IsYesterday

IsYesterday 添加 .isYesterday() API 来指示 Day.js 对象是否是昨天。

¥IsYesterday adds .isYesterday() API to indicates whether the Day.js object is yesterday or not.

var isYesterday = require("dayjs/plugin/isYesterday");
// import isYesterday from 'dayjs/plugin/isYesterday' // ES 2015

dayjs.extend(isYesterday);

dayjs().add(-1, "day").isYesterday(); // true
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