一。标签
@PathVariable：获取url中的参数 例如：http://localhost:8090/girl/say/1
@RequestMapping(value="/say/{id}", method=RequestMethod.GET)
public String say(@PathVariable(value = "id") Integer id) {
return "id:"+id;
}
@RequestParam: 获取http://localhost:8090/girl/say?id=1
@Value : 读取application.yml中的配置项
@ConfigurationProperties：从application.yml中的配置项封装到类
@Component @ConfigurationProperties(prefix = "girl") public class Girl { private String cupSize; private String age; public String getCupSize() { return cupSize; } public void setCupSize(String cupSize) { this.cupSize = cupSize; } public String getAge() { return age; } public void setAge(String age) { this.age = age; } }
girl:
cupSize: F
age: 20
原文：https://www.cnblogs.com/t96fxi/p/12390969.html