3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $foo = 'foo'; protected $bar = 'two'; private $baz = 'three'; } $obj = new Foo(); $arr = (array) $obj; $cls = get_class($obj); var_dump(isset($b["\0*\0bar"])); var_dump(isset($b["\0Foo\0baz"])); var_dump($arr); $tmp = []; foreach ($arr as $key => $value) { $key = str_replace("\0", '', $key); $tmp[$key] = $value; } var_dump($tmp);

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)
8.3.60.0070.00718.18
8.3.50.0080.01022.75
8.3.40.0090.00618.72
8.3.30.0040.01119.11
8.3.20.0070.00020.14
8.3.10.0060.00323.61
8.3.00.0090.00017.38
8.2.180.0070.00716.38
8.2.170.0140.00022.96
8.2.160.0110.00420.53
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0130.00626.16
8.2.120.0060.01320.85
8.2.110.0040.00421.94
8.2.100.0080.00317.72
8.2.90.0040.00419.20
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0000.01017.80
8.2.50.0050.00318.07
8.2.40.0080.00018.34
8.2.30.0000.00718.13
8.2.20.0030.00617.77
8.2.10.0040.00418.11
8.2.00.0000.00717.68
8.1.280.0000.01425.92
8.1.270.0040.00423.97
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.91
8.1.230.0080.00418.81
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0000.00817.38
8.1.180.0080.00018.10
8.1.170.0030.00618.50
8.1.160.0000.00721.89
8.1.150.0030.00618.94
8.1.140.0110.00017.07
8.1.130.0000.00717.83
8.1.120.0000.00717.37
8.1.110.0030.00517.42
8.1.100.0000.00717.46
8.1.90.0030.00617.33
8.1.80.0000.00717.39
8.1.70.0070.00017.36
8.1.60.0030.00617.59
8.1.50.0030.00617.52
8.1.40.0040.00417.57
8.1.30.0040.00417.55
8.1.20.0000.00717.54
8.1.10.0000.00717.58
8.1.00.0040.00717.58
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.49
8.0.270.0000.00717.27
8.0.260.0030.00317.33
8.0.250.0030.00316.99
8.0.240.0070.00016.83
8.0.230.0030.00616.92
8.0.220.0080.00016.92
8.0.210.0070.00016.84
8.0.200.0060.00316.83
8.0.190.0070.00016.93
8.0.180.0070.00016.96
8.0.170.0000.00716.81
8.0.160.0000.00716.84
8.0.150.0000.00716.92
8.0.140.0060.00316.87
8.0.130.0060.00013.30
8.0.120.0040.00416.75
8.0.110.0040.00416.93
8.0.100.0020.00516.93
8.0.90.0030.00516.75
8.0.80.0110.00616.95
8.0.70.0040.00416.89
8.0.60.0000.00816.80
8.0.50.0040.00416.82
8.0.30.0100.00916.96
8.0.20.0160.00817.40
8.0.10.0040.00416.89
8.0.00.0130.00516.79
7.4.330.0030.00415.00
7.4.320.0000.00616.59
7.4.300.0090.00016.64
7.4.290.0000.00716.56
7.4.280.0030.00616.60
7.4.270.0000.00716.61
7.4.260.0000.00716.54
7.4.250.0040.00416.47
7.4.240.0040.00316.59
7.4.230.0070.00016.64
7.4.220.0060.01516.53
7.4.210.0070.01416.59
7.4.200.0000.00716.62
7.4.160.0130.00316.56
7.4.150.0100.00717.40
7.4.140.0050.01417.86
7.4.130.0120.00716.65
7.4.120.0100.01116.55
7.4.110.0110.00616.50
7.4.100.0040.01216.64
7.4.90.0030.02116.51
7.4.80.0100.00719.39
7.4.70.0100.00816.45
7.4.60.0030.02016.57
7.4.50.0080.00016.41
7.4.40.0170.00416.48
7.4.30.0080.00816.29
7.4.00.0070.00914.84
7.3.330.0060.00013.23
7.3.320.0030.00313.39
7.3.310.0040.00416.18
7.3.300.0030.00316.23
7.3.290.0060.01216.39
7.3.280.0060.00916.34
7.3.270.0110.00717.40
7.3.260.0030.01616.35
7.3.250.0090.00916.38
7.3.240.0140.00416.29
7.3.230.0100.00716.39
7.3.210.0110.00716.57
7.3.200.0090.00919.39
7.3.190.0100.01016.42
7.3.180.0130.00316.37
7.3.170.0110.00516.53
7.3.160.0080.01516.48
7.3.120.0040.01114.55
7.3.110.0060.01015.12
7.3.100.0080.00614.67
7.3.90.0100.00314.84
7.3.80.0040.01114.85
7.3.70.0040.00414.48
7.3.60.0030.01014.65
7.3.50.0070.00314.80
7.3.40.0070.01014.74
7.3.30.0060.00614.67
7.3.20.0060.00916.89
7.3.10.0030.01016.68
7.3.00.0000.01316.52
7.2.330.0110.00716.80
7.2.320.0060.01216.54
7.2.310.0080.00816.67
7.2.300.0110.00516.72
7.2.290.0070.01016.82
7.2.250.0070.01314.95
7.2.240.0100.00614.76
7.2.230.0070.00415.26
7.2.220.0030.01015.16
7.2.210.0100.00315.20
7.2.200.0000.01315.11
7.2.190.0080.00315.13
7.2.180.0090.00615.14
7.2.170.0090.00614.80
7.2.00.0040.00719.31
7.1.330.0090.00615.89
7.1.320.0110.00415.78
7.1.310.0040.00815.59
7.1.300.0090.00315.71
7.1.290.0100.00615.70
7.1.280.0030.00615.67
7.1.270.0000.01015.80
7.1.260.0030.00615.78
7.1.100.0090.00917.86
7.1.70.0040.00417.01
7.1.60.0140.01019.40
7.1.50.0100.01016.92
7.1.00.0000.08022.45
7.0.200.0000.00716.62
7.0.140.0170.06322.21
7.0.60.0100.03719.94
7.0.50.0070.08317.88
7.0.40.0070.07020.05
7.0.30.0430.03720.19
7.0.20.0330.07020.21
7.0.10.0000.08020.33
7.0.00.0100.08720.21
5.6.210.0070.08020.48
5.6.200.0070.04018.16
5.6.190.0100.07320.48
5.6.180.0270.07320.77
5.6.170.0170.04320.50
5.6.160.0070.04320.50
5.6.150.0130.05718.19
5.6.140.0070.04318.14
5.6.130.0000.07018.17
5.6.120.0070.06021.14
5.6.110.0170.07321.02
5.6.100.0000.04721.11
5.6.90.0030.04320.98
5.6.80.0070.07720.36
5.5.350.0330.05720.46
5.5.340.0000.08718.03
5.5.330.0000.04720.40
5.5.320.0300.07320.35
5.5.310.0300.07320.37
5.5.300.0000.08718.07
5.5.290.0030.06317.91
5.5.280.0130.05720.68
5.5.270.0070.08720.79
5.5.260.0030.08020.86
5.5.250.0100.08320.77
5.5.240.0100.06720.23
5.4.450.0700.07319.63
5.4.440.0170.06019.62
5.4.430.0270.04719.22
5.4.420.0200.05319.22
5.4.410.0070.06019.40
5.4.400.0270.04319.33
5.4.390.0170.05319.14
5.4.380.0130.05718.59
5.4.370.0130.05018.56
5.4.360.0100.05018.70
5.4.350.0050.03912.02
5.4.340.0070.03712.01
5.4.320.0070.03812.50
5.4.310.0080.03712.50
5.4.300.0050.03812.50
5.4.290.0060.03712.49
5.4.280.0090.03512.39
5.4.270.0080.03612.39
5.4.260.0080.04012.39
5.4.250.0050.03812.39
5.4.240.0070.03612.39
5.4.230.0080.03812.38
5.4.220.0110.04112.39
5.4.210.0060.03812.38
5.4.200.0080.03712.39
5.4.190.0070.03512.38
5.4.180.0060.03612.38
5.4.170.0080.03512.39
5.4.160.0040.03712.39
5.4.150.0060.03912.38
5.4.140.0050.04112.07
5.4.130.0050.03512.05
5.4.120.0050.03712.01
5.4.110.0100.03112.01
5.4.100.0100.03112.00
5.4.90.0070.03612.01
5.4.80.0130.03012.01
5.4.70.0070.03412.00
5.4.60.0060.03412.01
5.4.50.0100.03112.00
5.4.40.0050.04212.00
5.4.30.0050.03911.99
5.4.20.0060.03711.98
5.4.10.0080.03211.99
5.4.00.0020.03911.48
5.3.290.0060.03912.80
5.3.280.0100.03412.71
5.3.270.0060.03912.72
5.3.260.0040.04212.72
5.3.250.0080.03512.72
5.3.240.0090.04212.72
5.3.230.0040.04112.71
5.3.220.0050.04412.68
5.3.210.0090.04112.68
5.3.200.0080.03512.68
5.3.190.0060.03712.68
5.3.180.0110.03212.67
5.3.170.0050.03812.66
5.3.160.0070.03612.68
5.3.150.0060.03712.67
5.3.140.0090.03712.66
5.3.130.0050.03812.66
5.3.120.0090.04112.66
5.3.110.0060.03912.66
5.3.100.0070.03612.12
5.3.90.0040.03812.10
5.3.80.0070.03612.10
5.3.70.0050.04012.09
5.3.60.0060.04112.08
5.3.50.0080.04412.03
5.3.40.0110.03212.03
5.3.30.0080.03311.98
5.3.20.0050.03611.77
5.3.10.0050.03511.73
5.3.00.0080.03511.71
5.2.170.0040.0319.22
5.2.160.0040.0309.22
5.2.150.0090.0269.22
5.2.140.0040.0329.21
5.2.130.0050.0299.18
5.2.120.0060.0279.18
5.2.110.0060.0289.18
5.2.100.0060.0279.18
5.2.90.0060.0279.18
5.2.80.0060.0299.17
5.2.70.0040.0309.18
5.2.60.0030.0329.13
5.2.50.0050.0309.09
5.2.40.0070.0349.07
5.2.30.0060.0299.05
5.2.20.0060.0289.04
5.2.10.0040.0298.94
5.2.00.0030.0318.81
5.1.60.0030.0278.09
5.1.50.0080.0238.09
5.1.40.0030.0258.07
5.1.30.0070.0248.42
5.1.20.0020.0298.44
5.1.10.0060.0258.16
5.1.00.0030.0288.17
5.0.50.0060.0186.65
5.0.40.0030.0206.50
5.0.30.0020.0336.32
5.0.20.0050.0176.28
5.0.10.0050.0186.25
5.0.00.0050.0296.25
4.4.90.0070.0114.78
4.4.80.0060.0124.75
4.4.70.0030.0154.75
4.4.60.0030.0154.76
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0050.0134.76
4.4.20.0050.0134.85
4.4.10.0020.0164.85
4.4.00.0010.0264.76
4.3.110.0030.0164.67
4.3.100.0030.0144.66
4.3.90.0030.0154.63
4.3.80.0020.0264.59
4.3.70.0030.0154.63
4.3.60.0030.0144.63
4.3.50.0060.0124.63
4.3.40.0020.0254.54
4.3.30.0040.0143.30
4.3.20.0010.0173.28
4.3.10.0010.0173.24
4.3.00.0130.0237.12

preferences:
33.98 ms | 401 KiB | 5 Q