PHP - Arrays
What will be the output of this PHP code?
$values = [10, 20, 30, 40, 50]; echo count($values);
What will be the output of this PHP code?
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the array
The array$valuescontains 5 elements: 10, 20, 30, 40, 50.Step 2: Apply count()
count($values)returns the number of elements, which is 5.Final Answer:
5 -> Option BQuick Check:
Count elements, not sum or max value [OK]
Quick Trick: count() returns number of array elements [OK]
Common Mistakes:
- Confusing count() with sum()
- Expecting highest value instead of count
- Assuming zero-based index count
Master "Arrays" in PHP
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