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I pull data from another application. In Column A it returns a list list of
times stampes by agent actvites in a "2/20/2006 4:38:37 PM" format. For every event of the day that something changes the data will stamp the event in another cell in that same column. What I want to be able to do is to identify the first activity of each day in this list. There can be easily several days (making hundreads/thousands of rows) worth of information and it easy sort them column in order but I want to quickly find the first event of each day. Preferably pulling the first event of each new day onto antoher spreadsheet or area in the workbook. I hope this makes since? The list looks something like this Column A 1 2/20/06 7:59 AM 2 2/20/06 8:00 AM 3 2/20/06 8:34 AM 4 2/20/06 8:34 AM 5 2/20/06 8:34 AM 6 2/20/06 9:05 AM 7 2/21/06 8:02 AM 8 2/21/06 8:47 AM 9 2/21/06 9:29 AM 10 2/21/06 9:29 AM 11 2/21/06 9:29 AM 12 2/21/06 9:33 AM 13 2/21/06 9:34 AM 14 2/21/06 9:42 AM 15 2/22/06 8:02 AM 16 2/22/06 8:02 AM 17 2/22/06 8:02 AM 18 2/22/06 8:18 AM 19 2/22/06 8:19 AM 20 2/22/06 8:32 AM 21 2/22/06 8:34 AM What I want to see is below 2/20/06 7:59 AM 2/21/06 8:02 AM 2/22/06 8:02 AM |
#2
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I put your date/times into column A, occupying A1 to A21. This formula
went into cell B1: =INT(MIN(A1:A21)) and this finds the earliest date in the list. Then put this formula in F1: =MIN(IF(INT(A$1:A$21)=B$1+ROW()-1,A$1:A$21,100000)) This is an array formula, which means that you do not press ENTER in the normal way once you have typed the formula in - instead, you have to do CTRL-SHIFT-ENTER at the same time. If you do it correctly, Excel will wrap curly braces { } around the formula (do not type these yourself). Then you can just copy the formula down column F for as many days as you think there are in the data set. If you don't want to guess this, then this formula in C1: =INT(MAX(A1:A21)) and this in D1: = C1 - B1 + 1 ,(formatted as number, 0dp) will tell you how many days you have. Hope this helps. Pete |
#3
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Use Autofilter:
if your datetime data is in column A them put a label cell on the top of cols A&B In B2 put 1 In B3 put =IF(INT(A3)=INT(A2),0,1) and copy down Notice col B shows a 1 at the first record of a given day. Pull-down: Filter Autofilter and click the column B selector to show only 1's -- Gary''s Student "amy" wrote: I pull data from another application. In Column A it returns a list list of times stampes by agent actvites in a "2/20/2006 4:38:37 PM" format. For every event of the day that something changes the data will stamp the event in another cell in that same column. What I want to be able to do is to identify the first activity of each day in this list. There can be easily several days (making hundreads/thousands of rows) worth of information and it easy sort them column in order but I want to quickly find the first event of each day. Preferably pulling the first event of each new day onto antoher spreadsheet or area in the workbook. I hope this makes since? The list looks something like this Column A 1 2/20/06 7:59 AM 2 2/20/06 8:00 AM 3 2/20/06 8:34 AM 4 2/20/06 8:34 AM 5 2/20/06 8:34 AM 6 2/20/06 9:05 AM 7 2/21/06 8:02 AM 8 2/21/06 8:47 AM 9 2/21/06 9:29 AM 10 2/21/06 9:29 AM 11 2/21/06 9:29 AM 12 2/21/06 9:33 AM 13 2/21/06 9:34 AM 14 2/21/06 9:42 AM 15 2/22/06 8:02 AM 16 2/22/06 8:02 AM 17 2/22/06 8:02 AM 18 2/22/06 8:18 AM 19 2/22/06 8:19 AM 20 2/22/06 8:32 AM 21 2/22/06 8:34 AM What I want to see is below 2/20/06 7:59 AM 2/21/06 8:02 AM 2/22/06 8:02 AM |
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