关于spring”通配符的匹配很全面, 但无法找到元素 'context:component-scan' 的声明“的错误

schemaLocation添加 http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd       引用地址： https://blog.csdn.net/Eacter/article/details/44624505?depth_1-utm_source=distribute.pc_relevant.none-task&utm_source=distribute.pc_relevant.none-task