How to validate a date is in the format yyyy-MM-dd using kendo validator?

Question

I have a kendo date picker that is constructed as follows:

$(\"#date\").kendoDatePicker({
    format: \"yyyy-MM-dd\",
    footer: \" \",
    parseFormats: [\         


        

Answer 1

If you want to validate a date you need to define a rule (no built-in rule).

Try defining:

$("#date").kendoValidator({
    rules: {
        date: function (input) {
            var d = kendo.parseDate(input.val(), "yyyy-MM-dd");
            return d instanceof Date;
        }
    }
});

NOTE: Remember that KendoUI first uses parseFormats option for parsing the date, then converts it to the format option and finally run validations. That's why I use in validation yyyy-MM-dd and not ["MM/dd/yyyy", "dd/MM/yyyy"].