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Re: ArrayAccess interface, Traversable interface and foreach [message #185990 is a reply to message #185989]

Sat, 24 May 2014 11:09

Jerry Stuckle
Messages: 2598
Registered: September 2010

Karma:

Senior Member

On 5/24/2014 6:05 AM, Christoph Michael Becker wrote:
> kurtk(at)pobox(dot)com wrote:
>
>> The documentation for ArrayAccess (at
>> http://www.php.net/manual/en/class.arrayaccess.php) doesn't show it
>> implementing Traversable. Nevertheless, you can still use any class
>> you write that implements ArrayAccess in a foreach loop.
>>
>> This seems like an oversight in the documentation--unless I am
>> missing something?
>
> You can use any object (whether it is an instance of a class that
> implements Traversable or not) in a foreach loop, see
> <http://www.php.net/manual/en/control-structures.foreach.php>.
>

But that is an entirely different access to what Kurt is talking about.

Kurt is discussing how to transverse an array within an object; your
page discusses how to transverse public data members in an object. But
good OO practices says all data members should be private.

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Jerry Stuckle
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[Message index]

		ArrayAccess interface, Traversable interface and foreach By: kurtk(at)pobox(dot)com on Fri, 23 May 2014 18:22
		Re: ArrayAccess interface, Traversable interface and foreach By: Jerry Stuckle on Fri, 23 May 2014 20:35
		Re: ArrayAccess interface, Traversable interface and foreach By: Christoph Michael Bec on Sat, 24 May 2014 10:05
		Re: ArrayAccess interface, Traversable interface and foreach By: Jerry Stuckle on Sat, 24 May 2014 11:09
		Re: ArrayAccess interface, Traversable interface and foreach By: Christoph Michael Bec on Sat, 24 May 2014 12:37
		Re: ArrayAccess interface, Traversable interface and foreach By: Adam Harvey on Tue, 27 May 2014 18:59
		Re: ArrayAccess interface, Traversable interface and foreach By: kurtk(at)pobox(dot)com on Mon, 02 June 2014 14:15

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