[Solved] What will this code output?add_filter('the_content', function($content) { return $content . ' - Modified'; });echo apply_filters('the_content', 'Hello World'); | Wordpress

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What will this code output?

add_filter('the_content', function($content) { return $content . ' - Modified'; });
echo apply_filters('the_content', 'Hello World');

A - Modified

BHello World - Modified

CHello World

DError: undefined function

Step-by-Step Solution

Solution:

Step 1: Understand what add_filter does here
The anonymous function appends ' - Modified' to the content passed through 'the_content' filter.
Step 2: Apply the filter to the string 'Hello World'
apply_filters calls the filter, so 'Hello World' becomes 'Hello World - Modified'.
Final Answer:
Hello World - Modified -> Option B
Quick Check:
Filter modifies content = C [OK]

Quick Trick: Filters change data passed through apply_filters() [OK]

Common Mistakes:

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