What are common pitfalls or gotchas with handling emojis?

Handling emojis in programming can introduce various pitfalls, especially when it involves character encoding, string manipulation, and rendering. This article discusses some common issues developers face when working with emojis and provides examples to help avoid them.
emojis, handling emojis, character encoding, programming pitfalls, unicode, string manipulation 

set_charset("utf8mb4");

// 5. Display issues
// Ensure your HTML document is properly set up for UTF-8
echo '';
?>

emojis handling emojis character encoding programming pitfalls unicode string manipulation

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