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Posted by Robert Cummings on 02/11/05 02:14
On Thu, 2005-02-10 at 14:26, Richard Lynch wrote:
> Mirco Blitz wrote:
> > HI,
> > I am really confused.
> > I have an array, that looks like this:
> >
> > print_r($elementsarr) = Array ( [0] => knr [1] => subject [2] => title [3]
> > => kat [4] => pages [5] => access [6] => dofile [7] => MAX_FILE_SIZE [8]
> > =>
> > pdf [9] => dolink [10] => link [11] => erstam [12] => endless [13] => from
> > [14] => until [15] => openbem [16] => history [17] => closedbem [18] =>
> > [19]
> > => b [20] => br [21] => bw [22] => bay [23] => h [24] => hb [25] => hh
> > [26]
> > => mv [27] => n [28] => nw [29] => rp [30] => s [31] => sa [32] => sh [33]
> > => sn [34] => t [35] => bund )
> >
> > Now i try to work with this array in a foreach.
> >
> > foreach($elementsarr as $key=>$tmp);
> > {
> > echo "$key=>$tmp<br>";
> > }
> >
> > Now the result of that is:
> >
> > 35=>bund
> >
> > Ist not the first time i work with foreach. But it is the first time it
> > just
> > returns the last value.
> >
> > Do you have an idea why?
>
> Perhaps you need to use http://php.net/reset
>
> You see, when you do foreach or each or any of those, there is an
> "internal" setting in the array that is altered to keep track of where you
> are. Kind of like a big "You are here" arrow inside the guts of the
> array.
>
> If you've gone through the whole thing already, you have to reset the
> internal point back to the beginning.
>
> "Be Kind, Rewind!"
>From the PHP docs:
Note: When foreach first starts executing, the internal array pointer is
automatically reset to the first element of the array. This means that
you do not need to call reset() before a foreach loop.
Cheers,
Rob.
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