WeihanLi.Extensions.Localization.Json

services.AddJsonLocalization(options =>
    {
        options.ResourcesPath = Configuration.GetAppSetting("ResourcesPath");
        options.ResourcesPathType = ResourcesPathType.TypeBased; // 默认方式和微软找资源的方式类似
        // options.ResourcesPathType = ResourcesPathType.CultureBased; // 在对应的 culture 子目录下寻找资源文件，可以参考后面的示例
    });

app.UseRequestLocalization();

<ItemGroup>
<Content Update="Resources\**\*.json">
    <CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Content>
</ItemGroup>

public class ValuesController : Controller
{
    private readonly IStringLocalizer<ValuesController> _localizer;

    public ValuesController(IStringLocalizer<ValuesController> localizer)
    {
        _localizer = localizer;
    }

    // GET: api/<controller>
    [HttpGet]
    public string Get()
    {
        return _localizer["Culture"];
    }
}

@using Microsoft.AspNetCore.Mvc.Localization
@using Microsoft.Extensions.Localization
@using WeihanLi.Extensions.Localization.Json.Sample.Controllers
@inject IHtmlLocalizer<HomeController> HtmlLocalizer
@inject IStringLocalizer<HomeController> StringLocalizer
@inject IViewLocalizer ViewLocalizer
@{
    ViewData["Title"] = "Index";
}

<h2>Index</h2>

<div>string: @StringLocalizer["Hello"]</div>

<div>html: @HtmlLocalizer["Hello"]</div>

<div>view: @ViewLocalizer["Hello"]</div>

{
  "Culture": "中文"
}