javascript - vue 2.0 uses vue+webpack+vue-resource to build an environment. When running this.$http.post() locally, does it report an error?
天蓬老师
天蓬老师 2017-07-03 11:41:26
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In vue 2.0, in the environment built with vue webpack vue-resource, when running this.$http.post() locally... does it report an error?

天蓬老师
天蓬老师

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reply all(2)
某草草

You are reporting a cross-domain error. Please check if there is any problem with the interface first!

巴扎黑

It’s cross-domain, big brother.

  • Solution 1: Backend engineers are required to cooperate in setting Access-Control-Allow-Origin to *

一定要设置 {emulateJSON: true},不然跨域不成功. 
如果Web服务器无法处理编码为application/json的请求,你可以启用emulateJSON选项。启用该选项后,请求会以application/x-www-form-urlencoded作为MIME type,就像普通的HTML表单一样
  • Solution 2: this.$http.jsonp('...', { credentials: true }) Use JSONP

Off topic: It is recommended to use axios vue-resource to officially stop maintenance in the future. It is almost the same in use

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