日期时间星期实现多语言转化 React

【日期时间星期实现多语言转化】同时发现 d3.timeFormat("%Y-%m-%d")(new Date(toDate.getTime() - i * 24 * 3600 * 1000)); 在不需要语言切换的时候可以直接对中国标准时间进行转化，默认英文。

const WEEKDAYSABBR=[ { "en": "Sun", "zh": "星期日", }, { "en": "Mon", "zh": "星期一", }, { "en": "Tue", "zh": "星期二", }, { "en": "Wed", "zh": "星期三",}, { "en": "Thu", "zh": "星期四", }, { "en": "Fri", "zh": "星期五", }, { "en": "Sat", "zh": "星期六", }, ]; const MONTHS = [ { "en": "Jan", "zh": "一月", }, { "en": "Feb", "zh": "二月", }, { "en": "Mar", "zh": "三月", }, { "en": "Apr", "zh": "四月", }, { "en": "May", "zh": "五月", }, { "en": "Jun", "zh": "六月", }, { "en": "Jul", "zh": "七月", }, { "en": "Aug", "zh": "八月", }, { "en": "Sep", "zh": "九月", }, { "en": "Oct", "zh": "十月", }, { "en": "Nov", "zh": "十一月", }, { "en": "Dec", "zh": "十二月", } ]; var lang; !function () { lang = navigator.language || navigator.userLanguage; //常规浏览器语言和IE浏览器 lang = lang.substr(0, 2); //截取lang前2位字符 }(); //星期 logbook.getWeekdayAbbr = function (index, lang) { return WEEKDAYSABBR[index][lang]; }; // 月份 logbook.getMonthName = function (index, lang) { return MONTHS[index][lang]; }// 格式化日期 dayOfWeek logbook.formatLogDate = function (date, lang) { let dateWeeks=logbook.getWeekdayAbbr(date.getDay(), lang); return dateWeeks; //return `${logbook.getWeekday(date.getDay(), lang)}`; }// 格式化日期 month day logbook.formatLogMonth = function (date, lang) { return `${logbook.getMonthName(date.getMonth(), lang)}, ${date.getDate()}`; }