dist/vue-charts.common.js
function buildDataTable() {
      var self = this;

      var dataTable = new google.visualization.DataTable();

      _.each(self.columns, function (value) {
        dataTable.addColumn(value);
      });

      if (!_.isEmpty(self.rows)) {
        dataTable.addRows(self.rows);
      }

      return dataTable;
    }
function buildDataTable() {
      var self = this;

      var dataTable = new google.visualization.DataTable();

      _.each(self.columns, function (value) {
        dataTable.addColumn(value);
      });

      if (!_.isEmpty(self.rows)) {
        dataTable.addRows(self.rows);
      }

      return dataTable;
    }
function buildDataTable ( ) { var self = this ; var dataTable = new google . visualization . DataTable ( ) ; _ . each ( self . columns , function ( value ) { dataTable . addColumn ( value ) ; } ) ; if ( ! _ . isEmpty ( self . rows ) ) { dataTable . addRows ( self . rows ) ; } return dataTable ; }
Initialize the datatable and add the initial data.

@link https://developers.google.com/chart/interactive/docs/reference#DataTable
@return object
Initialize the datatable and add the initial data .