razor pages get base url code example
Example 1: mvc get base url
Request.Url.GetLeftPart(UriPartial.Authority) + Url.Content("~")
Example 2: asp.net core get root url in view
FOR ASP.NET CORE:
public WhateverController(IHttpContextAccessor context) //In the constructor
{
var request = context.HttpContext.Request;
var _baseURL = $"{request.Scheme}://{request.Host}"; // http://localhost:5000
}