<div>
<div class="content wysiwyg-content">
Hi,<br />
&nbsp; I have a php page (aaa.php) that would like to show to my client. &nbsp;However, I hope the client must link from a particular site say, http://www.abc.com/&nbsp; otherwises they cannot be accessed (aaa.php)<br />
<br />
is it possible?
</div>
</div>


Hi,
  I have a php page (aaa.php) that would like to show to my client.  However, I hope the client must link from a particular site say, http://www.abc.com/  otherwises they cannot be accessed (aaa.php)

is it possible?

PHP page access from a particular site only

PHP is a widely-used server-side scripting language especially suited for web development, powering tens of millions of sites from Facebook to personal WordPress blogs. PHP is often paired with the MySQL relational database, but includes support for most other mainstream databases. By utilizing different Server APIs, PHP can work on many different web servers as a server-side scripting language.