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Re: arrays with holes [message #176775 is a reply to message #176742]

Mon, 23 January 2012 08:38

alvaro.NOSPAMTHANX
Messages: 277
Registered: September 2010

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Senior Member

El 20/01/2012 21:44, cate escribió/wrote:
> On Jan 20, 2:42 pm, cate<catebekens...@yahoo.com> wrote:
>> still! a php newbie. This is kind of a touch base question. I think
>> I have it...
>>
>> I have an indexed array in which I progressively remove elements with
>>
>> unset($my_array[$index]);
>>
>> This leave "holes", which I'm ok with.
>>
>> To now find the 5th element in this shot-up array I use
>>
>> $my_array_piece = array_splice($my_array, 5, 1);
>>
>> Is that how you "do" it?
>>
>> Unfortunately, the "indexes" have meaning. I don't want to repack.
>
> Oops... I mean array_splice($my_array, 4, 1) for the 5th element

If array keys are meaningful but unknown, I can't figure out many other
ways to find for the nth element than array_splice(). But you need to
read the manual page carefully: your code, as is, will get rid of the
key. Check the forth parameter.

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[Message index]

		arrays with holes By: cate on Fri, 20 January 2012 20:42
		Re: arrays with holes By: cate on Fri, 20 January 2012 20:44
		Re: arrays with holes By: alvaro.NOSPAMTHANX on Mon, 23 January 2012 08:38
		Re: arrays with holes By: Michael Fesser on Mon, 23 January 2012 22:59

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