Len function in excel is also known as length excel function which is used to identify the length of a given string, this function calculates the number of characters in a given string provided as an input, this is a text function in excel and it is also an inbuilt function which can be accessed by typing =LEN( and providing string as input.

## LEN in Excel

LEN function is a text function in excel that returns the length of a string/ text.

LEN Function in Excel can be used to count the number of characters in a text string and able to count letters, numbers, special characters, non-printable characters, and all spaces from an excel cell. In simple words, LENGTH Function is used to calculate the length of a text in an excel cell.

### LEN Formula in Excel

LEN formula in excel has only one compulsory parameter i.e. **text.**

**Compulsory Parameter:**

**text:**it is the text for which to calculate the length.

**How to Use LENGTH Function in Excel?**

LENGTH function in Excel is very simple and easy to use. Let understand the working of LENGTH function in Excel by some examples. LEN function Excel can be used as a worksheet function and as a VBA function.

#### LENGTH function in Excel as a worksheet function.

#### Example #1

In this LEN example, we are calculating the length of the given string or text in column 1 and apply the LEN function in column 2 and it will calculate the length of the Names provided in column 1 as shown in the below table.

**Result:**

#### Example #2

We can use the LENGTH function in Excel to calculate the total number of characters in different cells. In this LEN example, we have used LEN Formula in Excel with sum as=SUM(LEN(B17),LEN(C17)) to calculate the total number of characters in different columns or we can also use =LEN(B17)+LEN(C17) to achieve this.

**Result:**

#### Example #3

We can use the LEN function Excel to count characters in excel excluding leading and trailing spaces. Here we use Length formula in excel with TRIM to exclude the leading and trailing spaces.

=LEN(TRIM(B31)) and output will be 37.

#### Example #4

We can use the LEN function to count the number of characters in a cell excluding all spaces. To achieve this we can use the substitute and LEN formula combination to achieve this.

=LEN(SUBSTITUTE(B45,” “,””))

#### LEN function can be used as a VBA function.

Dim LENcount As Long

LENcount = Application.Worksheetfunction.LEN(“Alphabet”)

Msgbox(LENcount) // Return the substring “ab” from string “Alphabet” in the message box.

The output will be “8” and printed in the message box.

**Things to Remember**

- Basically, the Length function used to count how many characters there are in some string.
- It can be used on dates and numbers.

- Len function does not include formatting length. For example the length of “100” formatted as “$100.00” is still 3).

- If the cell is empty then the Length function return 0 as output.
- As shown in row three and six empty string has 0 lengths.

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This has been a guide to LEN in Excel. Here we discuss the LENGTH Formula in excel and how to use LEN Excel function along with excel example and downloadable excel templates. You may also look at these useful functions in excel –

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