10 examples of 'javascript convert string to date format dd/mmm/yyyy' in JavaScript

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23function dateToShortFormat(date) {
24 return date.getDate() + '/' +
25 date.getMonth() + '/' +
26 date.getFullYear() + ' ' +
27 date.toLocaleTimeString();
28}
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180export function dateFormat(timestamp, format = 'yyyy-MM-dd hh:mm:ss') {
181 timestamp = timestamp.length === 13 ? timestamp : timestamp * 1000
182 let date = new Date(timestamp)
183 let args = {
184 'M+': date.getMonth() + 1,
185 'd+': date.getDate(),
186 'h+': date.getHours(),
187 'm+': date.getMinutes(),
188 's+': date.getSeconds()
189 }
190 if (/(y+)/.test(format)) {
191 format = format.replace(
192 RegExp.$1,
193 (date.getFullYear() + '').substr(4 - RegExp.$1.length)
194 )
195 }
196 for (var i in args) {
197 let n = args[i]
198 if (new RegExp('(' + i + ')').test(format)) {
199 format = format.replace(
200 RegExp.$1,
201 RegExp.$1.length === 1 ? n : ('00' + n).substr(('' + n).length)
202 )
203 }
204 }
205 return format
206}
129function dateFormat(d) {
130 let month = d.getMonth() + 1;
131 let date = d.getDate();
132 if (month < 10) month = `0${month}`;
133 if (date < 10) date = `0${date}`;
134 return `${d.getFullYear()}-${month}-${date}`;
135}
77function stringToDate(strDate) {
78 var dateParts = strDate.split("-");
79 return new Date(dateParts[0], (dateParts[1] - 1), dateParts[2]);
80}
117function convertDate(date) {
118 var month = date.getMonth() + 1;
119 var day = date.getDate();
120 var hour = date.getHours();
121 var minute = date.getMinutes();
122 return date.getFullYear() + '-' + (('' + month).length < 2 ? '0' : '') + month + '-' +
123 (('' + day).length < 2 ? '0' : '') + day + " " + (('' + hour).length < 2 ? '0' : '') +
124 hour + ":" + (('' + minute).length < 2 ? '0' : '') + minute;
125}
11function formatDate(date, fmt) { //author: meizz 
12 var o = {
13 "M+": date.getMonth() + 1//月份 
14 "d+": date.getDate() //日 
15 };
16
17 if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
18 for (var k in o) {
19 if (new RegExp("(" + k + ")").test(fmt))
20 fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
21 }
22
23 return fmt;
24}
486formatDate(d) {
487 const calendar = this;
488 const date = new Date(d);
489 const year = date.getFullYear();
490 const month = date.getMonth();
491 const month1 = month + 1;
492 const day = date.getDate();
493 const weekDay = date.getDay();
494 const { monthNames, monthNamesShort, dayNames, dayNamesShort } = calendar;
495 const { dateFormat, locale } = calendar.params;
496 if (typeof dateFormat === 'string') {
497 return dateFormat
498 .replace(/yyyy/g, year)
499 .replace(/yy/g, String(year).substring(2))
500 .replace(/mm/g, month1 < 10 ? `0${month1}` : month1)
501 .replace(/m(\W+)/g, `${month1}$1`)
502 .replace(/MM/g, monthNames[month])
503 .replace(/M(\W+)/g, `${monthNamesShort[month]}$1`)
504 .replace(/dd/g, day < 10 ? `0${day}` : day)
505 .replace(/d(\W+)/g, `${day}$1`)
506 .replace(/DD/g, dayNames[weekDay])
507 .replace(/D(\W+)/g, `${dayNamesShort[weekDay]}$1`);
508 }
509 if (typeof dateFormat === 'function') {
510 return dateFormat(date);
511 }
512 // Intl Object
513 const formatter = new Intl.DateTimeFormat(locale, dateFormat);
514 return formatter.format(date);
515}
60function formatDate(date) {
61 const splitDate = date.split('T');
62
63 if (splitDate[0]) {
64 return splitDate[0];
65 }
66
67 return date;
68}
21export function formatDateString(dateString: string, format = 'YYYY/MM/DD') {
22 if (!dateString) {
23 return '';
24 }
25 const date = new Date(dateString);
26 return formatDateObject(date);
27}
38public static convertDateFormat(format: string) {
39 if(!format) {
40 return 'DD/MM/YYYY';
41 }
42 return format.replace(/y/g, "Y").replace(/d/g, "D");
43}

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