JS Enum
const daysEnum = Object.freeze({
monday: 0,
tuesday: 1,
wednesday: 2,
thursday: 3,
friday: 4,
saturday: 5,
sunday: 6
});
Grumpy Guanaco
const daysEnum = Object.freeze({
monday: 0,
tuesday: 1,
wednesday: 2,
thursday: 3,
friday: 4,
saturday: 5,
sunday: 6
});const seasons = {
SUMMER: {
BEGINNING: "summer.beginning",
ENDING: "summer.ending"
},
WINTER: "winter",
SPRING: "spring",
AUTUMN: "autumn"
};
let season = seasons.SUMMER.BEGINNING;
if (!season) {
throw new Error("Season is not defined");
}
switch (season) {
case seasons.SUMMER.BEGINNING:
// Do something for summer beginning
case seasons.SUMMER.ENDING:
// Do something for summer ending
case seasons.SUMMER:
// This will work if season = seasons.SUMMER
// Do something for summer (generic)
case seasons.WINTER:
//Do something for winter
case seasons.SPRING:
//Do something for spring
case seasons.AUTUMN:
//Do something for autumn
}const DaysEnum = {"monday":1, "tuesday":2, "wednesday":3, ...}
Object.freeze(DaysEnum)
const daysEnum = Object.freeze({
monday: Symbol(0),
tuesday: Symbol(1),
wednesday: Symbol(2),
thursday: Symbol(3),
friday: Symbol(4),
saturday: Symbol(5),
sunday: Symbol(6)
});