3v4l.org

run code in 300+ PHP versions simultaneously
<?php class t { const A = 1; function __construct() { $r = new ReflectionClass($this); var_dump($r->hasConstant('A')); var_dump($r->hasConstant('c')); var_dump($r->hasConstant('A'), self::A); } protected function getA() { return self::A; } protected function getB() { return self::B; } } class s extends t { const A = 2; const B = 3; function __construct() { $r = new ReflectionClass($this); var_dump($r->hasConstant('A'), self::A, $this->getA()); } } $t = new t; $s = new s;

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)
8.3.60.0070.00716.63
8.3.50.0120.00716.36
8.3.40.0110.00418.38
8.3.30.0030.01218.41
8.3.20.0040.00418.65
8.3.10.0000.00820.23
8.3.00.0000.00919.02
8.2.180.0140.00716.75
8.2.170.0110.00422.96
8.2.160.0130.00621.07
8.2.150.0100.00024.18
8.2.140.0000.00724.66
8.2.130.0050.00326.16
8.2.120.0060.00319.63
8.2.110.0100.00021.10
8.2.100.0090.00317.78
8.2.90.0050.00519.18
8.2.80.0060.00319.21
8.2.70.0080.00017.38
8.2.60.0050.00317.93
8.2.50.0040.00418.07
8.2.40.0000.00818.09
8.2.30.0000.00717.88
8.2.20.0000.00817.59
8.2.10.0040.00417.65
8.2.00.0050.00317.66
8.1.280.0110.00725.92
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00322.34
8.1.230.0040.00820.88
8.1.220.0040.00417.74
8.1.210.0050.00318.85
8.1.200.0060.00317.23
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0040.00418.75
8.1.160.0040.00418.81
8.1.150.0050.00218.68
8.1.140.0050.00517.38
8.1.130.0040.00417.76
8.1.120.0050.00217.34
8.1.110.0000.00717.42
8.1.100.0080.00017.36
8.1.90.0070.00017.26
8.1.80.0050.00217.23
8.1.70.0070.00017.37
8.1.60.0030.00517.53
8.1.50.0040.00417.51
8.1.40.0040.00417.54
8.1.30.0080.00017.48
8.1.20.0040.00417.59
8.1.10.0040.00417.38
8.1.00.0080.00017.33
8.0.300.0000.00819.90
8.0.290.0040.00416.58
8.0.280.0040.00418.26
8.0.270.0030.00317.21
8.0.260.0030.00316.68
8.0.250.0000.00716.89
8.0.240.0040.00416.85
8.0.230.0000.00816.86
8.0.220.0030.00316.84
8.0.210.0040.00416.72
8.0.200.0000.00716.93
8.0.190.0070.00316.78
8.0.180.0080.00016.75
8.0.170.0040.00416.75
8.0.160.0030.00416.84
8.0.150.0040.00416.82
8.0.140.0060.00316.75
8.0.130.0040.00413.23
8.0.120.0030.00616.81
8.0.110.0000.00716.65
8.0.100.0070.00016.86
8.0.90.0040.00416.80
8.0.80.0070.01416.89
8.0.70.0070.00016.68
8.0.60.0040.00416.88
8.0.50.0050.00216.68
8.0.30.0150.00517.17
8.0.20.0110.00716.86
8.0.10.0050.00316.99
8.0.00.0160.00316.80
7.4.330.0000.00512.87
7.4.320.0000.00716.46
7.4.300.0030.00316.64
7.4.290.0000.00716.61
7.4.280.0080.00016.61
7.4.270.0050.00216.42
7.4.260.0000.00513.26
7.4.250.0040.00416.47
7.4.240.0030.00316.47
7.4.230.0000.00716.70
7.4.220.0090.01616.65
7.4.210.0080.00716.54
7.4.200.0000.00816.38
7.4.190.0050.00316.65
7.4.160.0100.00616.39
7.4.150.0030.01516.51
7.4.140.0100.01116.45
7.4.130.0100.00716.56
7.4.120.0110.00516.41
7.4.110.0030.01416.47
7.4.100.0030.01316.46
7.4.90.0130.00316.48
7.4.80.0110.00916.48
7.4.70.0060.01016.34
7.4.60.0130.00516.55
7.4.50.0040.00516.10
7.4.40.0080.00816.27
7.4.30.0030.01316.67
7.4.00.0110.00714.98
7.3.330.0040.00413.21
7.3.320.0000.00613.30
7.3.310.0000.00716.20
7.3.300.0070.00016.20
7.3.290.0030.01616.26
7.3.280.0090.00816.26
7.3.270.0070.01016.45
7.3.260.0080.00916.34
7.3.250.0090.00816.49
7.3.240.0090.00916.48
7.3.230.0080.00816.26
7.3.210.0030.01316.38
7.3.200.0070.01119.39
7.3.190.0070.01016.14
7.3.180.0120.00416.49
7.3.170.0150.00816.12
7.3.160.0070.01116.21
7.3.120.0000.01314.95
7.2.330.0100.00716.38
7.2.320.0030.01616.33
7.2.310.0120.00616.61
7.2.300.0070.01016.41
7.2.290.0060.01216.55
7.2.00.0070.00719.15
7.1.100.0070.00317.82
7.1.70.0030.00817.24
7.1.60.0030.02019.40
7.1.50.0100.01316.98
7.1.00.0030.03722.36
7.0.200.0030.00616.53
7.0.140.0100.09022.07
7.0.120.0000.07322.01
7.0.60.0100.08020.08
7.0.50.0100.03717.87
7.0.40.0100.05020.13
7.0.30.0130.04720.08
7.0.20.0230.04720.23
7.0.10.0200.07720.16
7.0.00.0030.08720.19
5.6.280.0030.07020.86
5.6.210.0070.07720.76
5.6.200.0030.05318.27
5.6.190.0070.06320.63
5.6.180.0300.06020.77
5.6.170.0400.06320.45
5.6.160.0070.08020.71
5.6.150.0130.07718.16
5.6.140.0100.08018.30
5.6.130.0070.08018.14
5.6.120.0100.08020.92
5.6.110.0100.08321.05
5.6.100.0030.09021.14
5.6.90.0030.08020.98
5.6.80.0070.08020.38
5.5.350.0000.03320.38
5.5.340.0070.08317.99
5.5.330.0070.06020.44
5.5.320.1700.05720.34
5.5.310.0200.05020.36
5.5.300.0170.07018.04
5.5.290.0070.08317.93
5.5.280.0070.05720.78
5.5.270.0200.07320.76
5.5.260.0070.08020.73
5.5.250.0070.08320.79
5.5.240.0000.08020.19
5.4.450.0770.03719.64
5.4.440.0530.04319.29
5.4.430.0200.04719.54
5.4.420.0470.03719.51
5.4.410.0270.03719.42
5.4.400.0600.03719.16
5.4.390.0270.04019.21
5.4.380.0670.03319.32
5.4.370.0500.03319.31
5.4.360.0570.04018.83
5.4.350.0530.05018.95
5.4.340.0270.04019.07
5.4.320.0570.04719.06
5.4.310.0300.05319.22
5.4.300.0830.04019.31
5.4.290.0500.04319.08
5.4.280.0530.04718.94
5.4.270.0630.04018.83
5.4.260.0630.04019.21
5.4.250.0470.04019.06
5.4.240.0470.04318.94
5.4.230.0700.04319.21
5.4.220.0700.04719.13
5.4.210.0500.03319.30
5.4.200.0830.04019.21
5.4.190.0230.05018.96
5.4.180.0870.03718.85
5.4.170.0430.04319.03
5.4.160.0470.03319.17
5.4.150.1030.04319.29
5.4.140.0600.04016.57
5.4.130.0830.03316.36
5.4.120.0400.04016.43
5.4.110.0670.04316.61
5.4.100.0430.03716.29
5.4.90.0370.04016.59
5.4.80.0500.03316.47
5.4.70.0430.03016.62
5.4.60.0400.04316.54
5.4.50.0470.03016.48
5.4.40.0300.03316.33
5.4.30.0500.04016.40
5.4.20.0530.02316.54
5.4.10.0700.02716.24
5.4.00.0870.03316.24
5.3.290.0800.03716.24
5.3.280.0470.04316.24
5.3.270.0630.05016.24
5.3.260.0700.04016.24
5.3.250.0500.03716.24
5.3.240.0500.03716.24
5.3.230.0930.03316.24
5.3.220.0400.04716.24
5.3.210.0570.04016.24
5.3.200.0630.04316.24
5.3.190.0330.04016.24
5.3.180.0400.04016.24
5.3.170.0400.04016.24
5.3.160.0730.03316.24
5.3.150.0600.04316.24
5.3.140.0400.04016.24
5.3.130.0470.04316.24
5.3.120.0630.03316.24
5.3.110.0670.03316.24
5.3.100.0600.03716.24
5.3.90.0700.03716.24
5.3.80.0930.03316.24
5.3.70.0730.03716.24
5.3.60.0800.03016.24
5.3.50.0430.03716.24
5.3.40.0530.03716.24
5.3.30.0730.04016.24
5.3.20.0530.03316.24
5.3.10.0470.03716.24
5.3.00.0830.03316.24
5.2.170.0570.03016.24
5.2.160.0630.02316.24
5.2.150.0600.02716.24
5.2.140.0270.04316.24
5.2.130.0570.02716.24
5.2.120.0530.02316.24
5.2.110.0370.03316.24
5.2.100.0600.06316.24
5.2.90.0470.03016.24
5.2.80.0530.04016.24
5.2.70.0670.03016.24
5.2.60.0570.02316.24
5.2.50.0370.03316.24
5.2.40.0330.03016.24
5.2.30.0330.03716.24
5.2.20.0600.02316.24
5.2.10.0430.02316.24
5.2.00.0600.02016.24
5.1.60.0270.01716.24
5.1.50.0170.02716.24
5.1.40.0400.02716.24
5.1.30.0300.03316.24
5.1.20.0130.03016.24
5.1.10.0330.02016.24
5.1.00.0430.02316.24
5.0.50.0270.02016.24
5.0.40.0130.02016.24
5.0.30.0130.03316.24
5.0.20.0000.01716.24
5.0.10.0130.02016.24
5.0.00.0330.02016.24
4.4.90.0130.00716.24
4.4.80.0130.01316.24
4.4.70.0230.01716.24
4.4.60.0070.01316.24
4.4.50.0170.01716.24
4.4.40.0130.02316.24
4.4.30.0100.01716.24
4.4.20.0200.01716.24
4.4.10.0170.01716.24
4.4.00.0000.02016.24
4.3.110.0130.02016.24
4.3.100.0070.02016.24
4.3.90.0300.01316.24
4.3.80.0300.02316.24
4.3.70.0070.02016.24
4.3.60.0070.02016.24
4.3.50.0270.01716.24
4.3.40.0000.02716.24
4.3.30.0070.01316.24
4.3.20.0030.02016.24
4.3.10.0130.01316.24
4.3.00.0100.01316.24

preferences:
42.89 ms | 401 KiB | 5 Q