Insert Rows into Data Extension using SSJS

Insert Rows into Data Extension using SSJS.js

<script runat="server">
Platform.Load("Core","1.1.1");

try {

        var rowsArr =  [
            {EmailAddress:"mgold@example.com1",FirstName:"Mary",LastName:"Gold"},
            {EmailAddress:"apink@example.com1",FirstName:"Andrew",LastName:"Pink"},
            {EmailAddress:"jsmith@example.com1",FirstName:"John",LastName:"Smith"}
            ];

        var customerDE = DataExtension.Init("TEST_Customer_Data");
        var status = customerDE.Rows.Add(rowsArr);

        /* number of records added to the DE will be returned*/
        Write(Stringify(status));
}
catch (e) {
 Write(Stringify(e));
}
 </script>