# Week Year

URL: https://caijiao.org/dayjs/get-set/week-year
Source: docs/dayjs/get-set/week-year.md
Description: 获取基于当前语言配置的按周计算的年份。这依赖 WeekYear 插件，才能正常运行

获取基于当前语言配置的按周计算的年份。


```javascript
dayjs.extend(weekYear);
dayjs.extend(weekOfYear);

dayjs().weekYear();
```