Formula Forensic No 019. Converting uneven Text Strings to Time

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Last week over at the Chandoo.org Forums, Birko asked a question about How to Import some Numbers as Times.

I have imported some data that comes in as a number that I need to convert to h:mm. The data string will be either 1,3,4,5,6 integers long and looks like this…eg

Imported         Need to equal this
Number           h:mm
0                      0:00
100                  0:01
1000                0:10
10900              1:09
235900            23:59

Can someone please provide a smart formula to convert this (assume data is in cell A1).

Today in Formula Forensics we will look at how this problem was solved, and the solution which may surprise you.

Importing Numbers as Times.

When I first saw this data I start by looking at patterns.

Working backwards through the list

I can see that 235900 is 23 Hrs, 59 Min and 0 second

I can see that 10900 is 1 Hr, 9 Min and 0 second

I can see that 1000 is 0 Hrs, 10 Min and 0 second

I can see that 100 is 0 Hr, 1 Min and 0 second

I can see that 0 is 0 Hr, 0 Min and 0 second

I then start to think about how to extract the Hours, Minutes and seconds independently from the Text using a series of Left, Right and Mid functions, and quickly realised that due to the varying lengths of the strings, That they will end up being complex formulas as I will need to allow for each string length.

What if I pad the strings with leading 0’s and then extract them.

That is possible, but as a single formula it will be long and cumbersome as the padding has to occur a number of times for each Hour, Minute and Second as part of the Time() function.

So padding may work but is cumbersome, then a bright light moment

What about I use the Text function to do the padding.

And I quickly posted the following formula:

=(LEFT(TEXT(A1,"000000"),2)/24)+(MID(TEXT(A1,"000000"),3,2)/1440)+(RIGHT(TEXT(A1,"000000"),2)/(24*3600))

As Time is just a number between 0 = midnight and 0.999999 = 11:59:59 pm, I can extract the Hours, Minutes and seconds separately and then simply add them together to get the actual time

I Can use the Text function to display the Strings in a consistent format that allows me to use the Left, Mid and Right functions to retrieve the Hours minutes and Seconds from the appropriate places.

Lets work through this formula section by section and see what is going on.

Hours

The Hours component of the formula is

=(LEFT(TEXT(A1,"000000"),2)/24)+(MID(TEXT(A1,"000000"),3,2)/1440)+(RIGHT(TEXT(A1,"000000"),2)/(24*3600))

=(LEFT(TEXT(A1,"000000"),2)/24)

Working from the middle out, this formula takes the value in A1 and displays it as a Number with the format “000000”

So using our data

235900 will convert to 235900

10900 will convert to 010900

1000 will convert to 001000

We can now use a Left() function to extract the hours from the first 2 characters of the converted string

Using our examples:

Left(235900,2) = 23

Left(010900,2) = 01

Left(001000,2) = 00

To convert hours to a Time we simply divide by 24

Minutes

The Minutes component of the formula is

=(LEFT(TEXT(A1,"000000"),2)/24)+(MID(TEXT(A1,"000000"),3,2)/1440)+(RIGHT(TEXT(A1,"000000"),2)/(24*3600))

=MID(TEXT(A1,"000000"),3,2)/1440

Once again, Working from the middle out, this formula takes the value in A1 and displays it as a Number with the format “000000”

So using our data

235900 will convert to 235900

10900 will convert to 010900

1000 will convert to 001000

We can now use a Mid() function to extract the minutes from the middle 2 characters of the converted string

Mid(235900,3,2) = 59

Mid(010900,2) = 09

Mid(001000,2) = 10

To convert Minutes to a Time we simply divide by 1440 (1440 is how many minutes are in a day = 24 * 60)

 

Seconds

The Seconds component of the formula is

=(LEFT(TEXT(A1,"000000"),2)/24)+(MID(TEXT(A1,"000000"),3,2)/1440)+(RIGHT(TEXT(A1,"000000"),2)/(24*3600))
=RIGHT(TEXT(A1,"000000"),2)/(24*3600))

Once again, Working from the middle out, this formula takes the value in A1 and displays it as a Number with the format “000000”

So using our data

235900 will convert to 235900

10900 will convert to 010900

1000 will convert to 001000

We can now use a Right() function to extract the minutes from the middle 2 characters of the converted string

Right(235900,3,2) = 00

Right(010900,2) = 00

Right(001000,2) = 00

To convert Seconds to a Time we simply divide by 86400 (86,400 is how many seconds are in a day = 24 * 60 * 60)

Total Time

To get the total Time we simply add the Hour, Minutes and Seconds together

=(LEFT(TEXT(A1,"000000"),2)/24)+(MID(TEXT(A1,"000000"),3,2)/1440)+(RIGHT(TEXT(A1,"000000"),2)/(24*3600))

 

Download

You can download a copy of the above file and follow along, Download Here.

 

Formula Forensics “The Series”

You can learn more about how to pull Excel Formulas apart in the following posts

Formula Forensic Series

 

Formula Forensics Needs Your Help

I urgently need more ideas for future Formula Forensics posts and so I need your help.

If you have a neat formula that you would like to share and explain, try putting pen to paper and draft up a Post like above or;

If you have a formula that you would like explained but don’t want to write a post also send it to Chandoo or Hui.

 

 

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24 Responses to “Free Excel Risk Map Template”

  1. Ron says:

    Why didn't you include the mitigation or risk IDs in the chart?

    • Chandoo says:

      You can easily add such detail by modifying the TEXTJOIN function. Another way to use them is to add a slicer to highlight all risks that have a specific mitigation strategy or team member assigned to them. I left out those bits fto keep the article short.

      • Rajesh says:

        I tried adding a slicer filter for the mitigation step but the TEXTJOIN is not affected by it. I added a helper column called "Visible" using the AGGREGATE function but I am unable to think of a method to pass that on to the map.
        Could you please help, Chandoo?

        Thanks

      • MyvJ says:

        Hello everyone,

        Another amazing tutorial, great content and tips! My question is about slicers. How do you add slicers to this matrix? I've added 2 columns in my workbook table (Work Stream and Project Name) and I want to be able to filter (slice) the matrix on Project Name, but having some trouble with this. The slicer works fine in the data table, but how do I connect it to the risk matrix, so that only risk titles show up for the selected project?

        Many thanks in advance for your guidance,
        MyvJ

  2. shashi kumar says:

    Can you create a sheet in live stock market data price change with profit and loss graph with time. which could indicate live profit and loss in each time frame 5minute, 10 minute, 15 minute, 30minute, hourly with some modifications

  3. Henrik B. Wieder says:

    Hi

    I've tried to get your formula to work, but likelihood / impact 1/1 does not seem to work.

  4. Sally says:

    Hi Chandoo

    Awesome instructions! Thank you so much, this really helped me.

    I was wondering if it would be possible to list the Risk ID number along with the Risk Title with a dash in between, rather than a bullet point? I have had a try at this but I keep getting a #VALUE error. I can see it's wrong but can't figure out what it should be instead. If you have time do you mind letting me know what I'm doing wrong?

    {=" - " & TEXTJOIN(CHAR(10)&" - ",TRUE,
    IF(RiskRegister[Likelihood]=$A17,IF(RiskRegister[Consequence]=F$3,CONCAT(RiskRegister[ID],RiskRegister[Risk Title]),""),""))}

    Thank you!

    Sally

    • Chandoo says:

      Hey Sally, You are welcome.

      I think the CONCAT inside TEXTJOIN is the culprit. Try this and hopefully you should see the ID too.

      {=" - " & TEXTJOIN(CHAR(10)&" - ",TRUE,
      IF(RiskRegister[Likelihood]=$A17,IF(RiskRegister[Consequence]=F$3,RiskRegister[ID]&RiskRegister[Risk Title],""),""))}

      • Sally says:

        Hi Chandoo
        You're a legend! Thank you so much! I had to make a minor tweak but otherwise it worked perfectly. Here is the tweaked version in case it helps anyone else:

        =TEXTJOIN(CHAR(10),TRUE,
        IF(RiskRegister[Likelihood]=$A8,IF(RiskRegister[Consequence]=C$3,RiskRegister[ID]&" - "&RiskRegister[Risk Title],""),""))

        Thank you again!

        • Ruben says:

          Hi, Im not able to change the formula when trying to add risk Id instead of bullet point.

          trying this: ="• "&TEXTJOIN(CHAR(10)&"• ";TRUE;IF(risks[Probability of Occurance *]=$C5;IF(risks[Severity of potential Impact *]=H$8;risks[Risk ID]&". "[Title *];"");""))

          Cant see any solution on this.

          thankful for help

  5. kris says:

    Hi Chandoo,

    This is perfect - One quick question, How can I add a hyperlink to the risks - So that I can click on the particular risk and it takes me to the actual row of that item.

    Many thanks in advance.

  6. SY says:

    HI Chandoo,

    Is there a way to only display filtered item. Once the list gets big, it's hard to see all risk.

    Kind regards,
    SinYen

  7. Jim says:

    Hi Chandoo,

    Quick question

    1) Is there a way to remove duplicates within each risk block?
    2) Is there a way to have the results in the chart update based on a filter or slicer?

    Thanks a lot

  8. Lebo says:

    Hi Chandoo,

    The risk map is a brilliant tool, and I wanted to the risk map to only show Open risks. How can I do that?

  9. Eric M says:

    Just found this today as I am making a risk matrix as well. I got the formula to work with this, where a risk score is above 30. Risk score = probability*impact*modifier.

    So this works flawlessly, ="- "&TEXTJOIN(CHAR(10)&"- ",TRUE,IF('Risk tracker'!G4:G27>=30,IF(Table1[Urgency]="Now",'Risk tracker'!A4:A27,""),""))

    I am trying to find a range now. Risk score in between 21-29. I tried using the AND function, but I couldnt get it to work. Is there anyway to get this formula to work with a range as mentioned above?

    • Chandoo says:

      Thanks Eric.

      You can't use AND() as it is not able to return arrays. You can try below formula.
      ="- "&TEXTJOIN(CHAR(10)&"- ",TRUE,IF(('Risk tracker'!G4:G27>=21)*('Risk tracker'!G4:G27<=29),IF(Table1[Urgency]="Now",'Risk tracker'!A4:A27,""),""))

  10. Michal says:

    Hello, this template is nice, thank you but im facing a problem when I need to find a range of impact. I cant figure out how..

    My actual form is "="• "&TEXTJOIN(CHAR(10)&"• ";TRUE;IF(Table1[Impact]=A8;Table1[Title];"");"")"

    Where A8 is number "1" so this formula finds everything with impact 1 and shows the titles.
    What I need to get is a range so,
    A8 is "1" and A9 is "2" and I need the formula to find all titles which impact is between 1 and 2.
    I tried the AND function and so on, nothing worked..

    Can you help me please?

  11. masoud says:

    i tried everything in your video in the end i only get the bullet... please guide me through

    • masoud says:

      Sorted it... i was flash filling the other cells and it took other columns...

      i do have another question though... how can i use slicers to filter the content of the matrix, so that it'll show only the departments i select?

      slicer is working fine with the table, but the matrix still shows all the results

  12. JP says:

    Just want to thank you for this.

    It is awesome.

  13. MyvJ says:

    Hello everyone,
    I think I accidentally nested my question in another thread. Apologies!
    This is another amazing Excel tutorial, with great content and tips! My question is about slicers. How do you add slicers to this matrix? I've added 2 columns in my workbook table (Work Stream and Project Name) and I want to be able to filter (slice) the matrix on Project Name, but having some trouble with this. The slicer works fine for the data table, but how do I connect it to the risk matrix, so that only risk titles show up for the selected project?

    Many thanks in advance for your guidance,
    MyvJ

  14. Josy says:

    This is another amazing Excel tutorial! My question is about slicers. How do you add slicers to this matrix? Please advise

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