这是导致用 axios POST 跨域出错的主要原因。 根据CORS 的标准,当浏览器发送跨域请求时,如果请求不是GET或者特定POST(Content-Type只能是 application/x-www-form-urlencoded, multipart/form-data 或 text/plain的一种)时,强烈要求浏览器必须先以 OPTIONS 请求方式发送一个预请求(preflight request),从而获知服务器...
在vue项目中常常会使用axios进行后端交互,如果使用get一般没问题,但是使用post发送请求时会出现跨与报错。 Access to XMLHttpRequest at 'http://192.168.6.199/pushDD_request_tz.php' from origin 'your url' has been blocked by CORS policy: Request header field content-type is not allowed by Access-Con...
使用axios发送POST请求时,如果目标服务器没有正确配置跨域访问权限,浏览器会阻止请求并显示CORS(跨源资源共享)错误。错误信息通常类似于:“Access to XMLHttpRequest at '...' from origin '...' has been blocked by CORS policy”。 3. 介绍解决axios post请求跨域的方法一:后端设置CORS 后端设置CORS 是一种...
项目中,如果遇到axios跨域请求,这种错误: 1 Access to XMLHttpRequest at'http://x.x.x:3000/api/add'from origin'http://localhost:8080'has been blocked by CORS policy: Request header field content-type is not allowed by Access-Control-Allow-Headersinpreflight response. 解决方案: 跨域配置: 1 2...
跨域问题是在互联网开发中经常遇到的一个挑战。当一个网页试图从一个不同于它自身的域名请求数据时，...
当我们使用 axios 发送 POST 请求时,如果存在跨域问题,通常会在浏览器的开发者工具中看到类似以下的错误提示: Access to XMLHttpRequest at ' from origin ' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. ...
如何使用http在VUE中解决CORS问题? 、、、 我使用Sails + Vue创建了这个项目,我将在github上与其他人共享该项目。 allowCredentials: false, csrf: false 在前端(Vue)中,我扩展库axios,并创建http import axios有问题。但是我在postUser中使用axios,我对CORS没有问题。(r 浏览0提问于2020-05-18得票数 1 ...
{ 'Content-Type': 'application/json;charset=UTF-8', },});apiBase.post('login', { name: 'myuser', password: 'mypassword',});哪些日志:Access to XMLHttpRequest at 'https://example.com/v1/login' from origin 'http://example.com' has been blocked by CORS policy: Response to pre...
Access to XMLHttpRequest at 'http://localhost:8888/project/login' from origin 'http://localhost:8080' has been blocked by CORS policy: Request header field access-control-allow-origin is not allowed by Access-Control-Allow-Headers in preflight response. ...
在做项目时,用到axios,数据用post提交时,老是报错,错误提示为: 1Access to XMLHttpRequest at 'http://127.0.0.1:3000/api/add' from origin 'http://localhost:8080' has been blocked by CORS policy: Request header field content-type is not allowed by Access-Control-Allow-Headersinpreflight respons...