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Re: Last element in an array? [message #169456 is a reply to message #169453]

Mon, 13 September 2010 18:56

Marious Barrier
Messages: 25
Registered: September 2010

Karma:

Junior Member

On 09/13/2010 02:14 PM, matt wrote:
> On Sep 11, 3:32 pm, Thomas Mlynarczyk<tho...@mlynarczyk-webdesign.de>
> wrote:
>> MikeB schrieb:
>>
>>> I know of the end() function to find the last element in an array [...]
>>> What I can't seem to find is a function that returns the key value of
>>> the last element.
>>
>> function lastKey( $array )
>> {
>> end( $array );
>> return key( $array );
>>
>> }
>>
>> Greetings,
>> Thomas
>
> I'm curious. Will that affect the internal array pointer in all
> scopes? ie,
>
> $array = array(0, 1, 2);
> next($array); // internal pointer -> 1
> lastKey($array);
> echo current($array); // internal pointer -> 2 ??

Try it to be sure.
It should not... when not passing an array by reference, you are working
with a “copy” of the array and its internal pointer.

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[Message index]

		Last element in an array? By: MikeB on Sat, 11 September 2010 19:08
		Re: Last element in an array? By: Thomas Mlynarczyk on Sat, 11 September 2010 19:32
		Re: Last element in an array? By: MikeB on Sat, 11 September 2010 21:35
		Re: Last element in an array? By: Piyush Gupta on Mon, 13 September 2010 10:44
		Re: Last element in an array? By: MikeB on Mon, 13 September 2010 15:54
		Re: Last element in an array? By: Jerry Stuckle on Mon, 13 September 2010 16:46
		Re: Last element in an array? By: matt[1] on Mon, 13 September 2010 18:14
		Re: Last element in an array? By: Marious Barrier on Mon, 13 September 2010 18:56
		Re: Last element in an array? By: matt[1] on Mon, 13 September 2010 21:34
		Re: Last element in an array? By: Marious Barrier on Mon, 13 September 2010 21:53
		Re: Last element in an array? By: Thomas Mlynarczyk on Tue, 14 September 2010 18:46
		Re: Last element in an array? By: matt[1] on Tue, 14 September 2010 20:10

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