3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $callBack; public function foo() { $self = $this; $calBack = $this->callBack; $calBack(); } } class B { public function hello() { echo "Nyan"; } public function bar(A $a) { $self = $this; $a->callBack = function() use ($self) { $self->hello(); }; $a->foo(); } } $b = new B(); $b->bar(new A());

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)
8.3.60.0130.00718.55
8.3.50.0140.00722.12
8.3.40.0070.00719.02
8.3.30.0100.01018.92
8.3.20.0000.00720.21
8.3.10.0030.00620.61
8.3.00.0080.00019.38
8.2.180.0110.00416.75
8.2.170.0040.01122.96
8.2.160.0110.00420.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00722.23
8.2.110.0030.00722.08
8.2.100.0110.00017.78
8.2.90.0050.00319.05
8.2.80.0040.00417.97
8.2.70.0090.00017.63
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0100.00018.08
8.2.30.0050.00219.27
8.2.20.0070.00017.58
8.2.10.0040.00418.07
8.2.00.0040.00417.71
8.1.280.0090.01225.92
8.1.270.0060.00323.92
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00523.91
8.1.230.0040.00719.01
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0050.00317.25
8.1.180.0060.00318.10
8.1.170.0040.00718.70
8.1.160.0000.00721.96
8.1.150.0070.00018.86
8.1.140.0000.00717.38
8.1.130.0000.00617.71
8.1.120.0030.00317.38
8.1.110.0000.00817.29
8.1.100.0040.00417.36
8.1.90.0030.00317.51
8.1.80.0050.00317.39
8.1.70.0000.00717.34
8.1.60.0040.00417.59
8.1.50.0040.00417.41
8.1.40.0000.00817.52
8.1.30.0030.00517.64
8.1.20.0000.00717.50
8.1.10.0040.00417.46
8.1.00.0000.00817.39
8.0.300.0030.00618.77
8.0.290.0040.00416.75
8.0.280.0000.00718.49
8.0.270.0030.00317.17
8.0.260.0020.00517.25
8.0.250.0040.00416.94
8.0.240.0030.00317.01
8.0.230.0070.00017.01
8.0.220.0030.00516.94
8.0.210.0000.00716.86
8.0.200.0040.00416.96
8.0.190.0050.00217.05
8.0.180.0000.00717.00
8.0.170.0040.00417.04
8.0.160.0040.00417.02
8.0.150.0030.00316.90
8.0.140.0050.00316.91
8.0.130.0030.00313.37
8.0.120.0000.00816.82
8.0.110.0040.00416.81
8.0.100.0000.00816.78
8.0.90.0030.00516.94
8.0.80.0090.01316.99
8.0.70.0000.00716.84
8.0.60.0000.00716.97
8.0.50.0000.00716.98
8.0.30.0050.01417.10
8.0.20.0120.01017.40
8.0.10.0000.00716.94
8.0.00.0150.00216.74
7.4.330.0000.00515.00
7.4.320.0060.00016.61
7.4.300.0070.00016.50
7.4.290.0030.00316.59
7.4.280.0040.00716.50
7.4.270.0000.00616.52
7.4.260.0000.00716.58
7.4.250.0070.00016.48
7.4.240.0070.00016.46
7.4.230.0000.00716.50
7.4.220.0150.00916.47
7.4.210.0060.01016.46
7.4.200.0030.00316.67
7.4.160.0100.00616.48
7.4.150.0140.00317.40
7.4.140.0100.00917.86
7.4.130.0090.01216.44
7.4.120.0070.01416.48
7.4.110.0070.01016.31
7.4.100.0030.01416.62
7.4.90.0100.01016.45
7.4.80.0150.00316.41
7.4.70.0080.00816.44
7.4.60.0090.00916.62
7.4.50.0030.00516.43
7.4.40.0090.00916.33
7.4.30.0070.01016.73
7.4.00.0060.00814.81
7.3.330.0030.00313.26
7.3.320.0030.00313.33
7.3.310.0040.00416.33
7.3.300.0030.00316.35
7.3.290.0110.00416.35
7.3.280.0090.00716.32
7.3.270.0120.00617.40
7.3.260.0030.01316.47
7.3.250.0160.00416.35
7.3.240.0110.01116.52
7.3.230.0170.00716.39
7.3.210.0100.01016.45
7.3.200.0120.00619.39
7.3.190.0140.00416.61
7.3.180.0110.00616.38
7.3.170.0060.01216.53
7.3.160.0040.01116.33
7.3.120.0040.00814.66
7.3.110.0090.00914.70
7.3.100.0040.00414.37
7.3.90.0150.00014.68
7.3.80.0070.00715.04
7.3.70.0030.00714.67
7.3.60.0100.00614.55
7.3.50.0060.00614.96
7.3.40.0060.00614.70
7.3.30.0040.01214.79
7.3.20.0090.00316.80
7.3.10.0070.00416.46
7.3.00.0060.00616.64
7.2.330.0090.00916.70
7.2.320.0080.01116.80
7.2.310.0000.01716.79
7.2.300.0240.00016.73
7.2.290.0040.01916.79
7.2.250.0030.01415.30
7.2.240.0090.00914.86
7.2.230.0040.00715.16
7.2.220.0060.00615.26
7.2.210.0060.00315.23
7.2.200.0050.00515.21
7.2.190.0060.01015.19
7.2.180.0040.00815.01
7.2.170.0130.00315.09
7.2.00.0030.00619.56
7.1.330.0090.00615.76
7.1.320.0070.00715.84
7.1.310.0000.01515.94
7.1.300.0030.01415.91
7.1.290.0030.00815.75
7.1.280.0040.01115.68
7.1.270.0070.01015.80
7.1.260.0080.00415.84
7.1.200.0070.00715.81
7.1.100.0070.00717.96
7.1.70.0040.01117.20
7.1.60.0070.01819.32
7.1.50.0060.00916.95
7.1.00.0030.07722.31
7.0.200.0000.00716.55
7.0.140.0000.07022.18
7.0.120.0070.07022.10
7.0.110.0070.07022.07
7.0.100.0100.06722.15
7.0.90.0030.07722.15
7.0.80.0000.07322.07
7.0.70.0070.06322.10
7.0.60.0030.05722.01
7.0.50.0100.06722.16
7.0.40.0100.06022.07
7.0.30.0030.07022.18
7.0.20.0030.07021.98
7.0.10.0070.07322.11
7.0.00.0070.04322.10
5.6.280.0030.07321.16
5.6.260.0030.07321.14
5.6.250.0030.06021.10
5.6.240.0000.08021.12
5.6.230.0030.07721.10
5.6.220.0030.07320.88
5.6.210.0100.06320.96
5.6.200.0000.08020.84
5.6.190.0030.07021.09
5.6.180.0070.06320.80
5.6.170.0030.07321.09
5.6.160.0000.03721.02
5.6.150.0030.06321.06
5.6.140.0070.07021.01
5.6.130.0030.06021.07
5.6.120.0030.07321.04
5.6.110.0030.07021.08
5.6.100.0130.06720.80
5.6.90.0070.07020.93
5.6.80.0000.07320.23
5.6.70.0070.06320.43
5.6.60.0030.07320.18
5.6.50.0000.06720.24
5.6.40.0130.04320.20
5.6.30.0030.07320.46
5.6.20.0000.07720.30
5.6.10.0000.07020.42
5.6.00.0000.07020.40
5.5.380.0030.06317.70
5.5.370.0000.07317.54
5.5.360.0000.07317.68
5.5.350.0000.07317.52
5.5.340.0070.07017.94
5.5.330.0030.05717.96
5.5.320.0030.07018.14
5.5.310.0030.07017.93
5.5.300.0000.07717.96
5.5.290.0000.07018.10
5.5.280.0030.07317.93
5.5.270.0030.07317.89
5.5.260.0000.07718.25
5.5.250.0000.07317.86
5.5.240.0030.06717.49
5.5.230.0030.07017.50
5.5.220.0000.07017.60
5.5.210.0000.07017.33
5.5.200.0000.07017.48
5.5.190.0030.07317.45
5.5.180.0000.07317.58
5.5.160.0030.06317.62
5.5.150.0000.07317.28
5.5.140.0070.05717.26
5.5.130.0000.05717.43
5.5.120.0000.07017.26
5.5.110.0070.06317.39
5.5.100.0030.06317.21
5.5.90.0030.06017.34
5.5.80.0070.06317.46
5.5.70.0030.07017.38
5.5.60.0070.06317.47
5.5.50.0070.05017.15
5.5.40.0030.06317.32
5.5.30.0000.07017.37
5.5.20.0000.07317.37
5.5.10.0000.07317.17
5.5.00.0030.07017.15
5.4.450.0000.07719.48
5.4.440.0000.07019.39
5.4.430.0070.07019.30
5.4.420.0100.06319.50
5.4.410.0030.06719.44
5.4.400.0000.06719.16
5.4.390.0000.07319.00
5.4.380.0030.06319.00
5.4.370.0000.06719.01
5.4.360.0030.06719.15
5.4.350.0070.06719.17
5.4.340.0030.07018.95
5.4.320.0000.06319.30
5.4.310.0070.06019.01
5.4.300.0030.05719.02
5.4.290.0030.06719.30
5.4.280.0070.06319.10
5.4.270.0030.06719.17
5.4.260.0000.05719.22
5.4.250.0030.06719.15
5.4.240.0000.07019.14
5.4.230.0030.06319.22
5.4.220.0000.07018.99
5.4.210.0030.06719.00
5.4.200.0070.06019.16
5.4.190.0030.06719.17
5.4.180.0070.06319.16
5.4.170.0000.07019.00
5.4.160.0000.07019.20
5.4.150.0030.07018.92
5.4.140.0030.06716.41
5.4.130.0100.05716.43
5.4.120.0030.06316.60
5.4.110.0000.07016.65
5.4.100.0070.05716.50
5.4.90.0100.05316.61
5.4.80.0030.05716.62
5.4.70.0000.06716.50
5.4.60.0000.06316.41
5.4.50.0000.06716.29
5.4.40.0070.05716.43
5.4.30.0000.05716.55
5.4.20.0030.06316.62
5.4.10.0030.06716.55
5.4.00.0030.06315.85
5.3.290.0030.07014.70
5.3.280.0070.06314.63
5.3.270.0000.07314.59
5.3.260.0030.07014.47
5.3.250.0030.05714.84
5.3.240.0000.07014.62
5.3.230.0100.05714.62
5.3.220.0030.06314.70
5.3.210.0000.07314.43
5.3.200.0000.07014.80
5.3.190.0030.06314.71
5.3.180.0000.05314.70
5.3.170.0100.05714.69
5.3.160.0030.06714.79
5.3.150.0030.05714.60
5.3.140.0030.06314.79
5.3.130.0030.07014.57
5.3.120.0000.06014.78
5.3.110.0030.06014.69
5.3.100.0000.06014.17
5.3.90.0030.06314.18
5.3.80.0030.06313.88
5.3.70.0000.06713.99
5.3.60.0030.06314.02
5.3.50.0000.06313.95
5.3.40.0000.06313.98
5.3.30.0000.06713.99
5.3.20.0000.06013.79
5.3.10.0030.05713.65
5.3.00.0030.06713.61
5.2.170.0000.05711.23
5.2.160.0000.05311.02
5.2.150.0030.04711.14
5.2.140.0000.05711.16
5.2.130.0000.05711.25
5.2.120.0000.04711.10
5.2.110.0030.05311.18
5.2.100.0030.05311.08
5.2.90.0030.04311.10
5.2.80.0030.05011.16
5.2.70.0000.05710.95
5.2.60.0030.05711.03
5.2.50.0070.05011.00
5.2.40.0000.04711.08
5.2.30.0000.05710.99
5.2.20.0000.05710.98
5.2.10.0030.05011.09
5.2.00.0070.05010.67
5.1.60.0000.04710.28
5.1.50.0000.04710.28
5.1.40.0070.03710.28
5.1.30.0030.05010.34
5.1.20.0030.04310.33
5.1.10.0030.04710.28
5.1.00.0000.04710.28
5.0.50.0070.03710.28
5.0.40.0030.03710.28
5.0.30.0000.05710.28
5.0.20.0070.03310.28
5.0.10.0030.03710.28
5.0.00.0030.05310.28
4.4.90.0000.03010.28
4.4.80.0030.02710.28
4.4.70.0000.03010.28
4.4.60.0000.03010.28
4.4.50.0000.03010.28
4.4.40.0030.04710.28
4.4.30.0000.02710.28
4.4.20.0030.02710.28
4.4.10.0000.03010.28
4.4.00.0000.04310.28
4.3.110.0030.03010.28
4.3.100.0030.02710.28
4.3.90.0000.03010.28
4.3.80.0000.04310.28
4.3.70.0000.02310.28
4.3.60.0000.03010.28
4.3.50.0000.03010.28
4.3.40.0030.04010.28
4.3.30.0000.02710.28
4.3.20.0000.03310.28
4.3.10.0000.03010.28
4.3.00.0000.02710.28

preferences:
48.98 ms | 400 KiB | 5 Q