Sid
I agree, after all first you have to decide is $_GET['something'] not
set an error?
And that is defined in the context of the application / design /coding
standards
Neven
> Using @ does not mean you're not handling errors. And not using @ does
> not mean you are handling errors.
>
> Consider this:
>
> $something = @$_GET['something'];
>
> if ( !$something )
> {
> // do something
> }
>
> // more validation on $something here ...
>
> Another example:
> http://thesmithfam.org/blog/2006/05/07/php-the-operator/
>
> On Wed, Sep 16, 2009 at 5:27 PM, Hamish Campbell <[email protected]>
> wrote:
>
>> On Sep 16, 4:14 pm, Cliff Black <[email protected]> wrote:
>>
>>> Are you serious?
>>>
>>> A mistype does not constitute a programming error.
>>>
>>> That's like saying "I meant to enter preg() but instead I typed ereg()"
>>> We've all done it... lots! (and I know I'll do it lots more too! Haha)
>>>
>> Ha, didn't catch the mistype. I assumed Craig was referring to the
>> fact that isset($_GET["q"]) returns false if the *value* of the $_GET
>> ["q"] is not set ( = null).
>>
>> So, for example:
>>
>> $data = array("a" => 1, "b" => "banana", "c" => null);
>> $exists = isset($data["c"]); // false
>> $exists = array_key_exists("c", $data); // true
>>
>> However, it is worth nothing that Craigs example actually proves your
>> point. If a value is not supplied you get an error that is very easy
>> to debug (if you get an error that $_GET["foo"] doesn't exist, but you
>> see the isset statement, you immediately know the problem). However,
>> if you mistyped this:
>>
>> $data = @$_GET['too']; // should actually be foo
>>
>> Well, you've already anticipate the non-existance of 'foo', so you
>> don't get an error when it doesn't exist. This is the bigger fail, and
>> demonstrates why error suppression is a bad idea.
>>
>>
>
>
>
>
--~--~---------~--~----~------------~-------~--~----~
NZ PHP Users Group: http://groups.google.com/group/nzphpug
To post, send email to [email protected]
To unsubscribe, send email to
[email protected]
-~----------~----~----~----~------~----~------~--~---
