Which code snippet correctly attaches a function named 'custom_function' to the 'init' action hook in WordPress?

easy📝 Syntax Q3 of 15

Wordpress - WordPress Hooks System

Aadd_filter('init', 'custom_function');

Badd_action('init', 'custom_function');

Cadd_action('custom_function', 'init');

Dadd_filter('custom_function', 'init');

Step-by-Step Solution

Solution:

Step 1: Identify hook type
'init' is an action hook, so use add_action.
Step 2: Correct syntax
add_action('hook_name', 'function_name'); is the correct format.
Final Answer:
add_action('init', 'custom_function'); -> Option B
Quick Check:
Use add_action for actions [OK]

Quick Trick: Use add_action for actions, add_filter for filters [OK]

Common Mistakes:

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