Array is used to store multiple values in a single variable.Array can hold more than one value at time.

Create Array in java:

var name=new Array();
name<0>="Sasi";
name<1>="kalai";
name<2>="kannan";
name<3>="Iyappan";
name<4>="Gopal";


Array Object Length Property:

The length property of an array represents the actual number of elements in the array.the first array element's index is zero, length will always be one more than the last element number.

For above example:

document.write(name.length);

OUTPUT: 5