3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $ref; function __construct () { $this->ref = new class() { public $name; }; } public function create (string $name) { $this->ref->name = $name; return clone $this->ref; } } $A = new A(); $testA = $A->create("matti"); $testB = $A->create("Pekka"); var_dump($testA->name); var_dump($testB->name);

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)
8.3.60.0140.00016.63
8.3.50.0090.00616.64
8.3.40.0070.00718.79
8.3.30.0110.00418.73
8.3.20.0080.00020.37
8.3.10.0040.00421.77
8.3.00.0070.00023.67
8.2.180.0100.01018.29
8.2.170.0100.01018.79
8.2.160.0070.00722.96
8.2.150.0070.00025.66
8.2.140.0070.00024.66
8.2.130.0030.00619.58
8.2.120.0080.00026.35
8.2.110.0000.00822.23
8.2.100.0070.00317.93
8.2.90.0040.00419.22
8.2.80.0050.00318.04
8.2.70.0040.00417.63
8.2.60.0080.00018.04
8.2.50.0040.00418.07
8.2.40.0040.00420.54
8.2.30.0030.00320.68
8.2.20.0070.00017.59
8.2.10.0000.00718.10
8.2.00.0000.00717.98
8.1.280.0070.00725.92
8.1.270.0040.00423.84
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0070.00717.50
8.1.230.0040.00821.04
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0030.00717.23
8.1.180.0080.00018.10
8.1.170.0000.00818.49
8.1.160.0040.00420.64
8.1.150.0000.00718.89
8.1.140.0030.00519.45
8.1.130.0070.00017.58
8.1.120.0000.00717.50
8.1.110.0040.00417.37
8.1.100.0000.00817.47
8.1.90.0000.00717.43
8.1.80.0000.00717.45
8.1.70.0030.00317.50
8.1.60.0030.00617.59
8.1.50.0040.00417.48
8.1.40.0000.00817.40
8.1.30.0080.00017.66
8.1.20.0040.00417.55
8.1.10.0050.00317.42
8.1.00.0070.00017.31
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0040.00418.49
8.0.270.0070.00017.27
8.0.260.0060.00017.13
8.0.250.0030.00516.93
8.0.240.0000.00716.86
8.0.230.0030.00316.93
8.0.220.0000.00716.87
8.0.210.0030.00316.92
8.0.200.0040.00416.86
8.0.190.0100.00016.91
8.0.180.0000.00716.80
8.0.170.0000.00716.93
8.0.160.0030.00616.92
8.0.150.0070.00016.82
8.0.140.0040.00716.73
8.0.130.0060.00013.32
8.0.120.0000.00816.89
8.0.110.0000.00716.79
8.0.100.0030.00516.79
8.0.90.0030.00516.84
8.0.80.0030.01216.90
8.0.70.0000.00716.89
8.0.60.0040.00416.71
8.0.50.0040.00416.84
8.0.30.0160.00417.05
8.0.20.0130.00617.40
8.0.10.0000.00717.01
8.0.00.0070.01116.79
7.4.330.0000.00616.82
7.4.320.0030.00316.61
7.4.300.0040.00416.56
7.4.290.0060.00316.60
7.4.280.0020.00816.41
7.4.270.0030.00316.51
7.4.260.0030.00316.48
7.4.250.0030.00516.46
7.4.240.0060.00216.48
7.4.230.0000.00716.68
7.4.220.0110.01516.55
7.4.210.0030.01016.54
7.4.200.0050.00216.45
7.4.160.0090.00916.43
7.4.150.0090.00917.40
7.4.140.0200.00217.86
7.4.130.0130.00316.47
7.4.120.0060.01116.50
7.4.110.0080.01116.49
7.4.100.0100.00716.27
7.4.90.0080.00816.47
7.4.80.0090.00919.39
7.4.70.0100.00716.53
7.4.60.0150.00416.57
7.4.50.0040.01116.59
7.4.40.0060.00916.45
7.4.30.0060.01016.61
7.4.10.0030.01614.81
7.4.00.0090.00814.72
7.3.330.0000.00513.28
7.3.320.0060.00013.30
7.3.310.0040.00416.20
7.3.300.0070.00016.18
7.3.290.0090.01116.29
7.3.280.0060.00816.32
7.3.270.0160.00717.40
7.3.260.0160.00616.40
7.3.250.0110.00916.28
7.3.240.0080.01016.37
7.3.230.0070.01116.45
7.3.210.0120.00416.56
7.3.200.0090.00919.39
7.3.190.0030.01516.53
7.3.180.0090.00616.66
7.3.170.0040.01216.27
7.3.160.0080.00816.25
7.3.130.0120.00614.77
7.3.120.0130.00314.92
7.3.110.0150.00414.82
7.3.100.0090.00614.57
7.3.90.0030.01314.93
7.3.80.0060.01114.57
7.3.70.0100.00614.82
7.3.60.0090.00614.47
7.3.50.0070.01014.86
7.3.40.0090.00614.73
7.3.30.0000.01414.90
7.3.20.0080.00016.57
7.3.10.0030.00716.51
7.3.00.0030.01016.50
7.2.330.0030.01416.45
7.2.320.0030.01416.84
7.2.310.0100.01016.80
7.2.300.0080.01416.75
7.2.290.0080.01516.83
7.2.260.0080.00614.97
7.2.250.0060.01215.18
7.2.240.0000.01515.00
7.2.230.0060.01115.25
7.2.220.0040.01415.17
7.2.210.0000.01614.90
7.2.200.0030.01015.22
7.2.190.0100.00714.87
7.2.180.0000.01514.97
7.2.170.0060.00915.22
7.2.160.0000.01114.98
7.2.150.0060.00316.61
7.2.140.0040.00816.69
7.2.130.0030.01416.63
7.2.120.0060.00616.63
7.2.110.0070.01016.77
7.2.100.0040.01117.09
7.2.90.0030.01416.95
7.2.80.0070.00716.78
7.2.70.0100.00317.02
7.2.60.0090.00717.03
7.2.50.0070.00716.82
7.2.40.0080.00316.93
7.2.30.0130.00017.08
7.2.20.0040.01116.85
7.2.10.0030.01016.88
7.2.00.0060.00518.16
7.1.330.0120.00415.58
7.1.320.0080.00815.64
7.1.310.0000.01316.03
7.1.300.0030.01515.69
7.1.290.0060.00315.96
7.1.280.0000.01816.00
7.1.270.0070.00715.81
7.1.260.0070.00316.00
7.1.250.0040.00815.77
7.1.240.0030.00616.01
7.1.230.0110.00415.58
7.1.220.0110.00416.02
7.1.210.0030.01315.72
7.1.200.0020.01215.74
7.1.190.0090.00615.79
7.1.180.0070.00716.00
7.1.170.0040.00715.81
7.1.160.0040.01115.66
7.1.150.0060.00915.79
7.1.140.0090.00315.51
7.1.130.0060.00616.05
7.1.120.0040.01115.61
7.1.110.0100.00715.68
7.1.100.0020.01116.85
7.1.90.0030.01315.68
7.1.80.0090.00615.78
7.1.70.0090.00716.48
7.1.60.0050.01017.49
7.1.50.0080.01016.11
7.1.40.0060.01215.78
7.1.30.0060.00315.57
7.1.20.0060.00715.73
7.1.10.0070.01015.74
7.1.00.0100.03819.14
7.0.330.0000.00915.55
7.0.320.0060.00315.47
7.0.310.0030.00515.41
7.0.300.0030.00815.41
7.0.290.0060.00615.24
7.0.280.0040.01115.41
7.0.270.0040.01015.46
7.0.260.0030.00915.42
7.0.250.0070.01015.42
7.0.240.0030.01415.34
7.0.230.0130.00315.20
7.0.220.0100.00315.48
7.0.210.0000.01215.55
7.0.200.0050.00816.13
7.0.190.0000.00915.59
7.0.180.0100.00715.44
7.0.170.0040.01415.53
7.0.160.0100.00315.20
7.0.150.0030.01015.48
7.0.140.0080.00515.48
7.0.130.0070.00715.28
7.0.120.0030.01015.22
7.0.110.0040.00415.58
7.0.100.0030.00815.59
7.0.90.0090.00315.54
7.0.80.0100.00315.30
7.0.70.0000.01015.25
7.0.60.0070.04518.48
7.0.50.0070.04516.69
7.0.40.0100.03916.72
7.0.30.0100.04016.68
7.0.20.0120.02716.82
7.0.10.0030.03316.87
7.0.00.0070.02216.82
5.6.400.0060.00914.20
5.6.390.0070.00714.08
5.6.380.0030.00714.36
5.6.370.0050.00814.43
5.6.360.0090.00314.28
5.6.350.0000.00914.17
5.6.340.0030.01014.10
5.6.330.0080.00414.34
5.6.320.0130.00614.02
5.6.310.0000.01314.11
5.6.300.0000.01214.06
5.6.290.0090.00614.13
5.6.280.0030.02217.63
5.6.270.0060.00614.41
5.6.260.0070.00414.29
5.6.250.0040.01214.08
5.6.240.0070.00714.04
5.6.230.0040.01113.95
5.6.220.0110.00014.05
5.6.210.0090.04717.30
5.6.200.0080.02616.08
5.6.190.0050.04817.38
5.6.180.0130.02717.32
5.6.170.0120.02917.32
5.6.160.0050.02517.31
5.6.150.0070.03716.03
5.6.140.0060.04516.10
5.6.130.0080.04316.18
5.6.120.0050.03117.49
5.6.110.0030.02517.54
5.6.100.0050.04517.57
5.6.90.0060.04117.70
5.6.80.0080.04317.23
5.6.70.0060.00614.00
5.6.60.0060.00314.02
5.6.50.0030.00614.10
5.6.40.0090.00414.14
5.6.30.0090.00613.90
5.6.20.0030.00913.84
5.6.10.0080.00413.99
5.6.00.0060.00313.99
5.5.380.0070.00714.21
5.5.370.0090.00614.05
5.5.360.0150.00013.95
5.5.350.0120.03517.29
5.5.340.0030.04616.15
5.5.330.0110.03917.15
5.5.320.0250.02317.22
5.5.310.0150.03517.08
5.5.300.0030.02515.96
5.5.290.0030.03816.00
5.5.280.0080.03017.45
5.5.270.0100.03117.36
5.5.260.0070.04717.44
5.5.250.0050.03817.37
5.5.240.0140.03316.95
5.5.230.0000.01014.11
5.5.220.0130.00013.70
5.5.210.0030.00713.98
5.5.200.0030.00914.09
5.5.190.0030.01214.05
5.5.180.0110.00013.82
5.5.170.0060.00614.07
5.5.160.0060.00314.15
5.5.150.0060.00913.95
5.5.140.0120.00313.88
5.5.130.0000.01214.02
5.5.120.0100.00314.01
5.5.110.0060.00613.62
5.5.100.0080.00413.80
5.5.90.0030.01013.82
5.5.80.0070.00413.75
5.5.70.0030.01013.95
5.5.60.0030.01314.08
5.5.50.0060.00913.88
5.5.40.0110.00313.88
5.5.30.0030.01013.88
5.5.20.0000.01513.88
5.5.10.0100.00713.90
5.5.00.0060.00913.73

preferences:
56.58 ms | 400 KiB | 5 Q