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IsNew

methods

Checks if the Model is new or not. The id field is used to determine if a model instance is new or existing. If the value of the specified field is equal to the default value that is specified through the fields configuration, the model is considered new.

isNew

Returns:Boolean

—Returns true if the field is editable. Otherwise, returns false.

<script>
var Product = kendo.data.Model.define({
    id: "productId",
    fields: {
        productId: {
            editable: false
        }
    }
});
var productOne = new Product();
/* The result can be observed in the DevTools(F12) console of the browser. */
console.log(productOne.isNew()); // outputs "true"
var productTwo = new Product({ productId: 1 });
/* The result can be observed in the DevTools(F12) console of the browser. */
console.log(productTwo.isNew()); // outputs "false" because productId is set to 1
</script>