On 16 March 2010 13:30, Felix De Vliegher <felix.devlieg...@gmail.com> wrote:
> Hi all
>
> I recently needed seek functionality in arrays, and couldn't find it in the
> regular set of array functions, so I wrote a function for it. (Seek = getting
> an array value based on the position (or offset, if you want to call it like
> that), and not the key of the item)
>
> Basically you can use it like this:
> $input = array(3, 'bar', 'baz');
> echo array_seek($input, 2); // returns 'baz'
> echo array_seek($input, 0); // returns 3
> echo array_seek($input, 5); // returns NULL, emits an out of range warning
>
> I was wondering if it's useful to add this to the family of array functions.
> I know there is a somewhat similar thing in SPL (ArrayIterator::seek), but
> that doesn't work exactly like what I was aiming for.
>
> Attached is a patch for the function against the 5.3 branch. If approved, I
> could add it to svn + testcases + docs. Feedback please :-)
>
>
> Kind regards,
> Felix
>
>
>
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Maybe not as efficient as it could be but ...
<?php
$input = array('One' => 'Itchy', 'Two' => 'Knee', 'Three' => 'San',
'Four' => 'She');
echo @reset(array_keys(array_values($input), 'Knee'));
Richard.
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