<script>
var dataSource= new kendo.data.DataSource({
  data: [
    { name: "Jane Doe", age: 30 },
    { name: "John Doe", age: 33 }
  ],
  aggregate: [
    { field: "age", aggregate: "min" },
    { field: "age", aggregate: "max" }
  ]
});
dataSource.read();
var ageAggregates = dataSource.aggregates().age;
/* The result can be observed in the DevTools(F12) console of the browser. */
console.log(ageAggregates.min); // displays "30"
/* The result can be observed in the DevTools(F12) console of the browser. */
console.log(ageAggregates.max); // displays "33"
</script>