Excel find date month and dynamically get cell value

1. Function and parameter description

   函数：DATEDIF(start_date,end_date,unit)

   Start_date: is a date that represents the first date or start date in the time period.

   End_date: is a date that represents the last date or end date in the time period.

   Unit: is the return type of the required information.

   The meaning of Unit taking different values:

   "Y" - the whole number of years in the time period. 

   "M" - the number of whole months in the time period. 

   "D" - The number of days in the period.  

   "YM" - the difference in months between start_date and end_date. Day and year in dates are ignored. 

   "YD" - the difference in days between start_date and end_date. Years in dates are ignored. 

   "MD" - the difference in days between start_date and end_date. Ignore the month and year in the date.

2. 2

   for example.

   Start Date: 2012/12/21

   End date: 2014/2/26

   Enter the formula "=DATEDIF(A2,B2,"Y")" in cell C2, being careful not to include the outermost double quotes;

   Enter the formula "=DATEDIF(A2,B2,"YM")" in cell D2;

   Enter the formula "=DATEDIF(A2,B2,"MD")" in cell E2;

   Enter the formula "=DATEDIF(A2,B2,"D")" in cell F2.

   

---------2 Dynamically take the value of a cell -------------

The method of how to get the value of the cell according to the dynamic row number and column number in EXCEL is as follows:
1. ADDRESS(1,2), take the first row of the table and the value cell address reference of the second column, the function value is $A$2;
2. INDIRECT($A$2), get the value of cell A2;
3. Enter =INDIRECT(ADDRESS(3, the calculated value) in A1)

 

 --------3 Integer function---------

=INT(A1) 向下取整 =ROUND(A1,0) 四舍五入取整 =ROUNDUP(A1,0) 向上取整 =ROUNDDOWN(A1,0)向下取整 还有其它可以取整的函数