Use of get, request, and post in PHP

http://www.3code.cn/php-get-request-post/

1. get use method example:.Lt;; $id=$_GET['id'];;.Gt;

2. post

post applies to the post form submitted in the form of post.
examples of use methods:.Lt;? $id=$_POST['id'];?.gt;

3. request

REQUEST for QUERY_STRING (URL) information after "?" and the forms submitted in the manner or manner.
that is to say REQUEST is suitable for functions of get or post.
usage example:.Lt;; $id=$_REQUEST['id'];;.Gt;

note: ID is a variable submitted by form or URL.

form submission examples:
[code].lt; form action=.quot; foo.php.quot; method=.quot; POST.quot;.Gt;
Name:. Quot; submit.quot; name=.quot; submit.quot; value=.quot; Submit me!.quot; /.gt;
.lt;