PHP comments
Comments in PHP code are lines that are not executed as part of the program. Its only purpose is to be read by the person looking at the code.
- Single-line PHP comments are great for quick notes before a block of code or to explain a single line of code.
- To leave a one-line comment, type two slashes (//) followed by the comment text.
Single Line Comment
Example
<html>
<body>
<?php
//single-line comment
# single-line comment
?>
</body>
</html>
Multi Line Comment
Example
<html>
<body>
<?php
/*
Multiple-lines comment
*/
?>
</body>
</html>
Output
Welcome Hello World!
Using Comments in Program
Example
<html> <body> <?php $a = 10; //$b = 20; echo $a; ?> </body> </html>
Output
10