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->getB()); } } $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)
8.3.60.0170.00018.55
8.3.50.0090.00521.93
8.3.40.0110.00718.89
8.3.30.0040.01118.76
8.3.20.0080.00018.75
8.3.10.0040.00420.53
8.3.00.0050.00321.73
8.2.180.0120.00316.88
8.2.170.0110.00422.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.44
8.2.110.0030.00722.31
8.2.100.0000.01217.92
8.2.90.0000.00819.11
8.2.80.0090.00017.97
8.2.70.0030.00617.75
8.2.60.0000.00817.80
8.2.50.0000.00918.07
8.2.40.0040.00418.03
8.2.30.0080.00019.85
8.2.20.0070.00017.72
8.2.10.0040.00417.70
8.2.00.0030.00517.73
8.1.280.0030.01225.92
8.1.270.0040.00423.99
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0000.00922.42
8.1.230.0070.00418.98
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.56
8.1.160.0000.00818.99
8.1.150.0040.00418.68
8.1.140.0050.00317.32
8.1.130.0060.00317.45
8.1.120.0000.00717.34
8.1.110.0040.00417.45
8.1.100.0040.00417.42
8.1.90.0000.00717.34
8.1.80.0070.00017.38
8.1.70.0030.00317.48
8.1.60.0090.00017.52
8.1.50.0000.00817.39
8.1.40.0020.00517.49
8.1.30.0000.00717.47
8.1.20.0040.00417.50
8.1.10.0000.00717.48
8.1.00.0060.00817.52
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0040.00418.43
8.0.270.0000.00817.18
8.0.260.0070.00016.88
8.0.250.0070.00016.93
8.0.240.0030.00516.95
8.0.230.0040.00416.95
8.0.220.0000.00716.94
8.0.210.0050.00316.84
8.0.200.0050.00316.88
8.0.190.0030.00616.90
8.0.180.0050.00316.95
8.0.170.0040.00416.96
8.0.160.0000.00717.00
8.0.150.0070.00317.00
8.0.140.0060.00316.97
8.0.130.0000.00613.47
8.0.120.0050.00216.78
8.0.110.0070.00016.79
8.0.100.0000.00716.77
8.0.90.0030.00316.95
8.0.80.0070.00716.89
8.0.70.0070.00016.98
8.0.60.0050.00316.95
8.0.50.0070.00016.93
8.0.30.0090.01117.02
8.0.20.0090.01317.40
8.0.10.0000.00717.05
8.0.00.0090.00916.62
7.4.330.0050.00014.77
7.4.320.0000.00616.41
7.4.300.0000.00716.52
7.4.290.0070.00016.61
7.4.280.0030.00316.52
7.4.270.0040.00416.36
7.4.260.0030.00313.23
7.4.250.0040.00416.37
7.4.240.0050.00216.41
7.4.230.0000.00716.49
7.4.220.0100.00716.65
7.4.210.0100.00616.57
7.4.200.0030.00516.59
7.4.190.0070.00016.50
7.4.160.0080.00816.51
7.4.150.0100.00717.40
7.4.140.0090.00817.86
7.4.130.0100.00716.54
7.4.120.0070.01116.53
7.4.110.0120.00616.52
7.4.100.0090.01216.52
7.4.90.0040.01316.37
7.4.80.0070.01019.04
7.4.70.0120.00416.45
7.4.60.0030.01216.28
7.4.50.0030.00316.44
7.4.40.0130.00322.27
7.4.30.0140.00316.26
7.4.00.0000.01715.09
7.3.330.0000.00513.39
7.3.320.0000.00513.27
7.3.310.0000.00716.38
7.3.300.0030.00316.32
7.3.290.0110.00316.39
7.3.280.0070.00816.37
7.3.270.0060.01117.40
7.3.260.0120.00718.24
7.3.250.0110.00716.57
7.3.240.0110.00416.34
7.3.230.0140.00316.44
7.3.210.0150.00616.51
7.3.200.0130.00919.39
7.3.190.0110.01116.51
7.3.180.0080.00816.52
7.3.170.0110.01116.61
7.3.160.0030.01516.54
7.3.120.0130.00315.06
7.2.330.0140.00316.61
7.2.320.0030.01316.62
7.2.310.0170.00816.31
7.2.300.0050.01416.69
7.2.290.0000.02016.58
7.2.60.0060.00616.86
7.2.00.0000.01519.62
7.1.200.0060.00615.88
7.1.100.0000.01217.99
7.1.70.0040.00417.05
7.1.60.0030.02119.40
7.1.50.0060.01516.78
7.1.00.0030.03322.40
7.0.200.0030.00516.41
7.0.140.0070.06321.95
7.0.70.0030.08021.67
7.0.60.0030.06721.81
7.0.50.0100.08322.11
7.0.40.0130.07720.13
7.0.30.0100.04720.07
7.0.20.0030.04319.95
7.0.10.0070.04720.13
7.0.00.0030.05719.99
5.6.280.0000.07721.08
5.6.220.0000.07720.57
5.6.210.0000.08320.60
5.6.200.0100.07720.95
5.6.190.0100.07321.14
5.6.180.0030.08021.18
5.6.170.0000.08721.08
5.6.160.0100.08021.03
5.6.150.0030.04321.07
5.6.140.0070.07721.02
5.6.130.0030.08021.02
5.6.120.0030.06021.11
5.6.110.0030.07720.95
5.6.100.0030.06720.98
5.6.90.0030.08321.09
5.6.80.0070.07320.50
5.6.70.0070.07720.45
5.6.60.0030.07720.31
5.6.50.0130.06320.49
5.6.40.0100.08020.42
5.6.30.0000.08320.32
5.6.20.0100.07720.43
5.6.10.0030.08020.40
5.6.00.0030.05020.45
5.5.360.0070.06320.34
5.5.350.0100.07320.37
5.5.340.0000.08720.84
5.5.330.0030.05720.87
5.5.320.0070.06720.88
5.5.310.0030.09020.89
5.5.300.0000.07720.93
5.5.290.0100.08020.84
5.5.280.0070.08020.87
5.5.270.0000.08020.88
5.5.260.0070.08320.89
5.5.250.0070.06720.54
5.5.240.0030.07720.30
5.5.230.0070.05320.25
5.5.220.0100.07720.27
5.5.210.0000.08720.24
5.5.200.0030.06320.22
5.5.190.0070.07720.16
5.5.180.0000.07020.15
5.5.160.0100.07720.13
5.5.150.0100.07020.25
5.5.140.0070.07720.18
5.5.130.0070.07720.11
5.5.120.0000.06320.23
5.5.110.0070.06020.08
5.5.100.0030.05020.17
5.5.90.0070.04320.18
5.5.80.0070.07320.08
5.5.70.0100.06720.15
5.5.60.0070.07720.05
5.5.50.0070.07320.08
5.5.40.0000.07020.06
5.5.30.0000.06019.93
5.5.20.0030.06020.05
5.5.10.0030.06720.06
5.5.00.0030.06719.98
5.4.450.0070.08019.35
5.4.440.0030.05719.36
5.4.430.0070.08019.19
5.4.420.0070.07319.41
5.4.410.0100.07019.29
5.4.400.0170.05319.05
5.4.390.0030.08019.03
5.4.380.0070.06319.13
5.4.370.0030.07018.95
5.4.360.0030.06719.04
5.4.350.0070.06719.18
5.4.340.0070.07019.01
5.4.320.0070.07719.16
5.4.310.0030.06319.16
5.4.300.0070.07319.04
5.4.290.0100.07318.88
5.4.280.0070.07318.87
5.4.270.0070.07019.09
5.4.260.0000.06719.18
5.4.250.0100.07019.24
5.4.240.0070.04719.00
5.4.230.0070.07019.04
5.4.220.0100.07019.04
5.4.210.0030.06019.17
5.4.200.0070.05019.13
5.4.190.0070.06318.93
5.4.180.0070.04719.11
5.4.170.0100.06719.04
5.4.160.0070.07319.02
5.4.150.0100.07319.16
5.4.140.0100.06016.34
5.4.130.0000.05316.44
5.4.120.0030.06316.45
5.4.110.0000.05716.48
5.4.100.0070.05716.39
5.4.90.0030.04316.45
5.4.80.0070.04716.38
5.4.70.0130.04716.38
5.4.60.0030.07016.37
5.4.50.0030.07316.36
5.4.40.0030.07316.41
5.4.30.0030.07016.36
5.4.20.0030.07016.41
5.4.10.0030.07316.36
5.4.00.0000.07715.58
5.3.290.0070.07714.78
5.3.280.0070.07014.62
5.3.270.0000.08314.62
5.3.260.0130.07314.70
5.3.250.0100.06714.59
5.3.240.0030.06314.77
5.3.230.0070.07314.72
5.3.220.0000.04714.64
5.3.210.0030.08014.68
5.3.200.0000.05014.47
5.3.190.0000.06714.57
5.3.180.0070.06014.55
5.3.170.0030.04714.63
5.3.160.0100.07014.52
5.3.150.0030.07714.55
5.3.140.0030.07314.57
5.3.130.0030.06714.48
5.3.120.0030.07314.61
5.3.110.0070.07314.47
5.3.100.0030.06014.15
5.3.90.0070.06713.95
5.3.80.0000.06714.02
5.3.70.0030.06314.08
5.3.60.0030.07714.00
5.3.50.0070.07014.00
5.3.40.0070.06013.95
5.3.30.0030.07713.92
5.3.20.0070.05313.84
5.3.10.0030.07713.69
5.3.00.0000.04713.64
5.2.170.0030.05312.45
5.2.160.0000.06012.45
5.2.150.0030.04712.45
5.2.140.0100.04712.45
5.2.130.0070.05312.45
5.2.120.0030.05712.45
5.2.110.0030.04712.45
5.2.100.0030.03312.45
5.2.90.0070.05712.45
5.2.80.0030.05712.45
5.2.70.0030.06012.45
5.2.60.0000.07012.45
5.2.50.0000.05312.45
5.2.40.0070.06012.45
5.2.30.0100.04712.45
5.2.20.0030.06312.45
5.2.10.0000.06312.45
5.2.00.0030.06312.45
5.1.60.0000.05312.45
5.1.50.0070.05712.45
5.1.40.0030.05012.45
5.1.30.0000.05712.45
5.1.20.0030.05312.45
5.1.10.0000.06312.45
5.1.00.0000.04312.45
5.0.50.0070.02712.45
5.0.40.0030.02712.45
5.0.30.0030.06312.45
5.0.20.0000.04712.45
5.0.10.0070.03712.45
5.0.00.0000.06012.45
4.4.90.0070.01712.45
4.4.80.0070.03012.45
4.4.70.0000.02712.45
4.4.60.0000.03712.45
4.4.50.0070.03012.45
4.4.40.0000.04012.45
4.4.30.0070.03012.45
4.4.20.0030.03312.45
4.4.10.0000.02312.45
4.4.00.0030.03012.45
4.3.110.0030.03712.45
4.3.100.0070.03012.45
4.3.90.0070.02712.45
4.3.80.0030.04712.45
4.3.70.0000.03012.45
4.3.60.0070.02712.45
4.3.50.0000.03312.45
4.3.40.0070.05012.45
4.3.30.0000.04312.45
4.3.20.0030.03312.45
4.3.10.0000.02712.45
4.3.00.0030.02312.45

preferences:
41.71 ms | 401 KiB | 5 Q