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Description

Adds a number of months to a specified date, preserving the day of month where possible.

Parameters

Return Type

Date

Example

function addMonthsInDesc(date d, int noMonths){
    desc += "Date " + d + " + " + noMonths + " months = " + addMonths(d, noMonths) + "\n";
}

desc = "";
addMonthsInDesc("2012-01-31", 1);
addMonthsInDesc("2012-04-30", -2);
addMonthsInDesc("2013-01-31", 1);
addMonthsInDesc("2013-04-30", -2);
addMonthsInDesc("2012-01-31", 12);
addMonthsInDesc("2012-01-31", -1);

Outputs to description:

Date 2012-01-31 00:00:00 + 1 months = 2012-02-29 00:00:00

Date 2012-04-30 00:00:00 + -2 months = 2012-02-29 00:00:00

Date 2013-01-31 00:00:00 + 1 months = 2013-02-28 00:00:00

Date 2013-04-30 00:00:00 + -2 months = 2013-02-28 00:00:00

Date 2012-01-31 00:00:00 + 12 months = 2013-01-31 00:00:00

Date 2012-01-31 00:00:00 + -1 months = 2011-12-31 00:00:00

See also

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