typescript class interface
interface IPerson {
name: string
age: number
hobby?: string[]
}
class Person implements IPerson {
name: string
age: number
hobby?: string[]
constructor(name: string, age: number, hobby: string[]) {
this.name = name
this.age = age
this.hobby = hobby
}
}
const output = new Person('john doe', 23, ['swimming', 'traveling', 'badminton'])
console.log(output)typescript typeof interface property
interface I1 {
x: any;
}
interface I2 {
y: {
a: I1,
b: I1,
c: I1
}
z: any
}
let myVar: I2['y']; // indexed access typeCopyright © 2021 Codeinu
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