1. Go to this page and download the library: Download geoffroy-aubry/enum library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
geoffroy-aubry / enum example snippets
class Month extends SplEnum {
const JANUARY = 1;
const FEBRUARY = 2;
}
class Fruit extends SplEnum {
const APPLE = 1;
const ORANGE = 2;
}
// you must create new instance before each use:
$jan = new Month(Month::JANUARY);
$jan2 = new Month(Month::JANUARY);
$apple = new Fruit(Fruit::APPLE);
var_dump($jan === $jan2); // false
var_dump($jan === Month::JANUARY); // false
var_dump($jan == Fruit::APPLE); // true
use GAubry\Enum\EnumAbstract;
class ColorEnum extends EnumAbstract {
public static $RED;
public static $GREEN;
public static $BLUE;
}
function f (ColorEnum $color) {
switch($color) {
case ColorEnum::RED():
…
}
…
}
f(ColorEnum::RED());
// One call per enumeration is necessary and sufficient,
// typically at the top of the program, during instantiation phase:
ColorEnum::buildInstances();
$color = ColorEnum::$RED;
var_dump((string)$color); // string(3) "RED"
var_dump(ColorEnum::$RED === ColorEnum::RED()); // true
function f (ColorEnum $color) {
switch($color) {
case ColorEnum::$RED:
…
}
…
}
f(ColorEnum::$RED);
class ColorEnum extends EnumAbstract {
public static $RED = 'red color';
…
}