716.52
7.3.200.0152.40119.39
7.3.190.0271.86216.27
7.3.180.0032.47416.32
7.3.170.0132.46216.36
7.3.160.0132.43316.47
7.3.120.0072.48414.56
7.2.330.0232.44016.73
7.2.320.0132.43816.35
7.2.310.0232.13416.46
7.2.300.0262.39516.29
7.2.290.0162.44516.56
7.2.60.0171.89116.45
7.2.00.0102.49118.75
7.1.200.0072.40815.55
7.1.100.0072.47317.54
7.1.70.0032.49816.71
7.1.60.0072.49519.24
7.1.50.0072.49417.09
7.1.00.0002.50022.35
7.0.200.0032.49716.64
7.0.140.0102.49021.95
7.0.70.0032.49721.76
7.0.60.0002.50021.73
7.0.50.0032.49722.09
7.0.40.0002.50020.18
7.0.30.0032.49720.04
7.0.20.0072.49320.17
7.0.10.0072.49320.14
7.0.00.0072.49319.99
5.6.280.0072.49321.02
5.6.220.0072.49320.61
5.6.210.0102.49020.66
5.6.200.0032.49721.09
5.6.190.0002.50021.08
5.6.180.0002.50021.09
5.6.170.0072.49320.95
5.6.160.0032.49721.09
5.6.150.0002.50021.09
5.6.140.0032.49721.03
5.6.130.0102.49021.04
5.6.120.0032.49721.00
5.6.110.0102.49021.03
5.6.100.0032.49721.01
5.6.90.0032.49721.15
5.6.80.0002.50020.33
5.6.70.0072.49320.47
5.6.60.0072.49320.31
5.6.50.0072.49320.45
5.6.40.0932.40720.47
5.6.30.0072.49320.40
5.6.20.0032.49720.43
5.6.10.0072.49320.30
5.6.00.0032.49720.46
5.5.360.0372.38020.42
5.5.350.0332.41720.57
5.5.340.0072.43320.80
5.5.330.0332.40020.78
5.5.320.0402.33720.98
5.5.310.0402.39020.93
5.5.300.0232.44720.93
5.5.290.0332.38320.93
5.5.280.0432.35720.93
5.5.270.0332.39320.89
5.5.260.0372.39020.88
5.5.250.0432.35020.61
5.5.240.0172.46720.35
5.5.230.0102.45020.27
5.5.220.0332.40320.32
5.5.210.0232.42020.23
5.5.200.0132.39720.19
5.5.190.0432.36020.25
5.5.180.0102.41320.26
5.5.160.0232.39020.15
5.5.150.0132.43020.18
5.5.140.0132.43720.14
5.5.130.0232.24320.27
5.5.120.0402.03720.29
5.5.110.0272.41320.23
5.5.100.0232.42320.10
5.5.90.0332.42720.17
5.5.80.0232.43720.14
5.5.70.0402.38320.22
5.5.60.0332.40020.08
5.5.50.0272.23020.18
5.5.40.0231.93720.21
5.5.30.0172.20320.03
5.5.20.0232.13720.01
5.5.10.0272.28020.10
5.5.00.0432.41020.03
5.4.450.0302.41719.39
5.4.440.0332.39319.38
5.4.430.0202.43319.51
5.4.420.0272.45019.37
5.4.410.0302.39719.25
5.4.400.0202.42019.19
5.4.390.0202.44018.96
5.4.380.0402.39718.85
5.4.370.0232.38719.05
5.4.360.0272.44019.06
5.4.350.0472.40018.95
5.4.340.0202.43319.10
5.4.320.0172.42319.07
5.4.310.0132.47319.10
5.4.300.0402.32319.05
5.4.290.0302.33319.05
5.4.280.0571.78019.06
5.4.270.0372.39718.96
5.4.260.0402.41319.10
5.4.250.0072.41319.05
5.4.240.0302.42319.02
5.4.230.0102.45719.07
5.4.220.0232.43719.21
5.4.210.0172.42019.03
5.4.200.0201.86018.84
5.4.190.0101.85319.01
5.4.180.0201.91018.88
5.4.170.0102.39019.18
5.4.160.0332.45318.87
5.4.150.0402.41018.83
5.4.140.0332.39016.40
5.4.130.0201.91316.37
5.4.120.0231.87716.52
5.4.110.0132.22316.26
5.4.100.0332.37016.48
5.4.90.0432.41316.47
5.4.80.0172.44016.53
5.4.70.0132.40016.49
5.4.60.0202.42016.52
5.4.50.0032.42316.44
5.4.40.0202.41016.45
5.4.30.0302.41016.38
5.4.20.0232.43316.45
5.4.10.0202.44016.49
5.4.00.0102.43315.79
5.3.290.0132.41714.52
5.3.280.0072.45714.40
5.3.270.0202.39314.45
5.3.260.0172.37714.48
5.3.250.0372.34314.46
5.3.240.0172.18714.39
5.3.230.0501.98314.44
5.3.220.0471.86014.55
5.3.210.0231.95314.41
5.3.200.0402.42714.41
5.3.190.0232.45714.41
5.3.180.0072.44714.34
5.3.170.0072.42314.43
5.3.160.0102.45714.42
5.3.150.0132.46314.41
5.3.140.0232.42714.40
5.3.130.0332.43014.44
5.3.120.0102.41314.39
5.3.110.0332.35014.53
5.3.100.0332.36713.86
5.3.90.0232.45013.84
5.3.80.0402.40313.93
5.3.70.0172.43713.82
5.3.60.0102.43013.78
5.3.50.0232.42313.75
5.3.40.0102.41313.75
5.3.30.0272.38713.71
5.3.20.0202.43313.34
5.3.10.0132.45713.45
5.3.00.0072.44013.29
5.2.170.0132.43710.96
5.2.160.0202.42310.93
5.2.150.0372.38310.75
5.2.140.0102.45311.05
5.2.130.0102.44310.79
5.2.120.0132.46010.89
5.2.110.0232.37011.00
5.2.100.0102.42010.89
5.2.90.0202.42310.91
5.2.80.0072.45310.88
5.2.70.0372.34310.72
5.2.60.0402.40710.85
5.2.50.0232.42310.79
5.2.40.0202.44310.80
5.2.30.0272.42010.77
5.2.20.0232.42310.78
5.2.10.0102.41310.66
5.2.00.0232.44010.56
5.1.60.0072.4279.84
5.1.50.0072.3939.77
5.1.40.0172.4409.82
5.1.30.0102.43710.09
5.1.20.0102.43310.15
5.1.10.0202.4339.76
5.1.00.0232.4239.96
5.0.50.0102.4508.43
5.0.40.0032.4438.23
5.0.30.0172.4078.04
5.0.20.0232.4438.11
5.0.10.0302.4378.03
5.0.00.0232.0607.98
4.4.90.0000.01712.24
4.4.80.0070.03012.24
4.4.70.0000.02312.24
4.4.60.0000.03712.24
4.4.50.0000.03712.24
4.4.40.0000.05712.24
4.4.30.0000.03312.24
4.4.20.0000.02012.24
4.4.10.0030.03312.24
4.4.00.0000.05312.24
4.3.110.0000.03712.24
4.3.100.0000.01312.24
4.3.90.0000.01312.24
4.3.80.0000.05312.24
4.3.70.0000.01312.24
4.3.60.0000.03312.24
4.3.50.0000.03312.24
4.3.40.0000.05712.24
4.3.30.0000.03012.24
4.3.20.0000.04012.24
4.3.10.0030.03312.24
4.3.00.0000.04012.24

preferences:
53.11 ms | 401 KiB | 5 Q