# Minimal Weekday Abbreviations

URL: https://caijiao.org/dayjs/customization/weekday-min
Source: docs/dayjs/customization/weekday-min.md
Description: 使用Day.js的updateLocale方法配置英文星期缩写，将缩写设置为两个字母的形式。

`Locale#weekdayMin` 是一个包含星期缩写(两个字母) 的数组。



```javascript
dayjs.extend(updateLocale);

dayjs.updateLocale("en", {
  weekdaysMin: ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa"],
});
```