What Are PHP Comments?
Comments in PHP are ignored by the interpreter and used to add notes or explanations to the code. They help developers understand the code better but do not affect program execution.
Types of PHP Comments
// or #)Single-line comments are used for brief explanations.
<?php
// This is a single-line comment
echo "Hello, World!"; // This comment is ignored
# Another way to write a single-line comment
echo "Welcome to PHP!";
?>
Explanation:
// and # both mark a single-line comment./* ... */)Multi-line comments span multiple lines, useful for detailed explanations.
<?php
/*
This is a multi-line comment.
It can span multiple lines.
Used for detailed descriptions.
*/
echo "PHP is fun!";
?>
Explanation:
/* and */ is ignored by PHP.✅ To explain the purpose of a script.
✅ To make the code more readable.
✅ To temporarily disable parts of the code during debugging.
You can use comments to temporarily disable code without deleting it.
<?php
echo "Line 1";
// echo "This line is commented out and won't run";
echo "Line 2";
?>
PHP supports single-line and multi-line comments to enhance code readability and debugging. Use them wisely to make your code more understandable! 🚀