Provisional headers are shown错误

使用chrome谷歌浏览器先后端接口调试的时候遇到了这个问题:
network前端

Provisional headers are shown

consoleweb

Cross-Origin Read Blocking (CORB) blocked cross-origin response http://xxx:180/test?id=1035 with MIME type application/json. See https://www.chromestatus.com/feature/5629709824032768 for more details.

若是使用其它浏览器或者postman等测试工具测试的话又能够调用。spring

错误缘由实际上是跨域的问题,后端须要设置容许跨域就能够了。chrome

个人项目是spring boot项目,配置跨域以下:json

@Configuration
public class CorsConfig {

    private CorsConfiguration buildConfig() {
        org.springframework.web.cors.CorsConfiguration corsConfiguration = new CorsConfiguration();
        corsConfiguration.addAllowedOrigin("http://127.0.0.1:800"); // 1这就是前端调用放的origin,能够在network中查看
        corsConfiguration.addAllowedHeader("*"); // 2容许任何头
        corsConfiguration.addAllowedMethod("*"); // 3容许任何方法(post、get等)
        return corsConfiguration;
    }

    @Bean
    public CorsFilter corsFilter() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**", buildConfig()); // 4
        return new CorsFilter(source);
    }
}
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