127 lines
2.7 KiB
JavaScript
127 lines
2.7 KiB
JavaScript
function formatTime(time) {
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if (typeof time !== 'number' || time < 0) {
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return time
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}
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var hour = parseInt(time / 3600)
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time = time % 3600
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var minute = parseInt(time / 60)
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time = time % 60
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var second = time
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return ([hour, minute, second]).map(function(n) {
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n = n.toString()
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return n[1] ? n : '0' + n
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}).join(':')
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}
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function formatLocation(longitude, latitude) {
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if (typeof longitude === 'string' && typeof latitude === 'string') {
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longitude = parseFloat(longitude)
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latitude = parseFloat(latitude)
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}
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longitude = longitude.toFixed(2)
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latitude = latitude.toFixed(2)
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return {
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longitude: longitude.toString().split('.'),
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latitude: latitude.toString().split('.')
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}
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}
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var dateUtils = {
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UNITS: {
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'年': 31557600000,
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'月': 2629800000,
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'天': 86400000,
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'小时': 3600000,
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'分钟': 60000,
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'秒': 1000
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},
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humanize: function(milliseconds) {
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var humanize = '';
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for (var key in this.UNITS) {
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if (milliseconds >= this.UNITS[key]) {
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humanize = Math.floor(milliseconds / this.UNITS[key]) + key + '前';
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break;
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}
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}
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return humanize || '刚刚';
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},
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format: function(dateStr) {
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var date = this.parse(dateStr)
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var diff = Date.now() - date.getTime();
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if (diff < this.UNITS['天']) {
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return this.humanize(diff);
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}
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var _format = function(number) {
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return (number < 10 ? ('0' + number) : number);
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};
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return date.getFullYear() + '/' + _format(date.getMonth() + 1) + '/' + _format(date.getDate()) + '-' +
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_format(date.getHours()) + ':' + _format(date.getMinutes());
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},
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parse: function(str) { //将"yyyy-mm-dd HH:MM:ss"格式的字符串，转化为一个Date对象
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var a = str.split(/[^0-9]/);
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return new Date(a[0], a[1] - 1, a[2], a[3], a[4], a[5]);
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}
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};
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/**
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* 判断 字符串 是否为空
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* @param e
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* @returns {boolean}
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*/
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function stringIsNotEmpty(e){
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if (e === null || e === undefined || e === '') {
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return false;
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}
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return true;
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}
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/**
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* 判断数组 是覅为空，
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* @param array
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* @returns {boolean} true:不为空,false:为空
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*/
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function arrayIsNotEmpty(array){
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if (array === undefined || array.length === 0) {
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return false;
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}
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return array.length !== 0;
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}
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/**
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* 缩写年份
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* @param year 完整的年份 //2023,2022,2021....
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* @returns {string} //23,22,21....
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*/
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function yearAbridge(year){
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if ('2020' === year) {
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return '20'
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}else if('2021' === year){
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return '21'
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}else if('2022' === year){
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return '22'
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}else if('2023' === year){
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return '23'
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}else if('2024' === year){
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return '24'
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}else if('2025' === year) {
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return '25'
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}else if('2026' === year){
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return '26'
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}
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return '未知'
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}
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export {
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formatTime,
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formatLocation,
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dateUtils,
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arrayIsNotEmpty,
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stringIsNotEmpty,
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yearAbridge
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}
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