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200-550 · Question #19
200-550 Question #19: Real Exam Question with Answer & Explanation
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Question
Which line of code can be used to replace the INSERT comment in order to output "hello"? class C { public $ello = 'ello'; public $c; public $m; function __construct($y) { $this->c = static function($f) { // INSERT LINE OF CODE HERE }; $this->m = function() { return "h"; }; } } $x = new C("h"); $f = $x->c; echo $f($x->m);
Options
- Areturn $this->m() . "ello";
- Breturn $f() . "ello";
- Creturn "h". $this->ello;
- Dreturn $y . "ello";
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