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- export function timeFix () {
- const time = new Date()
- const hour = time.getHours()
- return hour < 9 ? '早上好' : hour <= 11 ? '上午好' : hour <= 13 ? '中午好' : hour < 20 ? '下午好' : '晚上好'
- }
- export function welcome () {
- const arr = ['休息一会儿吧', '准备吃什么呢?', '要不要打一把 DOTA', '我猜你可能累了']
- const index = Math.floor(Math.random() * arr.length)
- return arr[index]
- }
- /**
- * 触发 window.resize
- */
- export function triggerWindowResizeEvent () {
- const event = document.createEvent('HTMLEvents')
- event.initEvent('resize', true, true)
- event.eventType = 'message'
- window.dispatchEvent(event)
- }
- export function handleScrollHeader (callback) {
- let timer = 0
- let beforeScrollTop = window.pageYOffset
- callback = callback || function () {}
- window.addEventListener(
- 'scroll',
- event => {
- clearTimeout(timer)
- timer = setTimeout(() => {
- let direction = 'up'
- const afterScrollTop = window.pageYOffset
- const delta = afterScrollTop - beforeScrollTop
- if (delta === 0) {
- return false
- }
- direction = delta > 0 ? 'down' : 'up'
- callback(direction)
- beforeScrollTop = afterScrollTop
- }, 50)
- },
- false
- )
- }
- /**
- * Remove loading animate
- * @param id parent element id or class
- * @param timeout
- */
- export function removeLoadingAnimate (id = '', timeout = 1500) {
- if (id === '') {
- return
- }
- setTimeout(() => {
- document.body.removeChild(document.getElementById(id))
- }, timeout)
- }
- /**
- * @param {String|Number} value 要验证的字符串或数值
- * @param {*} validList 用来验证的列表
- */
- export function oneOf (value, validList) {
- for (let i = 0; i < validList.length; i++) {
- if (value === validList[i]) {
- return true
- }
- }
- return false
- }
- /**
- * @param {Function} fn 防抖函数
- * @param {Number} delay 延迟时间
- */
- export function debounce(fn, delay) {
- var timer;
- return function () {
- var context = this;
- var args = arguments;
- clearTimeout(timer);
- timer = setTimeout(function () {
- fn.apply(context, args);
- }, delay);
- };
- }
- /**
- * @param {date} time 需要转换的时间
- * @param {String} fmt 需要转换的格式 如 yyyy-MM-dd、yyyy-MM-dd HH:mm:ss
- */
- export function formatTime(time, fmt) {
- if (!time) return '';
- else {
- const date = new Date(time);
- const o = {
- 'M+': date.getMonth() + 1,
- 'd+': date.getDate(),
- 'H+': date.getHours(),
- 'm+': date.getMinutes(),
- 's+': date.getSeconds(),
- 'q+': Math.floor((date.getMonth() + 3) / 3),
- S: date.getMilliseconds(),
- };
- if (/(y+)/.test(fmt))
- fmt = fmt.replace(
- RegExp.$1,
- (date.getFullYear() + '').substr(4 - RegExp.$1.length)
- );
- for (const k in o) {
- if (new RegExp('(' + k + ')').test(fmt)) {
- fmt = fmt.replace(
- RegExp.$1,
- RegExp.$1.length === 1
- ? o[k]
- : ('00' + o[k]).substr(('' + o[k]).length)
- );
- }
- }
- return fmt;
- }
- }
- // 千分位分隔符
- export function formatThousands (number) {
- if(!number){return 0}
- const numbers = number.toString().split('').reverse()
- const segs = []
- while (numbers.length) segs.push(numbers.splice(0, 3).join(''))
- return segs.join(',').split('').reverse().join('').replace(",.",".")
- }
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