After configuring Wamp, the browser enters the default PHP file name directly to download the document to solve the idea

After configuring Wamp, the browser enters the default php file name to download the document directly
Apache is already running, the main problems are:
I'm creating a new index.php file.

Phpinfo ();
?>

Then enter http://localhost or http://localhost/index.php in the browser

Enter everything and download the document directly,
I use the browser is Google Browser, I have tried IE is like this

------Solution--------------------
It's good to have all the content of your Apache configuration file directly, and save everyone's guessing.

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