dotnet core 3 load parital view with ajax code example

Example 1: asp.net core 3.1 ajax partial view

public IActionResult GetPartial()
{
    List<string> countries = new List<string>();
    countries.Add("USA");
    countries.Add("UK");
    countries.Add("India");

    return PartialView("_CountriesPartial",countries);
}

Example 2: asp.net core 3.1 ajax partial view

<button type="button" id="button1">Load Partial View</button>

<div id="div1"></div>