Constructor in TypeScript Part-7

In our previous post we have overview about Class & object in Type Script.Today we will learn about Constructor.

Constructor:

Constructor is one kind of special method. It is called when create object of class by default.

Example:

Bellow is the following code of Employee class

Call Employee class:Untitled

Fig: Create Object

Let get code explain:

Above code we see that there is a constructor which have two parameter.Once is firstName and other once is lastName. Both parameters are assigned FirstName and LastName which are attributes of Employee class.

Created Object of Employee class:

Note:

  • Multiple constructor implementations are not allowed.
  • If constructor is in class with parameter then without pass argument,Object create impossible.

Hope this will be helpful 🙂

 

 

Leave a Reply

Your email address will not be published. Required fields are marked *