3v4l.org

run code in 300+ PHP versions simultaneously
<?php //Simple math class class Math { function __construct($a) { $this->a =$a; } //Returns a closure function mul() { //We can't directly use $this inside closure $self = $this; return function($n) use($this) { return $n*$this->a; }; } } $math = new Math(5); $mul = $math->mul(); echo $mul(4); //Output : 20 ?>

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)
5.4.280.0050.04012.39
5.4.270.0080.04112.39
5.4.260.0070.04512.39
5.4.250.0100.04312.39
5.4.240.0120.04815.78
5.4.230.0070.04212.39
5.4.220.0050.04112.39
5.4.210.0070.04112.38
5.4.200.0070.04812.38
5.4.190.0050.04912.38
5.4.180.0080.04612.38
5.4.170.0090.04212.39
5.4.160.0070.04212.39
5.4.150.0090.04012.39
5.4.140.0090.04212.07
5.4.130.0070.04212.06
5.4.120.0070.04712.02
5.4.110.0100.04112.01
5.4.100.0080.04312.01
5.4.90.0050.04912.01
5.4.80.0070.04112.01
5.4.70.0080.04912.01
5.4.60.0100.04512.00
5.4.50.0060.04512.01
5.4.40.0090.04211.99
5.4.30.0100.03411.99
5.4.20.0090.04411.99
5.4.10.0130.04311.99
5.4.00.0130.03611.49
5.3.280.0070.04412.71
5.3.270.0090.04912.72
5.3.260.0100.03712.72
5.3.250.0080.04012.72
5.3.240.0120.05312.72
5.3.230.0140.04612.71
5.3.220.0080.04612.68
5.3.210.0090.05012.68
5.3.200.0090.04212.68
5.3.190.0050.04312.68
5.3.180.0080.04012.68
5.3.170.0100.04012.67
5.3.160.0070.04412.67
5.3.150.0150.03612.67
5.3.140.0120.04312.66
5.3.130.0080.04312.66
5.3.120.0070.04512.66
5.3.110.0090.04212.66
5.3.100.0080.04512.12
5.3.90.0070.04212.10
5.3.80.0090.04112.09
5.3.70.0090.04512.09
5.3.60.0080.04112.07
5.3.50.0080.04112.02
5.3.40.0080.04512.02
5.3.30.0050.04411.98
5.3.20.0080.04311.76
5.3.10.0050.04111.72
5.3.00.0050.03811.71

preferences:
138.37 ms | 1386 KiB | 7 Q