het the value in a variable php code example

Example 1: set php var to html

<?php ob_start();?>
<div>Contents goes <b>here</b></div>
<?php $contents=ob_get_clean();?>

Example 2: php variables

<?php
/* In PHP, a variable starts with the $ sign, 
followed by the name of the variable:
*/

$txt = "Hello world!";
$x = 5;
$y = 10.5;
?>