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Date: Thu, 27 Jun 2013 19:13:43 +0200
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To: =?ISO-8859-1?Q?Johannes_Schl=FCter?= <johannes@schlueters.de>
Cc: Nikita Popov <nikita.ppv@gmail.com>, Christian Stoller <stoller@leonex.de>, 
	"internals@lists.php.net" <internals@lists.php.net>
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Subject: Re: [PHP-DEV] New syntax for multidimensional array loop with foreach
From: pierre@pcservice.co.za (Pierre du Plessis)

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On Thu, Jun 27, 2013 at 6:14 PM, Johannes Schl=FCter
<johannes@schlueters.de>wrote:

> On Thu, 2013-06-27 at 16:58 +0200, Nikita Popov wrote:
> > On Thu, Jun 27, 2013 at 4:10 PM, Christian Stoller <stoller@leonex.de
> >wrote:
> >
> > > The new syntax could make it shorter and faster to write... but maybe
> it's
> > > a bit too confusing?
> > >
> > > $count =3D 0;
> > > foreach ($array as $key =3D> $innerArray as $innerKey =3D> $value) {
> > >     $count +=3D $value;
> > >     // and do something with $key and $innerKey
> > > }
> > >
>

With the addition of array_column in php 5.5, this can be done in a much
cleaner way:

$array =3D array(
    array('value' =3D> 1),
    array('value' =3D> 2),
    array('value' =3D> 3),
);

$count =3D 0;

foreach(array_column($array, 'value') as $value) {
 $count +=3D $value;
}

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