join
Joins all items of an ObservableArray
into a string. An equivalent of Array.prototype.join.
Parameters
separator String
Specifies the string to separate each item of the array. If omitted, the array items are separated with a comma (,
).
Example
<script>
var array = new kendo.data.ObservableArray([1, 2, 3]);
/* The result can be observed in the DevTools(F12) console of the browser. */
console.log(array.join("-")); // outputs "1-2-3"
</script>