如图添加模板
模板代码
```
/**
* @Author: aaa
* @ProjectName: ${PROJECT_NAME}
* @Package: ${PACKAGE_NAME}
* @ClassName: ${NAME}
* @Description: @todo
* @CreateDate: ${DATE} ${TIME}
* @Version: 1.0
*/
```
字段说明：
@Author: 作者
@ProjectName: 包名
@Package: 包路径
@ClassName: class的名称
@Description: 描述你的class做什么事情的
@CreateDate: 创建时间
@Version: 版本
根据模板生成注释
[ live templates 预设变量官网](https://www.jetbrains.com/help/idea/template-variables.html#)
常用变量：
```
${PACKAGE_NAME} - the name of the target package where the new class or interface will be created.
${PROJECT_NAME} - the name of the current project.
${FILE_NAME} - the name of the PHP file that will be created.
${NAME} - the name of the new file which you specify in the New File dialog box during the file creation.
${USER} - the login name of the current user.
${DATE} - the current system date.
${TIME} - the current system time.
${YEAR} - the current year.
${MONTH} - the current month.
${DAY} - the current day of the month.
${HOUR} - the current hour.
${MINUTE} - the current minute.
${PRODUCT_NAME} - the name of the IDE in which the file will be created.
${MONTH_NAME_SHORT} - the first 3 letters of the month name. Example: Jan, Feb, etc.
${MONTH_NAME_FULL} - full name of a month. Example: January, February, etc.
```
idea添加模板注释
