3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function isCallable($bar) { return is_callable($bar); } } $foo = new Foo; $a = function() {}; class Bar { public function __invoke() {} public function log(){} } $b = new Bar; $c = [$b, 'log']; var_dump($foo->isCallable($a)); var_dump($foo->isCallable($b)); var_dump($foo->isCallable($c));

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)
8.3.60.0060.00918.56
8.3.50.0150.00722.03
8.3.40.0040.01118.71
8.3.30.0080.00619.10
8.3.20.0040.00420.30
8.3.10.0040.00420.59
8.3.00.0100.00019.25
8.2.180.0080.00816.75
8.2.170.0040.01122.96
8.2.160.0130.00020.39
8.2.150.0080.00024.18
8.2.140.0030.00724.66
8.2.130.0070.00026.16
8.2.120.0050.00222.04
8.2.110.0000.00922.25
8.2.100.0040.00819.70
8.2.90.0000.00819.35
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0090.00317.93
8.2.50.0050.00318.07
8.2.40.0070.00318.16
8.2.30.0000.00719.45
8.2.20.0080.00017.68
8.2.10.0060.00318.11
8.2.00.0070.00017.60
8.1.280.0090.00625.92
8.1.270.0030.00623.92
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00323.84
8.1.230.0090.00319.16
8.1.220.0000.00917.74
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0060.00317.22
8.1.180.0030.01018.10
8.1.170.0040.00418.64
8.1.160.0020.00522.00
8.1.150.0080.00018.86
8.1.140.0000.00717.41
8.1.130.0000.00717.79
8.1.120.0040.00417.45
8.1.110.0000.00717.44
8.1.100.0080.00017.30
8.1.90.0000.00717.44
8.1.80.0000.00717.32
8.1.70.0000.00717.34
8.1.60.0040.00417.46
8.1.50.0070.00017.54
8.1.40.0000.00717.40
8.1.30.0000.00817.57
8.1.20.0050.00317.56
8.1.10.0070.00017.56
8.1.00.0080.00017.56
8.0.300.0070.00018.77
8.0.290.0030.00616.75
8.0.280.0000.00718.39
8.0.270.0000.00717.24
8.0.260.0030.00317.27
8.0.250.0030.00317.00
8.0.240.0030.00716.82
8.0.230.0030.00316.85
8.0.220.0000.00716.90
8.0.210.0000.00716.78
8.0.200.0030.00316.92
8.0.190.0070.00016.91
8.0.180.0080.00016.82
8.0.170.0040.00416.80
8.0.160.0000.00716.90
8.0.150.0040.00416.84
8.0.140.0050.00316.91
8.0.130.0000.00513.36
8.0.120.0000.00816.86
8.0.110.0030.00516.83
8.0.100.0050.00216.83
8.0.90.0000.00716.96
8.0.80.0090.00616.95
8.0.70.0000.00816.70
8.0.60.0050.00316.76
8.0.50.0030.00616.87
8.0.30.0100.01117.20
8.0.20.0080.01117.44
8.0.10.0000.00817.13
8.0.00.0100.01116.73
7.4.330.0000.00515.00
7.4.320.0060.00016.59
7.4.300.0000.00716.51
7.4.290.0040.00416.61
7.4.280.0050.00816.59
7.4.270.0000.00616.50
7.4.260.0000.00816.50
7.4.250.0030.00616.42
7.4.240.0020.00516.57
7.4.230.0040.00416.68
7.4.220.0090.00916.67
7.4.210.0170.00316.43
7.4.200.0000.00716.62
7.4.160.0070.01016.57
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0120.00816.43
7.4.120.0150.00316.45
7.4.110.0140.00716.55
7.4.100.0160.00716.36
7.4.90.0100.01016.42
7.4.80.0080.01119.39
7.4.70.0060.01116.51
7.4.60.0060.01016.39
7.4.50.0030.00516.18
7.4.40.0100.01016.54
7.4.30.0090.00916.67
7.4.00.0090.00714.85
7.3.330.0020.00213.13
7.3.320.0020.00213.12
7.3.310.0000.00616.39
7.3.300.0070.00016.30
7.3.290.0070.00716.37
7.3.280.0060.01016.28
7.3.270.0080.01117.40
7.3.260.0140.00316.26
7.3.250.0110.00716.43
7.3.240.0140.00616.54
7.3.230.0060.00916.39
7.3.210.0130.00316.54
7.3.200.0060.01919.39
7.3.190.0090.01216.27
7.3.180.0180.00016.39
7.3.170.0070.01016.58
7.3.160.0140.00316.61
7.3.120.0070.00514.69
7.3.110.0080.01014.90
7.3.100.0100.00614.68
7.3.90.0050.00614.66
7.3.80.0100.00514.83
7.3.70.0070.00714.57
7.3.60.0030.00914.75
7.3.50.0070.00814.60
7.3.40.0040.01014.52
7.3.30.0030.00614.80
7.3.20.0020.01016.66
7.3.10.0040.01016.51
7.3.00.0020.00816.50
7.2.330.0070.01116.80
7.2.320.0000.01816.59
7.2.310.0180.00016.38
7.2.300.0100.00716.35
7.2.290.0100.00716.25
7.2.250.0100.01014.85
7.2.240.0070.01115.21
7.2.230.0110.00614.87
7.2.220.0020.01214.96
7.2.210.0080.01014.88
7.2.200.0040.00914.91
7.2.190.0060.01014.95
7.2.180.0090.00814.85
7.2.170.0110.00114.98
7.2.60.0070.00716.81
7.2.00.0030.00719.48
7.1.330.0050.01015.88
7.1.320.0030.01015.70
7.1.310.0050.01015.67
7.1.300.0050.00615.70
7.1.290.0070.00615.61
7.1.280.0040.00715.62
7.1.270.0020.00915.58
7.1.260.0020.00815.63
7.1.200.0030.00715.81
7.1.100.0000.00917.99
7.1.70.0040.00416.86
7.1.60.0060.00919.61
7.1.50.0070.01816.70
7.1.00.0070.07322.40
7.0.200.0050.00216.79
7.0.140.0070.07022.08
7.0.60.0100.07720.00
7.0.50.0100.03717.96
7.0.40.0070.08720.27
7.0.30.0630.06720.16
7.0.20.0230.03720.30
7.0.10.0230.07320.19
7.0.00.0100.03720.24
5.6.280.0030.07321.05
5.6.210.0030.08720.55
5.6.200.0070.08318.18
5.6.190.0130.03720.57
5.6.180.0200.05720.61
5.6.170.0300.05020.47
5.6.160.0130.08020.45
5.6.150.0030.04018.19
5.6.140.0000.05018.15
5.6.130.0000.04318.15
5.6.120.0200.06721.05
5.6.110.0100.04720.97
5.6.100.0070.05020.90
5.6.90.0170.08321.14
5.6.80.0170.07320.52
5.6.70.4330.03720.39
5.5.350.0130.07320.36
5.5.340.0030.03717.93
5.5.330.0030.05320.30
5.5.320.0330.07020.36
5.5.310.0230.07720.30
5.5.300.0070.08317.98
5.5.290.0130.03318.01
5.5.280.0100.08020.74
5.5.270.0070.04320.88
5.5.260.0170.07320.86
5.5.250.0070.06020.61
5.5.240.0030.03720.07
5.4.450.0300.05019.49
5.4.440.0430.05019.59
5.4.430.0270.04719.32
5.4.420.0330.04019.48
5.4.410.0130.04019.35
5.4.400.0230.04718.95
5.4.390.0370.03719.15
5.4.380.0100.07018.77
5.4.370.0370.06318.47
5.4.360.0370.04718.80
5.4.350.0370.04318.73
5.4.340.0270.06318.73
5.4.320.0070.03612.50
5.4.310.0040.03912.50
5.4.300.0040.03812.51
5.4.290.0070.03512.50
5.4.280.0050.03612.40
5.4.270.0030.03812.40
5.4.260.0060.03612.40
5.4.250.0030.03912.40
5.4.240.0060.03612.40
5.4.230.0050.03812.39
5.4.220.0060.03512.39
5.4.210.0050.03612.39
5.4.200.0090.04012.39
5.4.190.0070.03312.38
5.4.180.0050.03812.38
5.4.170.0070.03612.40
5.4.160.0070.03812.39
5.4.150.0050.03712.39
5.4.140.0060.03812.07
5.4.130.0060.03512.06
5.4.120.0030.04612.02
5.4.110.0030.03812.02
5.4.100.0030.03712.02
5.4.90.0060.03812.01
5.4.80.0080.03312.02
5.4.70.0100.03212.01
5.4.60.0100.03012.01
5.4.50.0040.04212.01
5.4.40.0070.03412.00
5.4.30.0050.04312.00
5.4.20.0070.03312.00
5.4.10.0080.04012.00
5.4.00.0060.03411.49
5.3.290.0070.03912.80
5.3.280.0110.03412.71
5.3.270.0050.03912.72
5.3.260.0050.03912.72
5.3.250.0050.03812.72
5.3.240.0040.03912.72
5.3.230.0030.04012.71
5.3.220.0050.03712.68
5.3.210.0060.03912.68
5.3.200.0060.03512.68
5.3.190.0080.03412.68
5.3.180.0100.03212.68
5.3.170.0060.03612.67
5.3.160.0060.03612.67
5.3.150.0050.03812.68
5.3.140.0100.03612.66
5.3.130.0030.04212.66
5.3.120.0070.03912.66
5.3.110.0110.03512.66
5.3.100.0070.03712.12
5.3.90.0050.03812.11
5.3.80.0080.03512.10
5.3.70.0060.03812.10
5.3.60.0040.04012.09
5.3.50.0040.04112.04
5.3.40.0060.03712.04
5.3.30.0070.03311.98
5.3.20.0040.03511.77
5.3.10.0080.03711.73
5.3.00.0040.03611.72
5.2.170.0050.0319.22
5.2.160.0050.0349.22
5.2.150.0050.0389.22
5.2.140.0030.0339.21
5.2.130.0040.0299.18
5.2.120.0040.0309.18
5.2.110.0050.0309.18
5.2.100.0070.0279.18
5.2.90.0060.0279.18
5.2.80.0070.0309.18
5.2.70.0060.0349.17
5.2.60.0050.0289.13
5.2.50.0070.0279.10
5.2.40.0040.0279.07
5.2.30.0070.0359.05
5.2.20.0080.0279.04
5.2.10.0020.0338.95
5.2.00.0060.0348.81
5.1.60.0030.0248.09
5.1.50.0050.0238.09
5.1.40.0060.0228.07
5.1.30.0070.0248.42
5.1.20.0000.0308.44
5.1.10.0060.0248.16
5.1.00.0050.0258.16
5.0.50.0030.0226.64
5.0.40.0020.0226.51
5.0.30.0050.0326.31
5.0.20.0060.0176.28
5.0.10.0050.0216.26
5.0.00.0050.0286.25
4.4.90.0010.0174.78
4.4.80.0040.0144.76
4.4.70.0030.0154.75
4.4.60.0040.0144.75
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0040.0144.85
4.4.10.0020.0164.85
4.4.00.0010.0274.75
4.3.110.0030.0184.67
4.3.100.0030.0144.66
4.3.90.0030.0204.64
4.3.80.0010.0284.58
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0050.0134.63
4.3.40.0010.0264.54
4.3.30.0010.0173.30
4.3.20.0010.0213.28
4.3.10.0030.0193.23
4.3.00.0030.01716.72

preferences:
50.69 ms | 401 KiB | 5 Q