[Solved] What happens if you try to remove an action hook with a different priority than it was added with?add_action('wp_footer', 'footer_message', 10);remove_action('wp_footer', 'footer_message', 20); | Wordpress

Wordpress - WordPress Hooks System

What happens if you try to remove an action hook with a different priority than it was added with?

add_action('wp_footer', 'footer_message', 10);
remove_action('wp_footer', 'footer_message', 20);

AThe action is removed successfully

BWordPress throws an error

CThe action is not removed and still runs

DThe action runs twice

Step-by-Step Solution

Solution:

Step 1: Understand priority in hooks
Hooks added with a priority must be removed with the same priority.
Step 2: Analyze the code
Action added with priority 10 but removed with 20, so removal fails.
Final Answer:
The action is not removed and still runs -> Option C
Quick Check:
Priority mismatch prevents removal [OK]

Quick Trick: Match priority exactly to remove hooks [OK]

Common Mistakes:

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