3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Signal { protected $listeners; function add($callback) { $this->listeners[]=$callback; } function dispatch() { if (empty($this->listeners)) { return; } $args = func_get_args(); foreach ($this->listeners as $callback) { call_user_func_array($callback, $args); } } } function myListener() { $args = func_get_args(); print_r($args); } $signal = new Signal(); $signal->add('myListener'); $signal->add('myListener'); $signal->add('myListener'); $signal->dispatch('a'); $signal->dispatch('a',456); $signal->dispatch('a',456,array(123));

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)
8.3.40.0120.00618.69
8.3.30.0140.00019.02
8.3.20.0060.00320.20
8.3.10.0040.00422.14
8.3.00.0060.00322.43
8.2.170.0140.00422.96
8.2.160.0140.00020.91
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0000.00819.38
8.2.110.0030.00622.11
8.2.100.0090.00317.84
8.2.90.0040.00419.12
8.2.80.0040.00418.05
8.2.70.0000.00817.75
8.2.60.0000.00818.05
8.2.50.0050.00318.07
8.2.40.0030.00718.16
8.2.30.0000.00718.18
8.2.20.0040.00417.70
8.2.10.0000.00819.57
8.2.00.0030.00617.75
8.1.270.0070.00022.19
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0070.00319.15
8.1.220.0050.00317.78
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0080.00017.52
8.1.180.0040.00418.10
8.1.170.0000.01118.40
8.1.160.0040.00421.88
8.1.150.0000.00718.55
8.1.140.0040.00417.50
8.1.130.0000.00717.70
8.1.120.0030.00317.43
8.1.110.0060.00317.35
8.1.100.0070.00017.49
8.1.90.0040.00417.49
8.1.80.0000.00717.52
8.1.70.0000.00817.36
8.1.60.0040.00417.48
8.1.50.0030.00517.52
8.1.40.0060.00317.42
8.1.30.0000.00917.59
8.1.20.0040.00417.68
8.1.10.0030.00517.55
8.1.00.0000.00717.39
8.0.300.0000.00818.77
8.0.290.0040.00417.16
8.0.280.0030.00318.36
8.0.270.0000.00717.13
8.0.260.0000.00716.82
8.0.250.0030.00316.85
8.0.240.0040.00416.96
8.0.230.0070.00016.96
8.0.220.0000.00716.79
8.0.210.0030.00316.88
8.0.200.0060.00016.86
8.0.190.0000.00717.03
8.0.180.0000.00816.94
8.0.170.0030.00616.82
8.0.160.0050.00216.86
8.0.150.0040.00416.77
8.0.140.0030.00316.78
8.0.130.0050.00013.25
8.0.120.0070.00016.84
8.0.110.0050.00316.84
8.0.100.0070.00016.78
8.0.90.0000.00716.93
8.0.80.0060.01116.93
8.0.70.0040.00416.68
8.0.60.0040.00416.80
8.0.50.0030.00516.96
8.0.30.0090.00917.10
8.0.20.0120.01017.40
8.0.10.0070.00016.99
8.0.00.0120.00616.76
7.4.330.0030.00315.20
7.4.320.0030.00316.58
7.4.300.0040.00416.52
7.4.290.0060.00316.59
7.4.280.0000.00816.51
7.4.270.0070.00016.60
7.4.260.0090.00016.55
7.4.250.0040.00416.57
7.4.240.0020.00516.48
7.4.230.0070.00016.53
7.4.220.0070.01116.59
7.4.210.0040.01316.53
7.4.200.0030.00316.35
7.4.190.0000.00716.45
7.4.160.0100.00716.59
7.4.150.0110.00717.40
7.4.140.0150.00617.86
7.4.130.0090.01116.47
7.4.120.0100.00716.48
7.4.110.0090.00916.57
7.4.100.0110.00716.57
7.4.90.0110.00716.59
7.4.80.0110.00719.39
7.4.70.0030.01416.55
7.4.60.0090.00616.70
7.4.50.0060.00016.49
7.4.40.0090.00622.77
7.4.30.0050.01116.63
7.4.10.0070.01115.20
7.4.00.0060.00914.91
7.3.330.0030.00313.32
7.3.320.0030.00313.29
7.3.310.0040.00416.32
7.3.300.0000.00716.13
7.3.290.0040.01116.31
7.3.280.0080.00816.29
7.3.270.0120.00417.40
7.3.260.0130.00516.43
7.3.250.0120.00816.40
7.3.240.0040.01316.36
7.3.230.0060.01016.40
7.3.210.0060.01016.48
7.3.200.0060.01219.39
7.3.190.0090.00916.37
7.3.180.0030.01316.57
7.3.170.0040.01816.46
7.3.160.0090.00616.54
7.3.130.0120.00614.84
7.3.120.0050.01114.86
7.3.110.0040.01214.82
7.3.100.0050.00814.91
7.3.90.0070.00514.80
7.3.80.0050.00614.94
7.3.70.0080.00614.83
7.3.60.0070.00614.73
7.3.50.0040.00814.88
7.3.40.0060.00814.79
7.3.30.0050.00914.73
7.3.20.0080.00716.70
7.3.10.0070.00516.68
7.3.00.0050.00816.62
7.2.330.0060.01116.81
7.2.320.0030.01516.51
7.2.310.0070.01416.84
7.2.300.0000.01616.75
7.2.290.0060.01016.51
7.2.260.0130.00714.75
7.2.250.0070.01215.07
7.2.240.0080.00914.99
7.2.230.0060.01014.99
7.2.220.0020.01115.09
7.2.210.0090.00415.09
7.2.200.0050.00815.18
7.2.190.0090.00615.14
7.2.180.0050.01014.92
7.2.170.0030.01115.02
7.2.160.0060.00715.05
7.2.150.0020.01316.92
7.2.140.0080.00816.70
7.2.130.0070.00716.81
7.2.120.0050.01016.87
7.2.110.0050.01116.98
7.2.100.0030.00916.90
7.2.90.0080.00816.93
7.2.80.0050.01016.95
7.2.70.0040.01216.92
7.2.60.0050.00916.98
7.2.50.0070.00816.93
7.2.40.0080.00617.08
7.2.30.0080.00916.72
7.2.20.0060.00916.88
7.2.10.0030.01016.75
7.2.00.0040.00917.67
7.1.330.0050.00915.79
7.1.320.0050.00615.88
7.1.310.0040.01015.79
7.1.300.0040.00715.76
7.1.290.0040.00715.70
7.1.280.0030.00915.69
7.1.270.0090.00415.56
7.1.260.0040.00815.83
7.1.250.0080.00515.79
7.1.240.0070.00715.80
7.1.230.0110.00415.71
7.1.220.0070.00315.97
7.1.210.0060.01115.89
7.1.200.0060.00915.66
7.1.190.0070.00715.93
7.1.180.0000.01115.90
7.1.170.0050.00315.70
7.1.160.0070.00715.82
7.1.150.0040.00815.89
7.1.140.0000.01115.87
7.1.130.0030.01015.68
7.1.120.0060.00615.48
7.1.110.0000.01715.97
7.1.100.0030.00817.08
7.1.90.0100.00015.93
7.1.80.0060.00615.95
7.1.70.0080.00416.21
7.1.60.0050.00716.39
7.1.50.0070.01116.50
7.1.40.0030.01215.85
7.1.30.0070.00715.84
7.1.20.0060.00915.91
7.1.10.0030.01215.65
7.1.00.0030.04319.10
7.0.330.0030.00715.54
7.0.320.0090.00015.10
7.0.310.0040.00815.51
7.0.300.0030.00915.61
7.0.290.0000.01415.57
7.0.280.0030.01015.53
7.0.270.0070.00715.30
7.0.260.0070.00315.46
7.0.250.0090.00615.54
7.0.240.0060.00315.57
7.0.230.0030.01015.22
7.0.220.0030.00515.09
7.0.210.0030.01015.33
7.0.200.0030.01216.20
7.0.190.0100.00315.29
7.0.180.0120.00315.25
7.0.170.0070.00715.45
7.0.160.0070.00715.60
7.0.150.0040.01215.36
7.0.140.0070.03618.73
7.0.130.0060.00615.40
7.0.120.0060.00615.29
7.0.110.0030.00515.38
7.0.100.0030.01015.35
7.0.90.0090.00915.19
7.0.80.0040.01415.47
7.0.70.0030.00615.70
7.0.60.0080.04517.71
7.0.50.0080.03116.70
7.0.40.0090.04616.74
7.0.30.0200.03816.81
7.0.20.0220.03516.98
7.0.10.0180.02716.85
7.0.00.0090.04716.80
5.6.400.0060.00914.45
5.6.390.0090.00314.65
5.6.380.0000.01214.54
5.6.370.0140.00614.69
5.6.360.0030.00914.24
5.6.350.0070.01014.50
5.6.340.0070.00714.54
5.6.330.0090.00614.79
5.6.320.0060.00314.16
5.6.310.0070.00714.48
5.6.300.0060.00814.71
5.6.290.0070.01114.17
5.6.280.0060.04017.84
5.6.270.0070.00714.43
5.6.260.0000.00914.18
5.6.250.0140.00414.47
5.6.240.0030.01614.37
5.6.230.0100.00714.64
5.6.220.0060.00814.16
5.6.210.0050.04917.60
5.6.200.0060.02116.45
5.6.190.0080.02817.48
5.6.180.1430.02417.52
5.6.170.0200.02117.55
5.6.160.0050.02817.40
5.6.150.0020.03116.20
5.6.140.0090.02216.17
5.6.130.0070.03016.37
5.6.120.0050.02717.69
5.6.110.0070.02517.78
5.6.100.0070.04517.73
5.6.90.0050.04717.64
5.6.80.0050.04817.31
5.6.70.2230.02217.45
5.6.60.0030.01014.36
5.6.50.0030.00614.02
5.6.40.0040.01514.43
5.6.30.0030.00914.30
5.6.20.0070.01014.11
5.6.10.0080.00314.37
5.6.00.0000.01514.37
5.5.380.0090.00614.58
5.5.370.0060.01214.36
5.5.360.0040.01114.11
5.5.350.0050.05017.38
5.5.340.0150.03816.20
5.5.330.0010.05017.25
5.5.320.0130.03017.15
5.5.310.0150.04117.48
5.5.300.0070.04316.29
5.5.290.0030.04816.07
5.5.280.0080.04317.43
5.5.270.0030.05117.43
5.5.260.0080.04517.58
5.5.250.0140.03617.34
5.5.240.0050.04717.07
5.5.230.0110.00014.15
5.5.220.0030.01414.31
5.5.210.0040.01114.24
5.5.200.0060.00614.41
5.5.190.0070.00714.66
5.5.180.0130.00014.57
5.5.170.0040.00414.10
5.5.160.0070.01114.07
5.5.150.0030.01313.91
5.5.140.0040.00814.31
5.5.130.0060.01214.49
5.5.120.0070.00714.33
5.5.110.0030.00914.51
5.5.100.0040.01114.09
5.5.90.0060.00314.38
5.5.80.0030.01014.29
5.5.70.0040.01214.47
5.5.60.0030.01214.33
5.5.50.0030.00814.42
5.5.40.0070.00714.43
5.5.30.0000.01414.11
5.5.20.0060.00914.16
5.5.10.0030.01314.31
5.5.00.0140.00414.43
5.4.450.0200.02715.33
5.4.440.0250.02815.19
5.4.430.0280.02815.34
5.4.420.0130.03215.37
5.4.410.0080.02615.19
5.4.400.0150.02515.03
5.4.390.0120.02515.13
5.4.380.0140.02914.79
5.4.370.0170.02814.94
5.4.360.0130.02814.95
5.4.350.0130.03014.83
5.4.340.0110.03014.67
5.4.330.0080.00011.43
5.4.320.0060.02311.85
5.4.310.0080.02211.73
5.4.300.0060.02211.73
5.4.290.0040.02311.77
5.4.280.0090.02111.75
5.4.270.0050.02311.90
5.4.260.0080.02111.72
5.4.250.0060.02411.74
5.4.240.0100.02311.68
5.4.230.0090.02311.75
5.4.220.0070.02511.59
5.4.210.0080.02611.65
5.4.200.0080.02311.81
5.4.190.0080.02511.70
5.4.180.0090.02111.57
5.4.170.0050.02611.68
5.4.160.0050.02411.84
5.4.150.0070.02111.81
5.4.140.0040.02411.64
5.4.130.0090.01911.46
5.4.120.0050.02211.54
5.4.110.0080.01911.62
5.4.100.0020.02411.52
5.4.90.0060.02411.66
5.4.80.0050.02211.53
5.4.70.0060.02311.65
5.4.60.0090.04111.48
5.4.50.0090.03011.66
5.4.40.0050.03811.51
5.4.30.0080.02311.54
5.4.20.0040.02411.62
5.4.10.0060.02311.39
5.4.00.0050.02211.22
5.3.290.0040.02611.77
5.3.280.0090.02211.64
5.3.270.0040.02811.59
5.3.260.0060.02211.59
5.3.250.0050.02411.69
5.3.240.0100.03411.46
5.3.230.0050.02611.66
5.3.220.0080.02011.52
5.3.210.0040.02511.64
5.3.200.0070.02311.65
5.3.190.0060.02211.50
5.3.180.0080.02311.71
5.3.170.0080.02511.63
5.3.160.0050.02211.63
5.3.150.0070.02511.63
5.3.140.0040.02811.67
5.3.130.0080.02611.68
5.3.120.0070.02211.74
5.3.110.0050.02311.68
5.3.100.0040.02711.40
5.3.90.0060.02111.27
5.3.80.0070.04311.33
5.3.70.0030.02811.17
5.3.60.0100.02211.31
5.3.50.0070.03111.30
5.3.40.0080.02511.36
5.3.30.0050.02911.30
5.3.20.0050.02711.08
5.3.10.0100.02610.94
5.3.00.0020.02711.05
5.2.170.0080.0329.20
5.2.160.0090.0309.20
5.2.150.0050.0379.20
5.2.140.0050.0319.20
5.2.130.0060.0299.16
5.2.120.0100.0349.16
5.2.110.0040.0369.16
5.2.100.0060.0339.17
5.2.90.0070.0309.16
5.2.80.0060.0329.16
5.2.70.0060.0309.15
5.2.60.0070.0339.11
5.2.50.0040.0369.08
5.2.40.0060.0319.05
5.2.30.0060.0319.03
5.2.20.0090.0279.02
5.2.10.0050.0338.93
5.2.00.0060.0298.78
5.1.60.0040.0298.07
5.1.50.0060.0298.07
5.1.40.0070.0268.06
5.1.30.0100.0258.40
5.1.20.0070.0278.43
5.1.10.0080.0298.15
5.1.00.0060.0288.15
5.0.50.0110.0186.63
5.0.40.0060.0286.48
5.0.30.0050.0396.30
5.0.20.0030.0216.27
5.0.10.0050.0246.24
5.0.00.0060.0296.23
4.4.90.0030.0154.78
4.4.80.0030.0164.75
4.4.70.0050.0144.75
4.4.60.0050.0194.76
4.4.50.0060.0194.77
4.4.40.0050.0314.71
4.4.30.0050.0144.76
4.4.20.0070.0124.84
4.4.10.0070.0114.85
4.4.00.0050.0454.76
4.3.110.0050.0204.67
4.3.100.0040.0214.67
4.3.90.0040.0194.64
4.3.80.0050.0284.58
4.3.70.0060.0154.63
4.3.60.0030.0214.63
4.3.50.0020.0164.63
4.3.40.0020.0264.54
4.3.30.0030.0163.29
4.3.20.0030.0193.27
4.3.10.0020.0163.23
4.3.00.0030.01315.02

preferences:
40.33 ms | 400 KiB | 5 Q