<?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) {
return $n*$this->a;
};
}
}
$math = new Math(5);
$mul = $math->mul();
echo $mul(4); //Output : 20
?>
- Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Deprecated: Creation of dynamic property Math::$a is deprecated in /in/jDLTj on line 6
20
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
- 20
- Output for 5.3.0 - 5.3.29
- Fatal error: Using $this when not in object context in /in/jDLTj on line 14
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION in /in/jDLTj on line 13
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_FUNCTION in /in/jDLTj on line 13
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/jDLTj on line 13
Process exited with code 255.
preferences:
210.65 ms | 401 KiB | 314 Q