Mayou
Mayou

Reputation: 8848

IF statement: how to leave cell blank if condition is false ("" does not work)

I would like to write an IF statement, where the cell is left blank if the condition is FALSE. Note that, if the following formula is entered in C1 (for which the condition is false) for example:

 =IF(A1=1,B1,"")

and if C1 is tested for being blank or not using =ISBLANK(C1), this would return FALSE, even if C1 seems to be blank. This means that the =IF(A1=1,B1,"") formula does not technically leave the cells blank if the condition is not met.

Any thoughts as to a way of achieving that? Thanks,

Upvotes: 161

Views: 1526215

Answers (16)

yurenaghm
yurenaghm

Reputation: 76

I found a solution returning N/A and using IFNA() to filter the cell output. In your example, it will be something like:

=IFNA(IF(A1=1,B1,NA()))

Upvotes: 0

Mahmoud Samaha
Mahmoud Samaha

Reputation: 27

I think all you need to do is to set the value of NOT TRUE condition to make it show any error then you filter the errors with IFNA().

Here is what your formula should look like =ifna(IF(A1=1,B1,NA()))

Here is a sheet that returns blanks from if condition : https://docs.google.com/spreadsheets/d/15kWd7oPWQmGgYD_PLz9YpIldwnKWoXPHtHQAT3ulqVc/edit?usp=sharing

Nope ... that only works for Googlesheets ... not Excel.

Upvotes: 0

Ygautomo
Ygautomo

Reputation: 894

You could try this.

=IF(A1=1,B1,TRIM(" "))

If you put this formula in cell C1, then you could test if this cell is blank in another cells

=ISBLANK(C1)

You should see TRUE. I've tried on Microsoft Excel 2013. Hope this helps.

Upvotes: 2

Talha
Talha

Reputation: 1636

Here is what I do

=IF(OR(ISBLANK(AH38),AH38=""),"",IF(AI38=0,0,AH38/AI38))

Use the OR condition OR(ISBLANK(cell), cell="")

Upvotes: 0

ChrisM
ChrisM

Reputation: 1586

The formula in C1

=IF(A1=1,B1,"")

is either giving an answer of "" (which isn't treated as blank) or the contents of B1.

If you want the formula in D1 to show TRUE if C1 is "" and FALSE if C1 has something else in then use the formula

=IF(C2="",TRUE,FALSE)

instead of ISBLANK

Upvotes: 0

Deepanshu Vats
Deepanshu Vats

Reputation: 31

You can do something like this to show blank space:

=IF(AND((E2-D2)>0)=TRUE,E2-D2," ")

Inside if before first comma is condition then result and return value if true and last in value as blank if condition is false

Upvotes: 0

Nick
Nick

Reputation: 966

If you want to use a phenomenical (with a formula in it) blank cell to make an arithmetic/mathematical operation, all you have to do is use this formula:

=N(C1)

assuming C1 is a "blank" cell

Upvotes: 2

user3791372
user3791372

Reputation: 4695

I wanted to add that there is another possibility - to use the function na().

e.g. =if(a2 = 5,"good",na());

This will fill the cell with #N/A and if you chart the column, the data won't be graphed. I know it isn't "blank" as such, but it's another possibility if you have blank strings in your data and "" is a valid option.

Also, count(a:a) will not count cells which have been set to n/a by doing this.

Upvotes: 29

guest XL
guest XL

Reputation: 1

This shall work (modification on above, workaround, not formula)

Modify your original formula: =IF(A1=1,B1,"filler")

Put filter on spreadsheet, choose only "filler" in column B, highlight all the cells with "filler" in them, hit delete, remove filter

Upvotes: 0

Raj Bunnu
Raj Bunnu

Reputation: 1

To Validate data in column A for Blanks

Step 1: Step 1: B1=isblank(A1)

Step 2: Drag the formula for the entire column say B1:B100; This returns Ture or False from B1 to B100 depending on the data in column A

Step 3: CTRL+A (Selct all), CTRL+C (Copy All) , CRTL+V (Paste all as values)

Step4: Ctrl+F ; Find and replace function Find "False", Replace "leave this blank field" ; Find and Replace ALL

There you go Dude!

Upvotes: -2

Heather Stark
Heather Stark

Reputation: 607

This should should work: =IF(A1=1, B1)

The 3rd argument stating the value of the cell if the condition is not met is optional.

Upvotes: -4

b creative
b creative

Reputation: 1

The easiest solution is to use conditional formatting if the IF Statement comes back false to change the font of the results cell to whatever color background is. Yes, technically the cell isn't blank, but you won't be able to see it's contents.

Upvotes: 0

Nein
Nein

Reputation: 1

Instead of using "", use 0. Then use conditional formating to color 0 to the backgrounds color, so that it appears blank.

Since blank cells and 0 will have the same behavior in most situations, this may solve the issue.

Upvotes: -3

user3285247
user3285247

Reputation: 21

I've found this workaround seems to do the trick:

Modify your original formula:

=IF(A1=1,B1,"filler")

Then select the column, search and replace "filler" with nothing. The cells you want to be blank/empty are actually empty and if you test with "ISBLANK" it will return TRUE. Not the most elegant, but it's quick and it works.

Upvotes: 1

Automate This
Automate This

Reputation: 31394

Try this instead

=IF(ISBLANK(C1),TRUE,(TRIM(C1)=""))

This will return true for cells that are either truly blank, or contain nothing but white space.

See this post for a few other options.

edit

To reflect the comments and what you ended up doing: Instead of evaluating to "" enter another value such as 'deleteme' and then search for 'deleteme' instead of blanks.

=IF(ISBLANK(C1),TRUE,(TRIM(C1)="deleteme"))

Upvotes: 48

tigeravatar
tigeravatar

Reputation: 26660

Unfortunately, there is no formula way to result in a truly blank cell, "" is the best formulas can offer.

I dislike ISBLANK because it will not see cells that only have "" as blanks. Instead I prefer COUNTBLANK, which will count "" as blank, so basically =COUNTBLANK(C1)>0 means that C1 is blank or has "".

If you need to remove blank cells in a column, I would recommend filtering on the column for blanks, then selecting the resulting cells and pressing Del. After which you can remove the filter.

Upvotes: 81

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