Php – How to call ASP.NET .dll file from a PHP script

You use the DOTNET extension.

First off, you need to be running this on Windows. If you are on linux, then I would look at using something like Facebooks Thrift.

If you are on windows and depending on which build of windows you are using you may need to uncomment the com extension in your php.ini

<?php
 $stack = new DOTNET("mscorlib", "System.Collections.Stack");
 $stack->Push(".Net");
 $stack->Push("Hello ");
 echo $stack->Pop() . $stack->Pop();
?>

Here are a list of Windows Specific functions