Zend 200-710 Exam - Topic 2 Question 73 Discussion

Actual exam question for Zend's 200-710 exam

Question #: 73
Topic #: 2

[All 200-710 Questions]

What will be the output value of the following code?

$array = array(1,2,3);

while (list(,$v) = each($array));

var_dump(current($array));

Abool(false)

Bint(3)

Cint(1)

DNULL

EArray

Show Suggested Answer

Suggested Answer: A

by Teri at Aug 23, 2024, 10:49 PM

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Beatriz

8 months ago

Agreed, the while loop exhausts the array.

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Miriam

9 months ago

Wait, how can it be NULL? That seems off.

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Zita

9 months ago

Definitely int(3).

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Franklyn

9 months ago

I think it should be bool(false).

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Tanja

9 months ago

The output will be NULL.

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Bambi

10 months ago

I thought `current()` would return the last value, which is `3`, but now I'm confused about how the loop affects it.

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Timothy

10 months ago

I feel like the output might be `NULL` since the loop goes through all elements, but I can't recall if `current()` resets the pointer.

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Ashley

10 months ago

I remember a similar question where we used `current()` after a loop, and it returned `false` when the array was exhausted.

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Goldie

10 months ago

I think the `each()` function will iterate through the array, but I'm not sure what happens to the current pointer after that.

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Nelida

10 months ago

Okay, I think I've got it - the while loop will iterate through the array, but the var_dump() will only show the final value. I'll go with B.

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Mollie

10 months ago

I'm a bit confused by the use of current() after the while loop. I'll need to think this through more carefully.

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Alexia

10 months ago

The while loop with list() seems tricky, I'll need to carefully step through the code to figure out the output.

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Jerilyn

10 months ago

I think I know how to solve this, but I want to double-check my understanding before answering.

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Selma

10 months ago

Ah, I remember learning about the each() function in PHP. I believe the output will be the last element in the array, so I'll go with B.

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Lorrie

10 months ago

I've seen similar questions before. I think I know the right approach, but I'll double-check my work to be sure.

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Elmira

2 years ago

Haha, this question is a real brain-teaser! I'm going to go with option B, int(3), because that's the only answer that seems somewhat logical.

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Johana

2 years ago

I agree with option B, int(3)

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Sherman

2 years ago

I'm going with bool(false)

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Mireya

2 years ago

I believe it will be NULL

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Kristel

2 years ago

I think the output will be int(1)

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Harris

2 years ago

Wait, what? This question is as clear as mud. I'll just go with option E, Array, because that's the only answer that makes sense to me.

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Corrie

2 years ago

I agree with you, I'll choose Array

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Toshia

2 years ago

I'm going with bool(false)

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Leontine

2 years ago

I believe it will be NULL

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Viva

2 years ago

I think the output will be int(1)

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Kendra

2 years ago

I think the output will be int(3) because the current function returns the current element in an array.

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Claudio

2 years ago

I'm not sure, but I think it might be bool(false).

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Leigha

2 years ago

I'm not sure about this one. The code looks a bit weird, but I'm going to go with option D, NULL, just to be safe.

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Lauran

2 years ago

I agree, let's go with option D.

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Lenna

2 years ago

I think it will be option D, NULL.

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Margo

2 years ago

I believe the output will be NULL.

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Marva

2 years ago

I think the output will be int(1).

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Juan

2 years ago

No way, the output is clearly int(3)! The while loop just iterates through the array, and current() will return the last element.

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Mammie

2 years ago

No, it's actually bool(false).

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Rose

2 years ago

I think the output is int(3).

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Nan

2 years ago

Hmm, I think the output will be bool(false), since the while loop has already exhausted the array and current() will return the last element's value.

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Christa

2 years ago

I agree with you, it should be bool(false).

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Devora

2 years ago

I'm pretty sure it will be int(3).

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Quentin

2 years ago

I believe it will be NULL.

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Shenika

2 years ago

I think the output will be int(1).

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Brett

2 years ago

I agree with you, the output should be bool(false) as current() will return false after the while loop.

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Aliza

2 years ago

I believe it will be NULL because the array has been exhausted by the while loop.

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Dawne

2 years ago

I think it will be int(1) because current() will return the first element's value.

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