<?php
function sum($a)
{
return new class($a) {
protected $value;
public function __construct($value)
{
$this->value = $value;
}
public function __invoke($a)
{
return new static($this->value + $a);
}
public function __toString()
{
return (string) $this->value;
}
};
}
echo sum(1)(2)(3)(4)(5); // 15
echo sum(10)(10)(10); // 30
echo sum(-1)(-2)(3)(-3)(2)(1); // 0
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- 15300
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
- Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/TmBPo on line 5
Process exited with code 255.
preferences:
233.37 ms | 402 KiB | 271 Q