Apache server cannot operate php

The apache server cannot run the php System: after RHEL6lamp is built, apache can be started normally but php files cannot be run. The php code is displayed in the browser !, & Lt ;? Phpphpinfo ();? & Gt; in this case, the default value of PHP is & lt ;? PHP is started and the apache server cannot run php
System: RHEL6
Lamp setup complete

Apache started normally
However, php files cannot be run. The php code is displayed in the browser!

------ Solution --------------------
Phpinfo ();
?>

In this case
------ Solution --------------------
PHP default is Change ------ Solution --------------------
Adding AddType application/x-httpd-php. php is not enough. Check whether the php module is loaded. Search for related configurations.
------ Solution --------------------
The php environment is not properly set up.
------ Solution --------------------
Your environment is not built