| Re: how to join two arrays? [message #185717 is a reply to message #185716] |
Sun, 04 May 2014 20:48   |
Jerry Stuckle
Messages: 2598
Registered: September 2010
Karma:
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Senior Member |
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On 5/4/2014 3:47 PM, Thomas 'PointedEars' Lahn wrote:
> Jerry Stuckle wrote:
>
>> On 5/4/2014 1:56 PM, Thomas 'PointedEars' Lahn wrote:
>>> Denis McMahon wrote:
>>>> then: array_merge ( $arr1, $arr2 );
>>>>
>>>> will generate:
>>>>
>>>> [0] "."
>>>> [1] ".."
>>>> [2] "foo.bar"
>>>> [3] "really fubar"
>>>> [4] "."
>>>> [5] ".."
>>>> [6] "bah bah.blacksheep"
>>>> [7] "fufu.fubar"
>>>>
>>>> How you then tell which file is where, that's your headache at this
>>>> point.
>>>
>>> array_map() serves here.
>>
>> And how can array_map() tell which file is where?
>
> It cannot.
Then why did you say it could?
However, if you apply array_map() to the arrays returned by
> scandir() before merging them, the problem at hand does not occur in the
> first place:
>
> $modi = max(
> array_map('filemtime',
> array_diff(
> array_merge(
> scandir(__DIR__),
> array_map(
> function ($e) {
> return 'sections' . DIRECTORY_SEPARATOR . $e;
> },
> scandir('sections')
> )
> ),
> array('.', '..')
> )
> )
> );
>
>
> HTH
>
> PointedEars
>
What a convoluted mess. Glad you're not working on any code I have to
touch!
But then you always did have a knack for making a mountain out of a
molehill.
--
==================
Remove the "x" from my email address
Jerry Stuckle
jstucklex(at)attglobal(dot)net
==================
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