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Re: error message I don understand [message #174901 is a reply to message #174898] Sun, 17 July 2011 13:01 Go to previous messageGo to previous message
Jerry Stuckle is currently offline  Jerry Stuckle
Messages: 2598
Registered: September 2010
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Senior Member
On 7/17/2011 5:20 AM, The Natural Philosopher wrote:
> 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);
>>
>
> fair point, if pedantic.
>
>
>> You would be well-advised to post under your real name, as it is
>> customary in Usenet.
>>
>
> And have the Stuckle stalk you in real life?
>
> I think not.
>

LOL, are you hearing little voices in your head again?

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==================
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Jerry Stuckle
JDS Computer Training Corp.
jstucklex(at)attglobal(dot)net
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