[Solved] Which statement about array_map behavior is TRUE when multiple arrays are passed as arguments? — Ans: The callback is called with elements from each array at the same index until... | PHP

PHP - Array Functions

Which statement about array_map behavior is TRUE when multiple arrays are passed as arguments?

Aarray_map throws an error if arrays have different lengths

BThe callback is called with all elements from the longest array only

Carray_map merges all arrays into one before applying the callback

DThe callback is called with elements from each array at the same index until the shortest array ends

Step-by-Step Solution

Solution:

Step 1: Understand how array_map handles multiple arrays
It calls the callback with elements from each array at matching indexes.
Step 2: Identify stopping condition
Processing stops when the shortest array runs out of elements.
Final Answer:
The callback is called with elements from each array at the same index until the shortest array ends -> Option D
Quick Check:
Multiple arrays processed up to shortest length [OK]

Quick Trick: array_map stops at shortest array length when multiple arrays used [OK]

Common Mistakes:

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Which statement about array_map behavior is TRUE when multiple arrays are passed as arguments?