120 lines
2.8 KiB
JavaScript
120 lines
2.8 KiB
JavaScript
/**
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* 格式化日期
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* @param time 日期
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* @param format 格式默认 yyyy-MM-dd HH:mm:ss
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*/
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export function dateFormat(time, format) {
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if (!time) {
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return ''
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}
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if (!format) {
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format = 'yyyy-MM-dd HH:mm:ss'
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}
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if (typeof time === 'string') {
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time = time.replace(/-/g, '/')
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}
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if (/^\d+$/.test(time)) {
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time = Number(time)
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}
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const date = new Date(time)
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var tf = function(i) {
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return (i < 10 ? '0' : '') + i
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}
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return format.replace(/yyyy|MM|dd|HH|mm|ss/g, function(a) {
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switch (a) {
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case 'yyyy':
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return tf(date.getFullYear())
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case 'MM':
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return tf(date.getMonth() + 1)
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case 'mm':
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return tf(date.getMinutes())
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case 'dd':
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return tf(date.getDate())
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case 'HH':
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return tf(date.getHours())
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case 'ss':
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return tf(date.getSeconds())
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}
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})
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}
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export function parseTime(time, cFormat) {
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if (arguments.length === 0) {
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return null
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}
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if ((time + '').length === 10) {
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time = +time * 1000
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}
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const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
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let date
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if (typeof time === 'object') {
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date = time
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} else {
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date = new Date(parseInt(time))
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}
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const formatObj = {
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y: date.getFullYear(),
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m: date.getMonth() + 1,
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d: date.getDate(),
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h: date.getHours(),
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i: date.getMinutes(),
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s: date.getSeconds(),
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a: date.getDay()
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}
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const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
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let value = formatObj[key]
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if (key === 'a') return ['一', '二', '三', '四', '五', '六', '日'][value - 1]
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if (result.length > 0 && value < 10) {
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value = '0' + value
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}
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return value || 0
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})
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return time_str
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}
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export function formatTime(time, option) {
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if (typeof time === 'string') {
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time = time.replace(/-/g, '/')
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}
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const d = new Date(time)
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const now = Date.now()
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const diff = (now - d) / 1000
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if (diff < 30) {
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return '刚刚'
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} else if (diff < 3600) { // less 1 hour
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return Math.ceil(diff / 60) + '分钟前'
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} else if (diff < 3600 * 24) {
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return Math.ceil(diff / 3600) + '小时前'
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} else if (diff < 3600 * 24 * 2) {
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return '1天前'
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}
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if (option) {
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return parseTime(time, option)
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} else {
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return d.getMonth() + 1 + '月' + d.getDate() + '日' + d.getHours() + '时' + d.getMinutes() + '分'
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}
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}
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/* 数字 格式化 */
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export function nFormatter(num, digits) {
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const si = [
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{ value: 1E18, symbol: 'E' },
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{ value: 1E15, symbol: 'P' },
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{ value: 1E12, symbol: 'T' },
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{ value: 1E9, symbol: 'G' },
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{ value: 1E6, symbol: 'M' },
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{ value: 1E3, symbol: 'k' }
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]
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for (let i = 0; i < si.length; i++) {
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if (num >= si[i].value) {
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return (num / si[i].value + 0.1).toFixed(digits).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol
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}
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}
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return num.toString()
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}
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