Online PHP editor | rfc for uNvjU

@ 2024-10-06T20:30:20Z

<?php

enum ProductCategories: string
{
    case A = 'A';
    case B = 'B';
    case C = 'C';
    case D = 'D';
}

interface ProductCategoryProviderInterface 
{
		public function getLocalCategoryId(ProductCategories $category): ?string;
}

class A implements ProductCategoryProviderInterface
{
    public function getLocalCategoryId(ProductCategories $category): ?string
    {
		return match ($category) {
    	    ProductCategories::A => '1',
    		ProductCategories::B => '2',
    		default => null,
        };
    }
}

class B implements ProductCategoryProviderInterface
{
    public function getLocalCategoryId(ProductCategories $category): ?string
    {
		return match ($category) {
    	    ProductCategories::A => 'cat_a',
    		ProductCategories::B => 'cat_B',
    		default => null,
        };
    }
}

echo (new A())->getLocalCategoryId(ProductCategories::A) . "\n"; // 1
echo (new B())->getLocalCategoryId(ProductCategories::A) . "\n"; // cat_a

echo (new A())->getLocalCategoryId(ProductCategories::B) . "\n"; // 2
echo (new B())->getLocalCategoryId(ProductCategories::B) . "\n"; // cat_b

echo (new A())->getLocalCategoryId(ProductCategories::C) . "\n"; // null

Output for git.master, git.master_jit: 1 cat_a 2 cat_B

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2022-12-01 RFC: Property hooks - included in PHP 8.4
2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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