@evokegroup/dateformat

Adds date string formating to the Date prototype

Date.MonthNames

Array of month names in english

Date.MonthIndexes

Maps month names to the numeric month

Date.DayNames

Array of day names in english

Date.DayIndexes

Maps day names to the numeric day

Date.prototype.toStringFormat(formatString, makeUTC)

Outputs a Date into a string of given format

Parameters

Parameter	Type	Default	Description
formatString	string		The string format. See Format String section for details.
makeUTC	boolean	false	Output the date string as UTC

Format String

String	Description
d	The day of the month, from 1 through 31
dd	The day of the month, from 01 through 31.
ddd	The abbreviated name of the day of the week.
dddd	The full name of the day of the week.
f	The tenths of a second.
ff	The hundredths of a second.
fff	The milliseconds.
h	The hour, using a 12-hour clock from 1 to 12.
hh	The hour, using a 12-hour clock from 01 to 12.
H	The hour, using a 24-hour clock from 0 to 23.
HH	The hour, using a 24-hour clock from 00 to 23.
m	The minute, from 0 through 59.
mm	The minute, from 00 through 59.
M	The month, from 1 through 12.
MM	The month, from 01 through 12.
MMM	The abbreviated name of the month.
MMMM	The full name of the month.
s	The second, from 0 through 59.
ss	The second, from 00 through 59.
t	The first character of the AM/PM designator.
tt	The AM/PM designator.
yy	The year, from 00 to 99.
yyyy	The year as a four-digit number.

Usage

require('@evokegroup/dateformat');
const date = new Date('7/8/2020 14:43');
console.log(date.toStringFormat('MMMM d, yyyy h:mm tt')); // Expected output: July 8, 2020 2:43 PM

Date.prototype.toUTCStringFormat(formatString)

Outputs a UTC Date into a string of given format. See Date.prototype.toStringFormat