What is r1c1 reference style Excel 2010? Most of the time, columns are identified by letters (A, B, C), while rows are identified by numbers (1, 2, 3). In Excel, this is known as the A1 reference style. However, some prefer to use a different method in which columns are also identified by numbers. This is known as the R1C1 reference style.
What is Excel is R1C1 reference style? The R1C1-style of referencing is made up the letter R followed by a row number and the letter C followed by a column number. R1C1 referencing also allows you to refer to a cell that is a number of rows or columns relative to the current cell.