Author: Nathan

Building Cascading DropDownList in ASP.Net Using jQuery and JSON

Cascading DropDownList is a technique where we populate a child DropDownList based on the parent DropDownList selection. For example, when we select a state in States DropDownList, it will populate the City DropDownList based on the state selected for a personal information input form. In .Net world, we can achieve this by populating the child DropDownList from the SelectedIndex changed event of parent.

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