Question - What is ReDim keyword and its use?
Answer -
Redim keyword is exclusively used for arrays and it is used to change the size of one or more dimensions of an array that has been already declared. Redim can free up or add elements to an array whenever required.
Dim intArray(7, 7) As Integer
ReDim Preserve intArray(7, 8)
ReDim intArray(7, 7)