vue下跨域设置的相关介绍

dev: {  env: require('./dev.env'),  port: 8080,  autoOpenBrowser: false,  assetsSubDirectory: 'static',  assetsPublicPath: '/',  proxyTable: {    '/api': {      target: 'http://api.douban.com/v2',      changeOrigin: true,      pathRewrite: {        '^/api': ''      }    }  },  // CSS Sourcemaps off by default because relative paths are "buggy"  // with this option, according to the CSS-Loader README  // (https://github.com/webpack/css-loader#sourcemaps)  // In our experience, they generally work as expected,  // just be aware of this issue when enabling this option.  cssSourceMap: false}

Vue.prototype.HOST = '/api'

var url = this.HOST + '/movie/in_theaters'  this.$http.get(url).then(res => {   this.movieList = res.data.subjects;  },res => {   console.info('调用失败');  });