PHP - Array Functions
In PHP, which function would you use to retrieve all the keys from an associative array named
$myArray?In PHP, which function would you use to retrieve all the keys from an associative array named $myArray?
easy📝 Conceptual Q1 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the function to extract keys
The PHP functionarray_keys()is designed to return all keys from an array.Step 2: Apply the function to the array
Usingarray_keys($myArray)will return an array containing all keys from$myArray.Final Answer:
array_keys($myArray) -> Option DQuick Check:
Check PHP documentation forarray_keys()[OK]
Quick Trick: Use array_keys() to get all keys from an array [OK]
Common Mistakes:
- Using array_values() instead of array_keys()
- Assuming get_keys() is a valid PHP function
- Trying to access keys directly without a function
Master "Array Functions" in PHP
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