ansaurus

Question

Answer 1

+2 A:

@ supressess errors, and (int) casts to the type Integer.

Jonathan Sampson 2009-12-10 15:57:11

Do you know what the value of `$id` would be if `$_REQUEST` has no value with key `'id'`?

Dominic Rodger 2009-12-10 15:59:51

it would raise a notice, more precisely.

pixeline 2009-12-10 16:05:39

And the value would be 0

Vinko Vrsalovic 2009-12-10 16:23:04

Answer 2

A:

(int) is converting whatever the value of $_REQUEST['id'] into an integer (this is called casting).

pixeline 2009-12-10 15:59:19

What are differences between $id=(int)@$_REQUEST['id']; and $id=$_REQUEST['id'];