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200-550 · Question #62

How many times will the function counter() be executed in the following code? function counter($start, &$stop) { if ($stop > $start) { return; } counter($start--, ++$stop); } $start = 5; $stop = 2…

The correct answer is C. 5. See the full explanation below for the reasoning.

Question

How many times will the function counter() be executed in the following code? function counter($start, &$stop) { if ($stop > $start) { return; } counter($start--, ++$stop); } $start = 5; $stop = 2; counter($start, $stop);

Options

  • A3
  • B4
  • C5
  • D6

How the community answered

(17 responses)
  • B
    12% (2)
  • C
    82% (14)
  • D
    6% (1)

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