Dave Bruns
TEXTAFTER Function
The Excel TEXTAFTER function extracts text that occurs after a given delimiter. When multiple delimiters appear in the text, TEXTAFTER can return text that occurs after the nth instance of the delimiter. TEXTAFTER can also extract text after a specific delimiter when counting...Read more
TEXTBEFORE Function
The TEXTBEFORE function extracts text that occurs before a given delimiter. When multiple delimiters appear in the text, TEXTBEFORE can return text before the nth occurrence of a delimiter. TEXTBEFORE can also extract text that occurs before a given delimiter when counting...Read more
Count unique dates ignore time
In this example, the goal is to count the unique dates in a range of timestamps (i.e. dates that contain dates and times). In addition, we also want to create the table of results seen in E7:F9. For convenience, data is the named range B5:B16...Read more
Count columns that contain specific values
In this example, the goal is to count the number of columns in the data that contain 19 (the value in cell I4). The main challenge in this problem is that the value might appear in any row, and more than once in the same column. If we wanted to simply count the total number of times a value...Read more
Combine ranges with CHOOSE
In this example, the goal is to join two one-dimensional ranges together horizontally. This can be done with the CHOOSE function and array constant.
The CHOOSE function
The CHOOSE function is used...Read more
Dynamic summary count
In this example, the goal is to build a simple summary count table with a formula. Once created, the summary table should automatically update to show new values and counts when data changes. The article below walks through several options, from simple to very advanced. The more advanced options...Read more
FILTER to show duplicate values
In this example, the goal is to list and count values that are duplicated in a set of data at least n times, where n is provided as a variable in cell D5. All data is in the named range data (B5:B16). In the...Read more
Remove time from timestamp
In this example, the goal is to use a formula to remove the time value from a timestamp that includes both the date and time. To solve this problem, it's important to understand that Excel handles dates and time using a scheme in which dates are large serial...Read more