[Solved] Which is the correct way to add a function in functions.php that runs when WordPress initializes? — Ans: add_action('init', 'my_custom_function'); function my_custom_function() { /*... | Wordpress

Wordpress - Theme Structure and Basics

Which is the correct way to add a function in functions.php that runs when WordPress initializes?

Aadd_action('init', 'my_custom_function'); function my_custom_function() { /* code */ }

Badd_filter('init', 'my_custom_function'); function my_custom_function() { /* code */ }

Cadd_action('wp_head', 'my_custom_function'); function my_custom_function() { /* code */ }

Dadd_filter('wp_footer', 'my_custom_function'); function my_custom_function() { /* code */ }

Step-by-Step Solution

Solution:

Step 1: Identify the correct hook for initialization
The 'init' hook is used to run code when WordPress initializes.
Step 2: Choose the correct hook function
add_action is used to attach functions to hooks like 'init'. add_filter is for filters, not actions.
Final Answer:
add_action('init', 'my_custom_function'); function my_custom_function() { /* code */ } -> Option A
Quick Check:
Use add_action with 'init' for initialization [OK]

Quick Trick: Use add_action('init', function) to run code on init [OK]

Common Mistakes:

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Which is the correct way to add a function in functions.php that runs when WordPress initializes?