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Re: error message I don understand [message #174929 is a reply to message #174897] Mon, 18 July 2011 16:07 Go to previous messageGo to previous message
liebling.kreuzberg@gm is currently offline  liebling.kreuzberg@gm
Messages: 10
Registered: July 2011
Karma:
Junior Member
Thomas 'PointedEars' Lahn wrote:

> liebling(dot)kreuzberg(at)gmail(dot)com wrote:
>
>> Denis McMahon wrote:
>>> Consider:
>>>
>>> <?php
>>>
>>> function x()
>>> {
>>> return 5;
>>> }
>>>
>>> x() = 1;
>>>
>>> ?>
>>>
>>> although x() gives the value 5, it is not a variable that can be set, and
>>> so you can not assign (or write) a value (such as 1) to it.
>>>
>>> The php error message is saying that you can't assign (or write) a value
>>> to a function call, or in other words, the return value of a function
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>> call is read_only data.
> ^^^^^^^^^^^^^^^^^^^^^^^
>> Thanks Dennis.
>>
>> Good addition to the explanation of Billy.
>
> In the end an oversimplified, wrong explanation. It is a syntactical
> requirement, not a functional one:
>
> function x()
> {
> return array(23);
> }
>
> $a = x();
>
> $a[0] = 42;
>
> /*
> * Array
> * (
> * [0] => 42
> * )
> */
> print_r($a);
>
> You would be well-advised to post under your real name, as it is customary
> in Usenet.
>
>
> PointedEars

Please leave the name I use to post with my responsibility.

I use a nickname and a REAL address as you can test.

Ohhh, what was your name? PointedEars? Ahhh, got it.

BR, Schimanski.
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