| Re: unset multidimensional array element [message #180528 is a reply to message #180527] |
Sun, 24 February 2013 01:19   |
cate
Messages: 12
Registered: January 2012
Karma:
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Junior Member |
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On Feb 23, 7:17 pm, Jerry Stuckle <jstuck...@attglobal.net> wrote:
> On 2/23/2013 7:18 PM, cate wrote:
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>> Is this correct?
>
>> I remove an element from a multidee array. Numeric Indexing then
>> fails because the it's no longer 0, 1, 2 but instead 0, 2 after the
>> unset. It seems the a numeric index has graduated to a key. (I
>> think I read that's the way php works)
>
>> Do I have to repack this to get sequential indexing to work or is
>> there a php way to remove elements and maintain a "numeric" indexs?
>
>> I suppose I could make it a rule to use the construct foreach, but I
>> do so love for(;;).
>
>> Thank you in advance.
>
>> array (
>> array (1, 2, 3),
>> array (4, 5, 6),
>> array (7, 8, 9)
>> )
>
> All arrays in PHP are associative (hashes). If you remove an element,
> that key no longer exists.
>
> You can renumber the array, or you can use operators like foreach(),
> current(), next(), etc. and not worry about the keys.
>
> Very seldom do I need to care about the array indexes being in a
> specific order.
> ==================
> Remove the "x" from my email address
> Jerry Stuckle
> JDS Computer Training Corp.
> jstuck...@attglobal.net
> ==================
I don't think there is any alternative in php. Thank you.
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