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Zend Discussions

Exam 200-550 topic 1 question 40 discussion

Actual exam question from Zend's 200-550
Question #: 40
Topic #: 1
[All 200-550 Questions]

Consider the following code. What change must be made to the class for the code to work as written? class Magic { protected $v = array("a" => 1, "b" => 2, "c" => 3); public function __get($v) { return $this->v[$v];
}
}
$m = new Magic();
$m->d[] = 4;
echo $m->d[0];

  • A. Nothing, this code works just fine.
  • B. Add __set method doing $this->v[$var] = $val
  • C. Rewrite __get as: public function __get(&$v)
  • D. Rewrite __get as: public function &__get($v)
  • E. Make __get method static
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
by ZhukovPeter at Jan. 5, 2020, 10:16 a.m.

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ZhukovPeter
4 years, 4 months ago
<?php class Magic { protected $v = array("a" => 1, "b" => 2, "c" => 3); public function & __get($v) { return $this->v[$v]; } } $m = new Magic(); $m->d[] = 4; echo $m->d[0];
upvoted 2 times
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