ajax post上传数据时,前端出现的跨域权限问题:ccess to XMLHttpRequest at ‘’rom origin 'null' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: It does not have HTTP ok st

本人前端使用多个框架时,jq  ajax传参出现如下报错:

最后发现,可能是xhr的相关默认参数被修改了。顾使用jq 传参时,一直报错,jq  ajax额外添加的关键参数:

  crossDomain: true

ajax post传参完整如下:

 $.ajax({
        url: IPName + '/api/index/appointment',
        type: 'post',
        dataType: "json",
        data: {
          mobile: psi_mobile
        },
        crossDomain: true,
        async: "false",
        success: function (info) {
        
        }
      })

顺利解当前问题,

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原文地址:https://www.cnblogs.com/autoXingJY/p/11419860.html