currently using the dropdowList waterfall. My problem lies in preloading the
dropdowList thread. I want to pre-fill the country and the city when the page
loads according to the values of my database. for example, Senegal as a
country and Dakar as a city.
POPrince Oliver Syncfusion Team April 2, 2019 03:48 AM
Thank you for contacting us.
To pre-fill the country and the city when the page loads, we suggest you use the value property in the control and assign the pre-fill data in that property to select it. We have attached an example for demonstrating your scenario. Please find the sample at the following link