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Re: What could be causing this "Invalid callback" warning? [message #170913 is a reply to message #170912]

Wed, 08 December 2010 04:08

Jerry Stuckle
Messages: 2598
Registered: September 2010

Karma:

Senior Member

On 12/7/2010 10:55 PM, Roy Smith wrote:
>> The first element of the array you're passing must be an object of the
>> error handler, not a string with the name of the class.
>
> This is kind of confusing. The docs (http://us3.php.net/manual/en/
> function.set-error-handler.php) say (in the changelog section):
>
> "Instead of a function name, an array containing an object reference
> and a method name can also be supplied as the error_handler"
>
> which agrees with what you say, but on that same page, there's a
> comment from "jonbarnett at gmail dot com" which says:
>
> ---------------------------------------
> The proper way to set a callback for a static class function is:
>
> array("Classname", "functionname")
>
> The class name is a string. If you don't quote the string, PHP treats
> it as a barestring and triggers a notice.
> ---------------------------------------
>
> Is the comment just wrong?

No, that's for a STATIC function. You are not calling a static member
of the class, so an object is required (which is what your message is
telling you).

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Jerry Stuckle
JDS Computer Training Corp.
jstucklex(at)attglobal(dot)net
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[Message index]

		What could be causing this "Invalid callback" warning? By: Roy Smith on Wed, 08 December 2010 03:33
		Re: What could be causing this "Invalid callback" warning? By: Jerry Stuckle on Wed, 08 December 2010 03:43
		Re: What could be causing this "Invalid callback" warning? By: Roy Smith on Wed, 08 December 2010 03:55
		Re: What could be causing this "Invalid callback" warning? By: Jerry Stuckle on Wed, 08 December 2010 04:08
		Re: What could be causing this "Invalid callback" warning? By: Roy Smith on Wed, 08 December 2010 05:11
		Re: What could be causing this "Invalid callback" warning? By: Jerry Stuckle on Wed, 08 December 2010 22:32

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