默认情况下ajax请求是有同源策略,限制了不同域请求的响应. 例子:http://localhost:23160/HtmlPage.html 请求不同源API http://localhost:22852/api/values, What is "Same Origin"? Two URLs have the same origin if they have identical schemes, hosts, and ports. (RFC 6454) These two URLs h
WebApi中启用CORS跨域访问 1.安装 Nugget包Microsoft.AspNet.WebApi.Cors This package contains the components to enable Cross-Origin Resource Sharing (CORS) in ASP.NET Web API. 此包包含启用跨域资源共享的组件(CORS)在ASP.NET Web API. 目前版本是5.2.3 依赖项: Microsoft.AspNet.WebApi.Core (>=
CORS全称Cross-Origin Resource Sharing,中文全称跨域资源共享.它解决跨域问题的原理是通过向http的请求报文和响应报文里面加入相应的标识告诉浏览器它能访问哪些域名的请求 在WebApiCORS项目上面使用Nuget搜索“microsoft.aspnet.webapi.cors” 然后在App_Start文件夹下面的WebApiConfig.cs文件夹配置跨域 public static class WebApiConfig { public static void
nuget控制台敲入以下命令:Install-Package Microsoft.AspNet.WebApi.Cors –IncludePrerelease 打开WebApiConfig.cs添加如下红色标注行 public static void Register(HttpConfiguration config) { // Web API configuration and services var cors = new EnableCorsAttribute("*", "