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Re: in_array performance in unsorted vs sorted array [message #178211 is a reply to message #178205]

Wed, 23 May 2012 14:57

William Gill
Messages: 31
Registered: March 2011

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On 5/23/2012 8:16 AM, Jerry Stuckle wrote:
>
> Arrays in PHP are associative; their keys are handled as hash values. So
> I suspect it makes no difference on whether the array is sorted or not.
>
OK, That seems to be in sync with what I'm (not) finding in Google.

> Also, what's wrong with foreach() write()? That's how you get arrays
> back into a file. Ensure you lock the file so that you don't have two
> scripts running against it at the same time.
>
Nothing. I just wanted to be sure I wasn't unaware of something better,
like a function inverse to file(). Probably looking at less then 100k
records at any time so I guess performance won't be a problem.

> But it sounds like you should be using a database. That would solve a
> lot of your problems.
>
Yes it does, and that's where this is heading. Right now it is just
summarizing some information, but eventually this will become a
pre-processor for a db.

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[Message index]

		in_array performance in unsorted vs sorted array By: William Gill on Wed, 23 May 2012 06:20
		Re: in_array performance in unsorted vs sorted array By: Jerry Stuckle on Wed, 23 May 2012 12:16
		Re: in_array performance in unsorted vs sorted array By: William Gill on Wed, 23 May 2012 14:57
		Re: in_array performance in unsorted vs sorted array By: William Gill on Wed, 23 May 2012 15:01
		Re: in_array performance in unsorted vs sorted array By: Thomas Mlynarczyk on Thu, 24 May 2012 20:20
		Re: in_array performance in unsorted vs sorted array By: Captain Paralytic on Wed, 23 May 2012 09:36

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