springboot后端开启跨域,注意:前端开启请求携带会话Id时不允许配置*
配置类 extends WebMvcConfigurationSupport
@Override
public void addCorsMappings(CorsRegistry registry)
{
registry.addMapping("/**").allowedOrigins("*").allowedMethods("GET", "POST", "DELETE", "PUT").maxAge(3600);
} |