typescript object key enum
// Since 2018, there is an easier way in Typescript,
//without using keyof typeof:
let layer: { [key in MyEnum]: any}
// To not have to include all keys:
let layer: { [key in MyEnum]?: antypescript object key enum
// Since 2018, there is an easier way in Typescript,
//without using keyof typeof:
let layer: { [key in MyEnum]: any}
// To not have to include all keys:
let layer: { [key in MyEnum]?: antypescript enum
enum Sides {LEFT, RIGHT};
Sides.LEFT; // 0
Sides.RIGHT; // 1
const typeFromEnum: Sides.LEFT = Sides.LEFT; // Enums become types!
console.log(Sides); // { '0': 'LEFT', '1': 'RIGHT', LEFT: 0, RIGHT: 1 }
type leftOrRight = keyof typeof Sides; // 'LEFT' | 'RIGHT'
let sideName: string = Sides[0]; // 'LEFT' reverse mapping
enum EnumWithString {
X = "XX",
Y = "YY",
};
console.log(EnumWithString); // { X: 'XX', Y: 'YY' } no reverse mappingCopyright © 2021 Codeinu
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