PHP
Comment type:Line
Comment syntax:# comment
Snippet:
<?php

echo 'This is a test'; // This is a one-line comment
/* This is a multi line comment
yet another line of comment */
echo 'This is yet another test';
echo 'One Final Test'; # This is a one-line comment
?>

PHP
Comment type:Line
Comment syntax:// comment
Snippet:
// This is a comment

<?php
echo 'This is a test'; // This is also a comment
?>

PHP
Comment type:Block
Comment syntax:/* comment */
Snippet:
<?php

echo 'This is a test'; // This is a one-line comment
/* This is a multi line comment
yet another line of comment */
echo 'This is yet another test';
?>