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Re: Order/Timing of Execution of PHP [message #176155 is a reply to message #176153]

Mon, 28 November 2011 00:53

Thomas 'PointedEars'
Messages: 701
Registered: October 2010

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Senior Member

Denis McMahon wrote:

> On Sun, 27 Nov 2011 12:01:47 +0000, Jeff Gaines wrote:
>> It works but doesn't echo 'Creating Thumbnails' etc. until it has called
>> the function and returned from it.
>
> Possibly caused by buffering on the server, or even the client waiting to
> render output until it's able to decide what is to be rendered and how?
>
> I think it's better to do all the processing first, and then send the web
> page afterwards, rather then send html in dribs and drabs while you're
> doing the processing. This isn't the way I used to think, but it has
> advantages. For example, you can trap and react to errors in the
> processing by issuing http error headers, which you can't do if you've
> started output.

The disadvantage of it is that the user would have to wait for all PHP
processing to finish before seeing any content. I have recently heard of an
approach to mitigate, even solve, this problem, but I do not remember how it
worked.

PointedEars
--
> If you get a bunch of authors […] that state the same "best practices"
> in any programming language, then you can bet who is wrong or right...
Not with javascript. Nonsense propagates like wildfire in this field.
-- Richard Cornford, comp.lang.javascript, 2011-11-14

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[Message index]

		Order/Timing of Execution of PHP By: Jeff Gaines on Sun, 27 November 2011 12:01
		Re: Order/Timing of Execution of PHP By: Denis McMahon on Sun, 27 November 2011 14:14
		Re: Order/Timing of Execution of PHP By: Thomas 'PointedEars' on Mon, 28 November 2011 00:53
		Re: Order/Timing of Execution of PHP By: Jerry Stuckle on Sun, 27 November 2011 14:43
		Re: Order/Timing of Execution of PHP By: Jeff Gaines on Mon, 28 November 2011 11:07

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