Tag: constants

Is there a fancy and short solution for using the null coalescing operator with constants in PHP?

conditional-operator constants null-coalescing-operator php

Since PHP 8 the constant() function throws an error instead of returning null and generating an E_WARNING when the given constant is not defined, and therefore I can’t use the following code to set a variable anymore: My obvious quick solution for this is changing that line to: It honestly bothers me a little because I like how the first

How to get class from a constant array?

arrays constants php

I have about twenty different classes that are segregated in an assoc array similar to this: But now I want to do the array constant. I can make it using const VAL = array(); just fine. The problem lies in making new objects using those classes fails with Parse error: syntax error, unexpected ‘[‘, expecting ‘)’ error. I figured that

How to ensure, that column names are equal in laravel?

constants database laravel php

I am currently working on a laravel php project. In this case, a table containing countries should be created. There are three fields within the table: a short country code column called country_code and the name of the country in german and english language in the columns country_name_de and country_code_en. This results in the following model class: Further, there is

php-ffi: Return type const char* is a string

c# char constants php php-ffi

Why is the result of const char * a string and char * an object „byte-array“? A simple example: returns Removing const from the definition returns: Background A function of a dynamically linked external C library returns binary data which include NULL-bytes. When const is in the definition of the header file the resulting string is not complete = shortened

PHP7 const defined within a require (external file) within a conditional (if) is working – why?

constants if-statement include php require

While debugging a large body of code, I came across the following that was completely unrelated to my debugging. I did spend an inordinate amount of time Google searching for a plausible explanation: The declaration of a const, within a function, within a conditional (if), within a require of an external file included. NOTE: this was NOT defined as part

How define some PHP constant in the Symfony configuration?

configuration constants php symfony yaml

this is my first post, so i will try to be clear So i need to define some constants in the Symfony configuration (in a .yaml file, i guess) I know i could define them throw public const MY_CONST but …

Const access from outside a class contained in string

constants php

With this code: I want to access to the constants inside the …

Declare an object in PHP using constant to hold class name (like you can do with variables)?

class constants object php

This question about syntax/syntax capabilities in PHP. Take for example, using variables to store class names when declaring objects: $className= ‘myClass’; $obj = new $className; I was wondering …

What is the best practice for adding constants in laravel? (Long List)

constants laravel laravel-5 laravel-5.3 php

I am rather new to laravel. I have a basic question, What is the best way to add constants in laravel. I know the .env method that we use to add the constants. Also I have made one constants file to use them for my project. For example: And so on. It can reach upto 100 or more records. So

Alternative for define array php

arrays constants global php scalar

I’m looking for an alternative for define(‘name’, array) as using an array in define gives me this error: Constants may only evaluate to scalar values in … The array I’m mentioning contains strings only. Answer From php.net… The value of the constant; only scalar and null values are allowed. Scalar values are integer, float, string or boolean values. It is