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Date Methods

Format Date To String​

formateDateToString is for formatting date in required format.

formatDateToString
javascriptgantt.formatDateToString(format, date);

Here format is the format in which we want the date and date is the date which we want to format.

While specifying the format for dates you can use any character from the following list:

  • %y - the year as a two-digit number (00 to 99);

  • %Y - the year as a four-digit number (1900-9999);

  • %m - the month as a number with a leading zero (01 to 12);

  • %n - the month as a number without a leading zero (1 to 12);

  • %M - the month as an abbreviation (Jan to Dec);

  • %F - the month as a full name (January to December);

  • %W - the week number of the year. Weeks start on Monday;

  • %d - the day as a number with a leading zero (01 to 31);

  • %j - the day as a number without a leading zero (1 to 31);

  • %D - the day as an abbreviation (Sun to Sat);

  • %l - the day as a full name (Sunday to Saturday);

  • %h - the hour based on the 12-hour clock (00 to 11);

  • %H - the hour based on the 24-hour clock (00 to 23);

  • %g - the hour based on the 12-hour clock without a leading zero (1 to 12);

  • %G - the hour based on the 24-hour clock without a leading zero (0 to 23);

  • %i - the minute as a number with a leading zero (00 to 59);

  • %s - the second as a number with a leading zero (00 to 59);

  • %a - displays am (for times from midnight until noon) and pm (for times from noon until midnight);

  • %A - displays AM (for times from midnight until noon) and PM (for times from noon until midnight).

Tip

For example, if you want 20th June 2023 as 20/06/2023, you should specify "%d/%m/%Y".

Add specific duration to a date​

add
javascriptgantt.add(date, number, unit);

date - (Date) the date object that you need to add a time to/subtract a time from

number - (number) the number of units to add. If this number is positive - the time will be added to the date, if negative - the time will be subtracted

unit - (string) the time unit. Values: 'minute', 'hour', 'day', 'week', 'month', 'year'.