How can PHP echo statements be used to display variables in HTML attributes like href?

When using PHP echo statements to display variables in HTML attributes like href, it's important to properly concatenate the variable within the attribute value. This can be done by enclosing the variable in curly braces within the echo statement. This ensures that the variable is properly displayed within the HTML attribute. 

<?php
$url = "https://www.example.com";
echo '<a href="' . $url . '">Click here</a>';
?>

Keywords

PHP echo HTML attributes href variables

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