3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Observer { protected function callme() { } } class MyParent extends Observer { function createChild() { $this->callme(); // this is OK return new MyChild (function() { $this->callme(); }); } } class MyChild { private $gatewayFunction; public function __constructor (Closure $gatewayFunction) { $this->gatewayFunction = $gatewayFunction; } public function __destroy() { $this->gatewayFunction->__invoke(); } } $p = new MyParent(); $c = $p->createChild(); var_dump($c); $c->__destroy();

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)
8.3.40.0060.00918.96
8.3.30.0090.00618.85
8.3.20.0000.00819.97
8.3.10.0070.00023.78
8.3.00.0000.00822.57
8.2.170.0120.00322.96
8.2.160.0110.00720.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00817.63
8.2.110.0060.00321.11
8.2.100.0050.00518.22
8.2.90.0000.00819.34
8.2.80.0080.00417.97
8.2.70.0060.00317.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0080.00021.10
8.2.30.0000.00919.76
8.2.20.0000.00717.61
8.2.10.0040.00417.99
8.2.00.0040.00418.04
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.52
8.1.230.0070.00420.39
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0090.00317.22
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0000.00818.50
8.1.160.0000.00821.93
8.1.150.0040.00418.91
8.1.140.0080.00017.50
8.1.130.0040.00417.66
8.1.120.0000.00717.36
8.1.110.0040.00417.41
8.1.100.0050.00217.43
8.1.90.0040.00417.50
8.1.80.0040.00417.49
8.1.70.0000.00717.37
8.1.60.0040.00417.62
8.1.50.0060.00317.45
8.1.40.0040.00417.51
8.1.30.0030.00517.60
8.1.20.0000.00817.68
8.1.10.0000.00717.61
8.1.00.0030.00517.40
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0040.00418.38
8.0.270.0040.00417.13
8.0.260.0030.00317.13
8.0.250.0040.00417.00
8.0.240.0030.00516.85
8.0.230.0000.00816.92
8.0.220.0040.00416.86
8.0.210.0040.00416.89
8.0.200.0080.00017.04
8.0.190.0080.00016.91
8.0.180.0000.00816.84
8.0.170.0000.00816.99
8.0.160.0000.00716.99
8.0.150.0000.00716.89
8.0.140.0000.00716.91
8.0.130.0030.00313.34
8.0.120.0040.00416.95
8.0.110.0070.00016.99
8.0.100.0040.00416.75
8.0.90.0000.00716.98
8.0.80.0070.01016.96
8.0.70.0000.00716.79
8.0.60.0000.00717.02
8.0.50.0080.00016.95
8.0.30.0100.00816.93
8.0.20.0120.00817.40
8.0.10.0040.00416.89
8.0.00.0100.00916.61
7.4.330.0050.00015.08
7.4.320.0030.00316.60
7.4.300.0000.00616.52
7.4.290.0070.00316.48
7.4.280.0000.00816.35
7.4.270.0000.00716.44
7.4.260.0000.00716.61
7.4.250.0080.00016.49
7.4.240.0000.00716.54
7.4.230.0070.00016.40
7.4.220.0000.00816.40
7.4.210.0120.00316.54
7.4.200.0070.00016.61
7.4.160.0100.00716.60
7.4.150.0140.01017.40
7.4.140.0110.01117.86
7.4.130.0110.00716.62
7.4.120.0110.00916.52
7.4.110.0100.01316.68
7.4.100.0060.01516.47
7.4.90.0090.00916.39
7.4.80.0150.00419.39
7.4.70.0090.00916.67
7.4.60.0130.00316.65
7.4.50.0040.00016.45
7.4.40.0120.00616.68
7.4.30.0120.01116.30
7.4.10.0050.01214.91
7.4.00.0090.00614.88
7.3.330.0030.00313.29
7.3.320.0050.00013.39
7.3.310.0000.00716.35
7.3.300.0040.00416.22
7.3.290.0090.01016.34
7.3.280.0060.01016.36
7.3.270.0140.00417.40
7.3.260.0120.00616.28
7.3.250.0110.01116.33
7.3.240.0090.00916.66
7.3.230.0090.00916.39
7.3.210.0080.00816.41
7.3.200.0060.01219.39
7.3.190.0000.01716.46
7.3.180.0040.01216.59
7.3.170.0110.00816.52
7.3.160.0070.01016.47
7.3.130.0040.00914.72
7.3.120.0120.00314.71
7.3.110.0080.01114.49
7.3.100.0050.00814.71
7.3.90.0030.01114.88
7.3.80.0030.00714.75
7.3.70.0070.00514.68
7.3.60.0050.00714.87
7.3.50.0100.00314.50
7.3.40.0040.00814.85
7.3.30.0080.00314.69
7.3.20.0070.00816.63
7.3.10.0100.00616.47
7.3.00.0070.00816.57
7.2.330.0110.01116.70
7.2.320.0090.01216.34
7.2.310.0000.01716.68
7.2.300.0170.00616.58
7.2.290.0120.01216.59
7.2.260.0070.00915.07
7.2.250.0070.01115.03
7.2.240.0050.00915.04
7.2.230.0030.01214.83
7.2.220.0030.01015.06
7.2.210.0070.00715.20
7.2.200.0050.00814.98
7.2.190.0080.00714.91
7.2.180.0080.00515.05
7.2.170.0050.00715.12
7.2.160.0090.00814.92
7.2.150.0110.00316.97
7.2.140.0020.01216.93
7.2.130.0100.00416.81
7.2.120.0080.00716.77
7.2.110.0040.00916.71
7.2.100.0060.00816.99
7.2.90.0090.00716.80
7.2.80.0090.00616.88
7.2.70.0060.00816.98
7.2.60.0060.01016.83
7.2.50.0030.01016.91
7.2.40.0050.00716.79
7.2.30.0040.01016.79
7.2.20.0030.01316.95
7.2.10.0060.00616.83
7.2.00.0020.01117.79
7.1.330.0040.01115.87
7.1.320.0080.00615.70
7.1.310.0030.01015.85
7.1.300.0050.01015.79
7.1.290.0040.00815.74
7.1.280.0030.01315.66
7.1.270.0030.01015.65
7.1.260.0060.00415.71
7.1.250.0020.01215.69
7.1.240.0050.00615.55
7.1.230.0080.00515.77
7.1.220.0060.00615.84
7.1.210.0020.01115.75
7.1.200.0110.00515.65
7.1.190.0050.00715.64
7.1.180.0040.01115.72
7.1.170.0060.00515.61
7.1.160.0050.00815.67
7.1.150.0040.00715.68
7.1.140.0020.01315.74
7.1.130.0050.00715.71
7.1.120.0040.01115.54
7.1.110.0030.00615.87
7.1.100.0030.00816.54
7.1.90.0080.00415.78
7.1.80.0070.00615.71
7.1.70.0040.01016.14
7.1.60.0070.01217.00
7.1.50.0040.01016.23
7.1.40.0080.00515.61
7.1.30.0030.00615.74
7.1.20.0050.00615.80
7.1.10.0040.01115.61
7.1.00.0060.02917.97
7.0.330.0040.00915.28
7.0.320.0040.00715.43
7.0.310.0090.00415.25
7.0.300.0020.00915.36
7.0.290.0100.00315.50
7.0.280.0070.00515.37
7.0.270.0020.00815.36
7.0.260.0030.00815.41
7.0.250.0030.01115.38
7.0.240.0020.00915.21
7.0.230.0050.00615.35
7.0.220.0030.00815.46
7.0.210.0070.00715.46
7.0.200.0150.00515.31
7.0.190.0050.00515.20
7.0.180.0020.01115.23
7.0.170.0020.00715.47
7.0.160.0020.01015.35
7.0.150.0030.00815.53
7.0.140.0030.00715.27
7.0.130.0060.00915.34
7.0.120.0060.00715.32
7.0.110.0070.00315.25
7.0.100.0030.00915.29
7.0.90.0050.00815.43
7.0.80.0010.01115.18
7.0.70.0060.00815.20
7.0.60.0060.03116.84
7.0.50.0100.02816.26
7.0.40.0040.03115.71
7.0.30.0130.02715.74
7.0.20.0110.02415.70
7.0.10.0100.02015.81
7.0.00.0050.02815.59
5.6.400.0070.00614.28
5.6.390.0060.00914.28
5.6.380.0030.01014.20
5.6.370.0050.00714.35
5.6.360.0030.01014.33
5.6.350.0080.00314.49
5.6.340.0040.01114.39
5.6.330.0020.01114.52
5.6.320.0080.00514.65
5.6.310.0090.00614.27
5.6.300.0050.00814.34
5.6.290.0050.00514.49
5.6.280.0050.01616.61
5.6.270.0030.00614.19
5.6.260.0050.00914.33
5.6.250.0100.00514.05
5.6.240.0020.01014.30
5.6.230.0020.01214.20
5.6.220.0030.00814.35
5.6.210.0090.02316.24
5.6.200.0060.03615.61
5.6.190.0020.02416.21
5.6.180.0120.01916.44
5.6.170.0140.01916.27
5.6.160.0050.02216.45
5.6.150.0040.01915.56
5.6.140.0050.02515.58
5.6.130.0060.03315.51
5.6.120.0080.03216.43
5.6.110.0070.03016.55
5.6.100.0070.02816.61
5.6.90.0060.03316.53
5.6.80.0100.02516.33
5.6.70.1140.01616.50
5.6.60.0070.00614.27
5.6.50.0090.00714.17
5.6.40.0050.00714.22
5.6.30.0050.00914.13
5.6.20.0060.00814.12
5.6.10.0030.01114.28
5.6.00.0050.00714.27
5.5.380.0110.00514.29
5.5.370.0040.00614.31
5.5.360.0080.00714.19
5.5.350.0080.03316.27
5.5.340.0100.01415.54
5.5.330.0070.03216.23
5.5.320.0180.02016.30
5.5.310.0110.01816.30
5.5.300.0080.01815.43
5.5.290.0070.01515.65
5.5.280.0100.02816.47
5.5.270.0070.02816.28
5.5.260.0070.03516.42
5.5.250.0110.03116.37
5.5.240.0130.02516.25
5.5.230.0120.00314.23
5.5.220.0000.01414.23
5.5.210.0050.01214.21
5.5.200.0030.01314.15
5.5.190.0110.00213.98
5.5.180.0080.00414.29
5.5.170.0080.00714.18
5.5.160.0050.00814.25
5.5.150.0060.00514.16
5.5.140.0060.00714.17
5.5.130.0040.00913.89
5.5.120.0050.00514.11
5.5.110.0030.01214.06
5.5.100.0050.01014.16
5.5.90.0050.00814.14
5.5.80.0040.00614.27
5.5.70.0080.00414.21
5.5.60.0030.00814.15
5.5.50.0060.00614.16
5.5.40.0070.00614.16
5.5.30.0040.00814.14
5.5.20.0050.00614.05
5.5.10.0040.01013.79
5.5.00.0020.01214.12
5.4.450.0320.02314.25
5.4.440.0290.02314.37
5.4.430.0240.02314.08
5.4.420.0290.02414.30
5.4.410.0200.02414.29
5.4.400.0070.01714.21
5.4.390.0090.01914.02
5.4.380.0030.02914.07
5.4.370.0220.02014.16
5.4.360.0330.02414.02
5.4.350.0300.02114.03
5.4.340.0320.02014.17
5.4.330.0020.00911.55
5.4.320.0280.02314.18
5.4.310.0300.02114.18
5.4.300.0350.01814.20
5.4.290.0330.01914.01
5.4.280.0340.02514.17
5.4.270.0330.02014.15
5.4.260.0270.02514.00
5.4.250.0310.02014.14
5.4.240.0330.02114.15
5.4.230.0290.02314.13
5.4.220.0240.02314.08
5.4.210.0310.01914.18
5.4.200.0250.02213.25
5.4.190.0300.01914.09
5.4.180.0260.02213.97
5.4.170.0280.01914.04
5.4.160.0280.02314.05
5.4.150.0320.01914.13
5.4.140.0250.02513.21
5.4.130.0280.02413.27
5.4.120.0340.01713.13
5.4.110.0320.02113.20
5.4.100.0270.02513.26
5.4.90.0340.02313.14
5.4.80.0310.02413.30
5.4.70.0300.02213.23
5.4.60.0140.02413.23
5.4.50.0050.01413.25
5.4.40.0020.03213.11
5.4.30.0050.02313.12
5.4.20.0100.02213.20
5.4.10.0080.00511.48
5.4.00.0030.00511.64

preferences:
45.91 ms | 400 KiB | 5 Q