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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));

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Suggested Answer: A

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

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Beatriz
5 months ago
Agreed, the while loop exhausts the array.
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Miriam
6 months ago
Wait, how can it be NULL? That seems off.
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Zita
6 months ago
Definitely int(3).
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Franklyn
6 months ago
I think it should be bool(false).
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Tanja
6 months ago
The output will be NULL.
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Bambi
7 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
7 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
7 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
7 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
7 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
7 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
7 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
7 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
7 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
7 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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