3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function __construct($foo, $bar, $foo) {} } $r = new ReflectionClass('Foo'); $params = $r->getConstructor()->getParameters(); var_export($params[2]->name); echo "\n"; echo json_encode($params[2]->name[0]); echo "\n"; var_export($params[2]->name[0] == '\u0000'); echo "\n"; var_export(json_encode($params[2]->name[0]) == '"\u0000"' || json_encode($params[2]->name[0]) == '""');

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)
5.6.280.0000.07721.07
5.6.240.0100.05020.63
5.6.230.0070.06320.66
5.6.220.0030.08720.54
5.6.210.0100.08020.47
5.6.200.0070.08321.09
5.6.190.0100.08321.07
5.6.180.0070.08321.08
5.6.170.0030.08320.96
5.6.160.0100.08020.93
5.6.150.0200.06721.08
5.6.140.0070.08321.17
5.6.130.0130.08021.09
5.6.120.0000.08021.05
5.6.110.0070.08321.02
5.6.100.0230.06721.03
5.6.90.0100.08020.98
5.6.80.0030.06320.55
5.6.70.0000.08020.42
5.6.60.0130.08320.36
5.6.50.0170.07020.47
5.6.40.0130.07720.40
5.6.30.0130.08020.50
5.6.20.0070.08320.41
5.6.10.0000.08320.36
5.6.00.0170.07020.38
5.5.380.0100.08020.39
5.5.370.0070.08020.38
5.5.360.0100.08020.37
5.5.350.0070.08020.34
5.5.340.0000.08720.74
5.5.330.0100.03720.64
5.5.320.0030.07720.84
5.5.310.0030.07020.89
5.5.300.0170.06720.89
5.5.290.0100.08320.92
5.5.280.0130.05720.90
5.5.270.0070.07720.72
5.5.260.0030.09020.75
5.5.250.0070.06720.71
5.5.240.0070.08020.12
5.5.230.0070.08320.21
5.5.220.0070.07720.25
5.5.210.0130.07020.18
5.5.200.0000.08720.26
5.5.190.0100.08020.26
5.5.180.0070.08020.23
5.5.160.0070.05020.23
5.5.150.0000.07720.22
5.5.140.0100.07720.25
5.5.130.0030.07720.14
5.5.120.0170.07020.15
5.5.110.0030.08020.11
5.5.100.0130.07020.12
5.5.90.0070.07020.07
5.5.80.0070.07320.06
5.5.70.0030.07720.04
5.5.60.0030.08020.05
5.5.50.0030.07320.03
5.5.40.0300.06020.11
5.5.30.0100.07320.05
5.5.20.0070.08019.93
5.5.10.0100.07319.98
5.5.00.0070.08020.04
5.4.450.0170.07319.47
5.4.440.0130.07019.54
5.4.430.0100.07319.45
5.4.420.0070.08019.44
5.4.410.0000.07019.39
5.4.400.0100.08019.10
5.4.390.0130.07719.12
5.4.380.0100.07318.95
5.4.370.0070.07318.86
5.4.360.0070.05019.16
5.4.350.0000.07019.14
5.4.340.0030.07719.18
5.4.320.0070.08319.13
5.4.310.0070.05319.23
5.4.300.0070.07719.24
5.4.290.0100.07719.20
5.4.280.0100.07019.12
5.4.270.0100.07019.18
5.4.260.0070.07719.20
5.4.250.0000.06019.04
5.4.240.0000.08319.22
5.4.230.0100.07319.00
5.4.220.0200.06718.86
5.4.210.0100.07019.02
5.4.200.0100.07318.89
5.4.190.0130.07019.04
5.4.180.0130.06719.08
5.4.170.0030.08019.08
5.4.160.0000.06319.12
5.4.150.0070.06719.11
5.4.140.0030.08016.38
5.4.130.0030.07716.36
5.4.120.0100.06716.45
5.4.110.0000.08016.34
5.4.100.0070.07316.49
5.4.90.0130.06316.50
5.4.80.0130.05316.41
5.4.70.0030.06016.33
5.4.60.0030.07016.47
5.4.50.0030.07016.42
5.4.40.0070.07316.46
5.4.30.0030.07016.46
5.4.20.0070.07016.44
5.4.10.0070.07716.39
5.4.00.0100.06315.59
5.3.290.0070.05714.68
5.3.280.0070.07314.65
5.3.270.0070.06314.63
5.3.260.0000.05014.56
5.3.250.0070.07714.67
5.3.240.0070.08314.56
5.3.230.0070.07314.54
5.3.220.0000.07014.52
5.3.210.0100.07314.70
5.3.200.0100.07314.71
5.3.190.0100.04014.55
5.3.180.0100.07014.67
5.3.170.0170.06314.62
5.3.160.0000.08014.70
5.3.150.0170.05314.53
5.3.140.0000.06014.70
5.3.130.0070.07314.48
5.3.120.0100.04014.58
5.3.110.0030.07714.61
5.3.100.0030.07314.02
5.3.90.0000.07714.08
5.3.80.0030.06714.04
5.3.70.0070.05714.08
5.3.60.0030.07714.07
5.3.50.0130.06714.00
5.3.40.0070.07313.84
5.3.30.0070.07313.83
5.3.20.0100.06713.59
5.3.10.0100.06713.56
5.3.00.0070.07713.53
5.2.170.0100.06011.25
5.2.160.0070.04011.00
5.2.150.0070.06011.07
5.2.140.0100.04311.05
5.2.130.0030.05311.01
5.2.120.0070.05311.13
5.2.110.0070.06311.09
5.2.100.0000.07011.20
5.2.90.0100.05311.13
5.2.80.0000.06710.98
5.2.70.0130.05311.09
5.2.60.0030.04711.10
5.2.50.0030.06011.07
5.2.40.0000.06311.10
5.2.30.0070.05011.04
5.2.20.0070.06011.05
5.2.10.0000.06310.95
5.2.00.0030.06010.77
5.1.60.0030.05710.11
5.1.50.0000.06010.10
5.1.40.0070.05310.09
5.1.30.0070.05010.37
5.1.20.0100.05310.21
5.1.10.0000.0579.91
5.1.00.0100.04710.06
5.0.50.0030.0438.66
5.0.40.0100.0338.25
5.0.30.0100.0578.22
5.0.20.0100.0408.28
5.0.10.0030.0438.18
5.0.00.0030.0638.17
4.4.90.0000.0377.27
4.4.80.0070.0307.27
4.4.70.0030.0337.27
4.4.60.0070.0307.27
4.4.50.0100.0277.27
4.4.40.0070.0437.27
4.4.30.0030.0337.27
4.4.20.0000.0337.27
4.4.10.0000.0377.27
4.4.00.0000.0507.27
4.3.110.0000.0307.27
4.3.100.0000.0377.27
4.3.90.0070.0307.27
4.3.80.0000.0577.27
4.3.70.0030.0337.27
4.3.60.0030.0307.27
4.3.50.0030.0237.27
4.3.40.0000.0307.27
4.3.30.0030.0337.27
4.3.20.0000.0337.27
4.3.10.0030.0377.27
4.3.00.0030.0277.27

preferences:
143.05 ms | 1386 KiB | 7 Q