Push method for javascript array

JavaScript Array pop() Method
var actors = ["Rajini", "Kamal", "Ajith", "Vijay"];
actors.push("Surya");
The result of fruits will be:
Rajini,Kamal,Ajith,Vijay,Surya

To remove array Last index value Javascript

JavaScript Array pop() Method
var actors = ["Rajini", "Kamal", "Ajith", "Vijay"];
actors.pop();
The result of fruits will be:
Rajini,Kamal,Ajith