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JavaScript - format current Date to yyyy-mm-dd hh-mm-ss-SSS
2 points
In this article, we would like to show you how to format the current Date to yyyy-mm-dd hh-mm-ss-SSS in JavaScript.
Quick solution:
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function toString(number, padLength) {2
return number.toString().padStart(padLength, '0');3
}4
5
let date = new Date();6
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let dateTimeNow =8
toString( date.getFullYear(), 4 )9
+ '_' + toString( date.getMonth() + 1, 2 )10
+ '_' + toString( date.getDate(), 2 )11
+ '__' + toString( date.getHours(), 2 )12
+ '_' + toString( date.getMinutes(), 2 )13
+ '_' + toString( date.getSeconds(), 2 )14
+ '_' + toString( date.getMilliseconds(), 3 )15
;16
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// 2021_05_23__19_15_02_86418
console.log(dateTimeNow);Example output:
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2021_05_23__19_15_02_864
The same code wrapped in the method for quick copy / paste:
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function getDateInFormat_yyyy_mm_dd_hh_mm_ss_SSS() {2
3
function toString(number, padLength) {4
return number.toString().padStart(padLength, '0');5
}6
7
let date = new Date();8
9
let dateTimeNow =10
toString( date.getFullYear(), 4 )11
+ '_' + toString( date.getMonth() + 1, 2 )12
+ '_' + toString( date.getDate(), 2 )13
+ '__' + toString( date.getHours(), 2 )14
+ '_' + toString( date.getMinutes(), 2 )15
+ '_' + toString( date.getSeconds(), 2 )16
+ '_' + toString( date.getMilliseconds(), 3 )17
;18
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return dateTimeNow;20
}21
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console.log(getDateInFormat_yyyy_mm_dd_hh_mm_ss_SSS());