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@ 2022-01-09T21:24:25Z

<?php

enum Fruit {
    case APPLE;
    case ORANGE;
    case BANANA;
}


function getEnumValue($value, $enumClass) {
    $cases = $enumClass::cases();
    $index = array_search($value, array_column($cases, "name"));
    if ($index !== false) {
        return $cases[$index];
    }
    
    return null;
}


// Sample data
foreach (["APPLE", "PEAR", "ORANGE", "LEMON", "BANANA", "STRAWBERRY"] as $userInput) {
    $fruit = getEnumValue($userInput, Fruit::class);
    if ($fruit !== null) {
        eatFruit($fruit);
    } else {
        echo $userInput . " is not a valid Fruit\n";
    }
}

function eatFruit(Fruit $fruit): void {
    if ($fruit === Fruit::APPLE) {
        echo "An apple a day keeps the doctor away\n";
    } elseif ($fruit === Fruit::ORANGE) {
        echo "When life gives you oranges, make orange juice\n";
    } elseif ($fruit === Fruit::BANANA) {
        echo "Banana for scale\n";
    }
}

Output for git.master_jit, git.master, rfc.property-hooks: An apple a day keeps the doctor away PEAR is not a valid Fruit When life gives you oranges, make orange juice LEMON is not a valid Fruit Banana for scale STRAWBERRY is not a valid Fruit

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Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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