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<?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 git.master, git.master_jit, rfc.property-hooks
15300

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