Steps:
1. Open a blank workbook
2. Press ALT+F11 to open the VBA editor
3. In the Project window on the left, right-click on the workbook name and choose Insert ->Module
4. Paste this code in the resultant window
Option Explicit
Function TEXTJOIN(delimiter As String, ignore_empty As String, ParamArray textn() As Variant) As String
Dim i As Long
For i = LBound(textn) To UBound(textn) - 1
If Len(textn(i)) = 0 Then
If Not ignore_empty = True Then
TEXTJOIN = TEXTJOIN & textn(i) & delimiter
End If
Else
TEXTJOIN = TEXTJOIN & textn(i) & delimiter
End If
Next
TEXTJOIN = TEXTJOIN & textn(UBound(textn))
End Function
5. Save the workbook as an add-in type (.xlam)
6. Load the add-in into Excel (File ->Options ->Addins)
Syntax
TEXTJOIN( delimiter, ignore_empty, text1, [ text2, ... text_n ] )
Parameters or Arguments
delimiter
A string inserted between each text value in the resulting string. Most commonly, you would use a delimiter such as a comma or space character.
ignore_empty
Determines whether empty values are included in the resulting string. TRUE ignores empty values and FALSE includes empty values in the result.
text1, text2, ... text_n
The strings that you wish to join together. There can be up to 252 strings that are joined together.
Returns
The TEXTJOIN function returns a string/text value.
