3v4l.org

run code in 300+ PHP versions simultaneously
<? class a { private $m = 1; function _construct() { } function f() { return $this->m; } } var_dump(is_callable(array("a", "f")));

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)
8.3.60.0090.00618.09
8.3.50.0060.01319.90
8.3.40.0080.00818.59
8.3.30.0090.00618.87
8.3.20.0000.00720.21
8.3.10.0030.00623.55
8.3.00.0040.00419.26
8.2.180.0110.00718.14
8.2.170.0140.00722.96
8.2.160.0070.00720.53
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0020.00526.16
8.2.120.0080.00020.97
8.2.110.0060.00322.14
8.2.100.0110.00018.09
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0000.00717.80
8.2.50.0040.00418.07
8.2.40.0030.01017.91
8.2.30.0070.00017.92
8.2.20.0040.00417.47
8.2.10.0050.00217.98
8.2.00.0050.00317.57
8.1.280.0140.00725.92
8.1.270.0040.00422.19
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00323.87
8.1.230.0110.00019.07
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0000.00718.49
8.1.160.0040.00421.99
8.1.150.0030.00518.66
8.1.140.0000.01117.31
8.1.130.0000.00717.71
8.1.120.0000.00717.29
8.1.110.0000.00717.31
8.1.100.0000.00717.21
8.1.90.0030.00317.32
8.1.80.0000.00717.19
8.1.70.0060.00017.25
8.1.60.0050.00317.37
8.1.50.0000.00817.43
8.1.40.0050.00317.35
8.1.30.0040.00417.41
8.1.20.0040.00717.39
8.1.10.0040.00417.38
8.1.00.0080.00017.43
8.0.300.0040.00418.77
8.0.290.0050.00216.63
8.0.280.0070.00018.40
8.0.270.0030.00317.08
8.0.260.0000.00617.22
8.0.250.0000.00716.82
8.0.240.0040.00416.80
8.0.230.0000.00716.82
8.0.220.0000.00716.73
8.0.210.0030.00316.71
8.0.200.0060.00016.80
8.0.190.0030.00316.72
8.0.180.0030.00416.75
8.0.170.0080.00016.65
8.0.160.0030.00316.80
8.0.150.0040.00416.67
8.0.140.0050.00316.54
8.0.130.0000.00513.08
8.0.120.0000.00716.70
8.0.110.0000.00716.64
8.0.100.0030.00316.81
8.0.90.0040.00416.61
8.0.80.0100.00716.74
8.0.70.0000.00716.66
8.0.60.0080.00016.63
8.0.50.0000.00716.74
8.0.30.0160.00516.90
8.0.20.0080.01317.40
8.0.10.0040.00416.87
8.0.00.0150.00316.54
7.4.330.0060.00015.00
7.4.320.0060.00016.48
7.4.300.0000.00616.32
7.4.290.0030.00316.38
7.4.280.0040.00416.50
7.4.270.0070.00016.35
7.4.260.0030.00316.44
7.4.250.0040.00416.33
7.4.240.0030.00416.44
7.4.230.0020.00516.44
7.4.220.0110.00716.53
7.4.210.0090.00516.39
7.4.200.0000.00716.36
7.4.160.0070.01116.40
7.4.150.0110.00717.40
7.4.140.0100.00717.86
7.4.130.0070.01016.47
7.4.120.0070.01116.51
7.4.110.0090.00616.51
7.4.100.0070.01116.29
7.4.90.0130.00316.43
7.4.80.0100.00719.39
7.4.70.0130.00616.19
7.4.60.0080.01016.40
7.4.50.0030.00616.20
7.4.40.0130.00216.36
7.4.30.0100.00616.53
7.4.00.0030.01514.88
7.3.330.0060.00013.18
7.3.320.0050.00013.20
7.3.310.0040.00416.05
7.3.300.0000.00616.13
7.3.290.0030.01016.17
7.3.280.0100.00716.10
7.3.270.0070.01017.40
7.3.260.0130.00316.30
7.3.250.0070.01116.22
7.3.240.0140.00316.04
7.3.230.0100.00616.39
7.3.210.0130.00316.37
7.3.200.0100.01319.39
7.3.190.0130.01016.25
7.3.180.0100.00616.52
7.3.170.0030.01316.27
7.3.160.0120.00316.36
7.3.120.0100.00814.58
7.3.110.0070.00714.72
7.3.100.0060.00714.74
7.3.90.0030.00614.76
7.3.80.0020.01314.55
7.3.70.0050.00914.72
7.3.60.0010.01114.67
7.3.50.0020.01114.61
7.3.40.0070.00514.78
7.3.30.0060.00614.70
7.3.20.0050.00816.61
7.3.10.0050.00916.44
7.3.00.0060.00416.51
7.2.330.0060.01316.23
7.2.320.0150.00316.27
7.2.310.0160.00716.58
7.2.300.0070.01016.59
7.2.290.0070.01116.60
7.2.250.0040.01514.69
7.2.240.0120.00514.69
7.2.230.0080.00914.75
7.2.220.0050.00714.92
7.2.210.0080.00814.93
7.2.200.0080.00814.93
7.2.190.0050.01014.47
7.2.180.0050.01014.83
7.2.170.0060.00914.85
7.2.160.0000.01814.50
7.2.150.0120.00316.57
7.2.140.0060.00916.45
7.2.130.0030.01016.88
7.2.120.0060.00916.89
7.2.110.0090.00616.42
7.2.100.0150.00016.59
7.2.90.0000.01416.68
7.2.80.0030.01416.66
7.2.70.0070.01116.74
7.2.60.0030.01116.66
7.2.50.0030.00816.89
7.2.40.0030.00916.69
7.2.30.0090.00616.72
7.2.20.0120.00416.60
7.2.10.0000.01416.96
7.2.00.0100.00716.83
7.1.330.0070.00915.51
7.1.320.0040.00815.54
7.1.310.0030.01015.72
7.1.300.0030.00815.48
7.1.290.0060.00815.56
7.1.280.0050.00615.63
7.1.270.0030.01015.52
7.1.260.0020.01015.46
7.1.250.0030.00915.75
7.1.200.0040.01115.63
7.1.70.0110.00417.21
7.1.60.0090.01519.46
7.1.50.0130.00916.79
7.1.00.0000.08022.29
7.0.200.0000.00716.36
7.0.140.0070.07022.15
7.0.60.0030.06020.02
7.0.50.0000.08017.97
7.0.40.0230.07020.21
7.0.30.0500.07320.06
7.0.20.0270.04320.19
7.0.10.0130.08320.16
7.0.00.0100.07020.32
5.6.280.0070.07020.82
5.6.210.0100.08020.70
5.6.200.0000.04718.22
5.6.190.0030.04720.55
5.6.180.0400.05320.63
5.6.170.0270.05320.46
5.6.160.0100.08020.55
5.6.150.0030.04018.18
5.6.140.0070.04718.27
5.6.130.0030.05718.17
5.6.120.0070.08021.12
5.6.110.0130.06721.14
5.6.100.0070.06020.99
5.6.90.0100.05720.88
5.6.80.0100.06020.53
5.6.70.4430.04020.37
5.5.350.0070.09320.33
5.5.340.0070.08018.04
5.5.330.0100.07720.40
5.5.320.0400.06020.38
5.5.310.0330.07320.41
5.5.300.0100.04317.98
5.5.290.0130.06718.08
5.5.280.0070.08020.96
5.5.270.0000.04320.72
5.5.260.0030.09020.87
5.5.250.0100.08320.63
5.5.240.0200.06320.26
5.4.450.0170.04019.28
5.4.440.0500.04019.56
5.4.430.0130.04319.39
5.4.420.0300.03719.55
5.4.410.0500.02319.18
5.4.400.0500.02719.00
5.4.390.0600.03319.10
5.4.380.0330.05718.57
5.4.370.0330.05018.83
5.4.360.0400.04318.62
5.4.350.0430.05318.79
5.4.340.0330.05318.69
5.4.320.0020.03912.45
5.4.310.0050.03912.45
5.4.300.0040.04612.45
5.4.290.0090.03912.45
5.4.280.0040.03612.34
5.4.270.0070.04012.35
5.4.260.0060.03712.34
5.4.250.0040.03812.35
5.4.240.0080.03612.34
5.4.230.0070.03812.34
5.4.220.0060.03712.34
5.4.210.0050.03812.34
5.4.200.0070.03512.34
5.4.190.0090.03112.34
5.4.180.0090.03012.34
5.4.170.0060.03912.34
5.4.160.0070.03712.34
5.4.150.0080.03912.34
5.4.140.0030.03812.02
5.4.130.0070.03212.01
5.4.120.0040.03511.96
5.4.110.0070.03911.96
5.4.100.0070.03711.97
5.4.90.0040.03711.96
5.4.80.0070.03511.96
5.4.70.0010.03711.96
5.4.60.0060.04011.96
5.4.50.0100.03411.96
5.4.40.0060.03311.95
5.4.30.0040.03611.95
5.4.20.0060.03311.95
5.4.10.0060.03511.95
5.4.00.0050.03511.44
5.3.290.0020.04112.80
5.3.280.0050.03812.71
5.3.270.0070.03712.72
5.3.260.0050.03712.72
5.3.250.0070.03912.72
5.3.240.0060.03512.72
5.3.230.0040.03812.70
5.3.220.0050.03712.68
5.3.210.0050.03812.68
5.3.200.0030.03812.68
5.3.190.0050.04112.67
5.3.180.0060.03412.67
5.3.170.0020.04112.67
5.3.160.0070.03812.68
5.3.150.0040.03712.67
5.3.140.0030.03812.66
5.3.130.0070.03612.66
5.3.120.0040.03912.66
5.3.110.0080.03512.66
5.3.100.0070.03912.12
5.3.90.0060.03412.08
5.3.80.0080.03312.08
5.3.70.0060.03512.07
5.3.60.0030.04312.06
5.3.50.0060.03512.00
5.3.40.0030.03812.00
5.3.30.0070.03811.94
5.3.20.0060.03411.72
5.3.10.0050.03511.68
5.3.00.0080.03311.67
5.2.170.0020.0329.17
5.2.160.0030.0299.17
5.2.150.0050.0299.18
5.2.140.0040.0359.17
5.2.130.0020.0309.13
5.2.120.0020.0309.13
5.2.110.0060.0269.14
5.2.100.0040.0289.13
5.2.90.0030.0299.14
5.2.80.0030.0309.13
5.2.70.0060.0359.13
5.2.60.0050.0289.08
5.2.50.0050.0289.05
5.2.40.0050.0289.03
5.2.30.0020.0319.00
5.2.20.0010.0329.00
5.2.10.0030.0298.92
5.2.00.0060.0268.77
5.1.60.0050.0258.06
5.1.50.0030.0268.05
5.1.40.0030.0258.04
5.1.30.0030.0278.39
5.1.20.0020.0288.41
5.1.10.0050.0288.13
5.1.00.0030.0278.13
5.0.50.0030.0206.61
5.0.40.0030.0196.47
5.0.30.0040.0306.29
5.0.20.0050.0176.25
5.0.10.0030.0196.23
5.0.00.0020.0316.22
4.4.90.0020.0154.78
4.4.80.0020.0154.75
4.4.70.0020.0154.75
4.4.60.0020.0154.75
4.4.50.0020.0154.77
4.4.40.0030.0234.71
4.4.30.0000.0174.76
4.4.20.0020.0154.84
4.4.10.0020.0154.85
4.4.00.0030.0254.76
4.3.110.0030.0154.67
4.3.100.0030.0174.66
4.3.90.0040.0134.64
4.3.80.0020.0244.58
4.3.70.0020.0194.63
4.3.60.0020.0154.63
4.3.50.0040.0184.63
4.3.40.0020.0244.54
4.3.30.0030.0153.28
4.3.20.0010.0193.25
4.3.10.0010.0163.22
4.3.00.0130.01315.68

preferences:
64.32 ms | 400 KiB | 5 Q