DAYS360 |
| DAYS360(start_date, end_date [,method]) |
Returns the number of days between two dates, based on 30 day months. |
| start_date | The first date or starting date of the period. |
| end_date | The last date or ending date of the period. |
| method | (Optional) A logical value indicating which method to use: False (or 0) = US convention (default) True (<> 0) = European convention |
| REMARKS |
| * The calendar used is based on a 360 day year with twelve 30 day months. * The "date" arguments can be entered as text strings within quotation marks, as serial numbers or as results of other formulas or functions. * If "start_date" is the 31st of a month then the 30th of that month is used. * If "start_date" > "end_date", then a negative number is returned. * If "start_date" is not a valid date, then #VALUE! is returned. * If "end_date" is not a valid date, then #VALUE! is returned. * If "method" is left blank, then False is used. * This function is useful for some accountancy systems that use a 360 day calendar. * The date format can be any of those found on the "Format Cells" dialog box. * The difference between the US convention and the European convention is how they handle the last day of the month. more * You can use the DATE function to return the date serial number given a YEAR, MONTH, DAY. * You can use the DAYS function to return the number of days between two dates. * You can use the NETWORKDAYS.INTL function to return the number of days excluding weekends and holidays. * You can use the WORKDAY.INTL function to return a given number of working days before or after a date. * You can use the YEARFRAC function to return the number of years as a decimal between two dates. * You can use the DAYSINAMONTH - User Defined Function to return the number of days in a particular month and year. * For the Microsoft documentation refer to support.microsoft.com |
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| 1 - How many days between "1 Jan 2024" and "2 Jan 2024". 2 - How many days between "1/1/2024" and "9/1/2024". 3 - How many days between the dates in cells "B1" and "B9". Between "9 Jan 2024" and "1 Jan 2024". 4 - How many days between "1 Jan 2024" and "1 Feb 2024". 5 - How many days between "30 Jan 2024" and "02 Feb 2024". There are 31 days in January but this function assumes 30. The 31 Jan is ignored. The days being counted are 1 Feb, 2 Feb. 6 - How many days between "31 Jan 2024" and "02 Feb 2024". This is using the US convention. January has 31 days but this function assumes 30. The 31 Jan is ignored. The days being counted are 1 Feb, 2 Feb. 7 - How many days between "31 Jan 2024" and "02 Feb 2024". This is using the European convention. The start_date is 31 Jan so 30 Jan is used. The 31 Jan is ignored. The days being counted are 1 Feb, 2 Feb. 8 - How many days between "1 Jan 2024" and "31 Dec 2024". All months have 30 days. 9 - How many days between "2 Jan 2025" and "29 Dec 2024". 10 - How many days between 1/1/2024 and 31/12/2024. Dates must be entered as text strings or serial numbers. 11 - How many days between 1/1/2024 and 31/12/2024. 12 - How many days between "27 Feb 2024" and "1 Mar 2024". This is using US convention. The start_date is the last day of the month so 30 Feb is used. The days being counted are 1 Mar. 13 - How many days between "28 Feb 2024" and "1 Mar 2024". This is using European convention. The days being counted are 29 Feb, 30 Feb, 1 Mar. 14 - How many days between "30 Apr 2024" and "1 May 2024". This is using US convention. The start date is the last day of the month, so 30 Apr is used. The days being counted are 1 May. 15 - How many days between "30 Apr 2024" and "1 May 2024". This is usng European convention. 16 - There are only 30 days in June, not 31. 17 - The month component is not valid. 16 is not a valid month. |
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