报错:has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. 环境:thinkphp6 +nginx 本日和VUE配合调用接口的时间发现跨域报错。 参考 按照官网给出的例子,在中心件设置允许跨域 [code]<?php // 中心件设置 use think\middleware\AllowCrossDomain; return [ AllowCrossDomain::class ]; [/code]前端哀求偶尔还是会出现了跨域哀求提示 [code]Access to XMLHttpRequest at from origin has been blocked by CORS policy: Request header field x-token is not allowed by Access-Control-Allow-Headers in preflight response.[/code]php在批量导入excel数据更新时偶尔会出现这个问题,出现时间不定,中心件都设置了跨域还是不可。 新建一个自定义的跨域中心件 [code]<?php namespace app\middleware; use think\middleware\AllowCrossDomain; class AllowCrossDomainMiddleware extends AllowCrossDomain { // 参加自定义哀求头参数 X-Token protected $header = [ 'Access-Control-Allow-Credentials' => 'true', 'Access-Control-Max-Age' => 1800, 'Access-Control-Allow-Methods' => 'GET, POST, PATCH, PUT, DELETE, OPTIONS', 'Access-Control-Allow-Headers' => 'Authorization, Content-Type, If-Match, If-Modified-Since, If-None-Match, If-Unmodified-Since, X-CSRF-TOKEN, X-Requested-With, X-Token', ]; }[/code]重新设置中心件 [code]<?php // 中心件设置 use think\middleware\AllowCrossDomain; use app\middleware\AllowCrossDomainMiddleware; return [ // 不利用默认的跨域中心件 // AllowCrossDomain::class // 利用自定义跨域中心件 AllowCrossDomainMiddleware::class ]; [/code]中心件,入口文件、路由都折腾了好几遍不可。 末了解决办法: 可以在入口文件添加以下代码,单独处理options哀求 public/index.php [code]// 添加允许跨域哀求头 header("'Access-Control-Allow-Credentials: true"); header("Access-Control-Allow-Origin: *"); header("Access-Control-Allow-Headers: Authorization, Content-Type, If-Match, If-Modified-Since, If-None-Match, If-Unmodified-Since, X-CSRF-TOKEN, X-Requested-With, X-Token"); header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS, PATCH'); // 处理 OPTIONS 哀求 if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') { exit; }[/code]以上就是THINKPHP跨域报错的解决方案的详细内容,更多关于THINKPHP跨域报错的资料请关注脚本之家其它相关文章! 来源:https://www.jb51.net/program/317070z64.htm 免责声明:如果侵犯了您的权益,请联系站长,我们会及时删除侵权内容,谢谢合作! |
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