push() and pop() methods used to add and remove the elements of the Array.
These mehtods operate on the end of the Array.
USING PUSH
var friends = ["Rekha", "chandra"]
friends.push("Sastry");
alert(friends);
OUTPUT:
========
Rekha,chandra,Sastry
It adds the value at the end of the array.
USING POP.
The pop() method removes the last element and returns the element that is removed.
var friends =["Rekha",chandra","Sastry"];
var res = friends.pop();
alert(res);
OUTPUT:
======
Sastry
NOTE:Now the length of the array is decremented by 1.
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