3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Value{ public static function check(){ return true; } } class MyClass{ public $value; public function __construct(){ $this->value = 'My Class'; $this->doChecking(); } private function doChecking(){ if(Value::check()) { $this = new MyClass2(); } } } class MyClass2{ public $value; public function __construct(){ $this->value = 'My Class 2'; } } $class = new MyClass(); var_dump($class->value);

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)
5.4.350.0060.05312.03
5.4.340.0100.04412.02
5.4.320.0130.05112.51
5.4.310.0100.05112.51
5.4.300.0090.04712.52
5.4.290.0130.04612.51
5.4.280.0070.05512.41
5.4.270.0040.04212.41
5.4.260.0100.03912.41
5.4.250.0080.04112.41
5.4.240.0160.05112.41
5.4.230.0090.05612.40
5.4.220.0070.04612.40
5.4.210.0050.04212.40
5.4.200.0040.05512.40
5.4.190.0120.04612.39
5.4.180.0070.04912.40
5.4.170.0070.05012.41
5.4.160.0080.04312.40
5.4.150.0110.03712.40
5.4.140.0050.05012.08
5.4.130.0060.04312.07
5.4.120.0050.04812.03
5.4.110.0150.06512.03
5.4.100.0100.04412.02
5.4.90.0140.04412.03
5.4.80.0090.05212.03
5.4.70.0080.04712.02
5.4.60.0100.04612.02
5.4.50.0070.05112.02
5.4.40.0220.05212.01
5.4.30.0130.04212.01
5.4.20.0130.04312.01
5.4.10.0110.04312.00
5.4.00.0080.04911.50
5.3.290.0080.05312.80
5.3.280.0120.04512.71
5.3.270.0040.05712.73
5.3.260.0110.04812.72
5.3.250.0130.04812.72
5.3.240.0100.04912.72
5.3.230.0080.04912.71
5.3.220.0050.04212.68
5.3.210.0060.04212.68
5.3.200.0100.05912.68
5.3.190.0170.08012.68
5.3.180.0150.04812.67
5.3.170.0090.05212.67
5.3.160.0100.04412.68
5.3.150.0130.05212.68
5.3.140.0080.04712.66
5.3.130.0120.05112.66
5.3.120.0120.05312.66
5.3.110.0070.06212.66
5.3.100.0080.05612.13
5.3.90.0110.04012.11
5.3.80.0070.03912.09
5.3.70.0050.04212.10
5.3.60.0070.04612.08
5.3.50.0110.05712.03
5.3.40.0100.05712.03
5.3.30.0090.05811.98
5.3.20.0080.04511.77
5.3.10.0090.03811.74
5.3.00.0090.04511.73
5.2.170.0060.0489.22
5.2.160.0090.0389.23
5.2.150.0070.0409.23
5.2.140.0060.0469.22
5.2.130.0070.0419.18
5.2.120.0050.0489.18
5.2.110.0050.0459.19
5.2.100.0110.0579.19
5.2.90.0120.0439.19
5.2.80.0120.0409.18
5.2.70.0130.0439.18
5.2.60.0070.0369.13
5.2.50.0080.0459.10
5.2.40.0170.0609.08
5.2.30.0150.0439.05
5.2.20.0100.0389.05
5.2.10.0060.0428.95
5.2.00.0090.0408.81
5.1.60.0080.0458.09
5.1.50.0070.0338.09
5.1.40.0060.0388.07
5.1.30.0080.0388.42
5.1.20.0080.0398.44
5.1.10.0070.0378.17
5.1.00.0090.0348.17
5.0.50.0080.0366.64
5.0.40.0180.0466.51
5.0.30.0120.0636.32
5.0.20.0080.0306.28
5.0.10.0060.0326.26
5.0.00.0050.0406.25
4.4.90.0040.0224.78
4.4.80.0080.0364.75
4.4.70.0080.0384.75
4.4.60.0050.0184.75
4.4.50.0010.0244.77
4.4.40.0030.0334.71
4.4.30.0040.0204.76
4.4.20.0040.0214.85
4.4.10.0030.0214.84
4.4.00.0030.0314.76
4.3.110.0030.0224.67
4.3.100.0040.0204.67
4.3.90.0070.0174.64
4.3.80.0050.0304.58
4.3.70.0030.0214.63
4.3.60.0040.0204.63
4.3.50.0030.0224.63
4.3.40.0060.0304.54
4.3.30.0040.0213.30
4.3.20.0040.0183.28
4.3.10.0020.0193.24
4.3.00.0130.0206.84

preferences:
136.66 ms | 1398 KiB | 7 Q