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<?php class FakeStringIntTuple { private $data = []; public function returnsCallable() { return $this; } public function __invoke(string $a, int $b) { $this->data[] = [$a, $b]; return $this; } } $tuple = (new FakeStringIntTuple())('foo', 123); var_dump($tuple); $tuple = new FakeStringIntTuple(); $tuple->returnsCallable()('bar', 456); var_dump($tuple); $tuple = (new FakeStringIntTuple()) ('foo', 123) ('bar', 456) ('baz', 789); var_dump($tuple);
Output for 7.0.0 - 7.0.33, 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 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
object(FakeStringIntTuple)#1 (1) { ["data":"FakeStringIntTuple":private]=> array(1) { [0]=> array(2) { [0]=> string(3) "foo" [1]=> int(123) } } } object(FakeStringIntTuple)#2 (1) { ["data":"FakeStringIntTuple":private]=> array(1) { [0]=> array(2) { [0]=> string(3) "bar" [1]=> int(456) } } } object(FakeStringIntTuple)#1 (1) { ["data":"FakeStringIntTuple":private]=> array(3) { [0]=> array(2) { [0]=> string(3) "foo" [1]=> int(123) } [1]=> array(2) { [0]=> string(3) "bar" [1]=> int(456) } [2]=> array(2) { [0]=> string(3) "baz" [1]=> int(789) } } }
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '(' in /in/3mAJV on line 16
Process exited with code 255.

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