In object-oriented programming, a class constant is a constant defined within a class.
In object-oriented programming, a class constant is a constant defined within a class.
Questions tagged [class-constants]
97 questions
0
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1 answer
Class constant not accepted by php 5.4
I have a class constant
const DATE_REGEX = '@^(19|20)\d\d[- /.](0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])$@';
which I want to use in a static array as part of a string:
public static $rules = [
'startdate' => ['required','regex:' .…
Tom Macdonald
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2 answers
php get the value of a constant
I want to get the value of a constant "test" using "test1".
I have tried it but only getting "test1" value but not "test" value.
Pavan
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Swift init infinite loop with default constant value
I have UIViewController subclass. I have a constant that I wanted to lazy load. To do this I used a function to set it's default value. I have the two init methods in here because I was previously using them to set the value. Then I found that I…
Brian
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3 answers
Class constant final variable
This is my code. I need wordOfTheDay and answer to stay the same. I need a user to input an answer for "What is the word of the day" and "What is the answer to 3*8" and depending on their answer it will either be accepted as the correct answer or…
user4055424
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0 answers
Defining many constants
I have to declare about 300 constants and was wondering if there is any faster, better way than to write each one out individually.
const CHANNEL1 = "G";
const CHANNEL2 = "U";
const CHANNEL3 = "E";
…
Dave Gray
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1 answer
Access constant of a class member object doesn't work
if I try the following example (PHP 5.4) I get the following error:
Parse error: syntax error, unexpected '::' (T_PAAMAYIM_NEKUDOTAYIM), expecting ',' or ';'
class a {
public $p;
public function __construct() {
$this->p = new b;
…
the_tiger
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1 answer
Access a const?
Here's my var, it's a const:
const TWITTER_CACHE_REFRESH = 1440;
How can I access it in a method in the same class that I declare it? The class it's in has already been initialized by another class.
panthro
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Get Ancestor Class Name that Defines CONST in PHP?
I have a class hierarchy in PHP and in some of the parent classes I have defined a constant, let's assume that constant is called TYPE for my example.
I want to be able to pass in a valid value for TYPE that one of my classes may have defined and…
MikeSchinkel
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2 answers
Test classes with common behavior
I have to write some integration test classes in the Hybris Commerce Suite and most of them share a common behavior to set up the system (Site, Store, Catalog, Country, ...) or to perform some common action like create a customer.
I created an…
Vincenzo
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Zend framework Undefined class constant '' in Zend/Db/Select.php
There is a srange error in my Apache Log :
PHP Fatal error: Undefined class constant ''
This is on line 814 of de library (Zend framework 1.11) library/Zend/Db/Select.php
A look of the code :
if ($type == self::FROM) {
// append this from…
Etienne
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1 answer
How do I access constants from a external required file in PHP?
I have this class i making that works if I keep the constants in the class code, but i wanted to access them from an external file that the user can comment or uncomment out c constant value.
it works great this way but I do not want the users…
Phantom Coder
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1 answer
php concatenating string to classconstant in array assignment
following doesn't work:
self::t . 'hello');
}
var_dump(test::$y);
?>
can somebody tell me why that is? :)
it fails in the ... => self::t . 'hello')... part, where it, as seams,…
Mads Buch
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-1
votes
2 answers
How to initialize private static constant array of the same class C++
I need to make class B to work with graph of related objects of class A. An instance of B contains A by value, and links to linked B objects(array indexes). Array of B must to be private as OOP principles dictate. I have long generated…
TomatOgorodow
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- 3
-1
votes
1 answer
FieldInfo.GetRawConstantValue is not avaliable on UWP
I need to get a value of a constant inside my class.
GetField works fine.
But then myFieldInfo.GetRawConstantValue() normally works perfectly, but is not available on UWP.
Is there any way to achieve this on UWP?
Do-do-new
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