typescript singleton singleton design pattern typescript

The solution for “typescript singleton singleton design pattern typescript” can be found here. The following code will assist you in solving the problem.

class MyClass
{
private static _instance: MyClass;

private constructor()
{
//…
}

public static get Instance()
{
// Do you need arguments? Make it a regular static method instead.
return this._instance || (this._instance = new this());
}
}

const myClassInstance = MyClass.Instance;class Person {
private static instance: Person

private constructor() {}

public static getInstance(): Person {
if (!Person.instance) {
Person.instance = new Person()
}
return Person.instance
}

public name(name: string): string {
return name
}

public age(age: number): number {
return age
}

public hobby(hobby: string): string {
return hobby
}
}

const res: Person = Person.getInstance()

console.log(`My name is ${res.name(‘john doe’)} and My age is ${res.age(30)} and My hobby is ${res.hobby(‘programming’)}`)

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