Wordpress - Custom Fields and Meta Data
What will this code output if the post has a metadata key 'color' with value 'blue'?
echo get_post_meta($post_id, 'color', true);
What will this code output if the post has a metadata key 'color' with value 'blue'?
medium📝 component behavior Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Understand get_post_meta() usage
get_post_meta() with third parameter true returns the single metadata value for the key.Step 2: Check metadata value
The key 'color' has value 'blue', so the function returns 'blue'.Final Answer:
blue -> Option DQuick Check:
get_post_meta() returns stored value 'blue' [OK]
Quick Trick: get_post_meta() with true returns single value [OK]
Common Mistakes:
- Expecting the key name instead of value
- Thinking it returns an array without true parameter
- Assuming null if metadata exists
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