VBA Join Function
Join Description
Joins a number of substrings into a single string.
Simple Join Examples
Sub Join_Example()
    Dim strFullName As String
    Dim arrName(0 To 2) As String
    arrName(0) = "Michael"
    arrName(1) = "Pauling"
    strFullName = Join(arrName)
    
    MsgBox strFullName
End SubThis will display as following.

Join Syntax
In the VBA Editor, you can type “Join(” to see the syntax for the Join Function:

The Join function contains 2 arguments:
SourceArray: 1d array containing substrings to be joined.
Delimiter: [Optional] Delimiter. If omitted, the space character (” “) is used.
Examples of Excel VBA Join Function
Sub JoinArray_Example1()
    Dim strFullPath As String
    Dim arrPath(0 To 2) As String
    arrPath(0) = "C:"
    arrPath(1) = "Users"
    arrPath(2) = "Public"
    strFullPath = Join(arrPath, "\")
End SubResult: C:\Users\Public
Sub JoinArray_Example2()
    MsgBox Join(Array("A", "B", "C"), ", ")
End SubResult: “A, B, C”