(VB.NET UWP/WinRT) CSV Insert Column

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Insert a new column into an existing CSV.

Note: This example requires Chilkat v9.5.0.89 or greater because the InsertColumn method was added in v9.5.0.89.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

Dim csv As New Chilkat.Csv

' Load the following CSV:

'  Name;City;Weight
'  John;Chicago;180
'  Lisa;Denver;120

' Indicate that the 1st line contains column names.
csv.HasColumnNames = True
Dim success As Boolean = csv.LoadFile("qa_data/csv/insertColumnTest.csv")


' We can insert a column before the 1st column.
csv.InsertColumn(0)

Debug.WriteLine(csv.SaveToString())

' The CSV now looks like this:

'  ;Name;City;Weight
'  ;John;Chicago;180
'  ;Lisa;Denver;120

' Set the cells in column 0.

Dim col As Integer = 0
csv.SetColumnName(col,"id")
csv.SetCell(0,col,"100")
csv.SetCell(1,col,"101")

Debug.WriteLine(csv.SaveToString())

' We now have:

'  id;Name;City;Weight
'  100;John;Chicago;180
'  101;Lisa;Denver;120


' Insert a new column between City and Weight
' In other words, add a new column before the Weight column.
Dim weightColumn As Integer = csv.GetIndex("Weight")
Debug.WriteLine("Weight Column Index = " & weightColumn)
csv.InsertColumn(weightColumn)

Debug.WriteLine(csv.SaveToString())

' We now have:

'  id;Name;City;;Weight
'  100;John;Chicago;;180
'  101;Lisa;Denver;;120

' Set the cells in the new column:

csv.SetColumnName(weightColumn,"Height")
csv.SetCell(0,weightColumn,"6' 2""")
csv.SetCell(1,weightColumn,"5' 7""")

Debug.WriteLine(csv.SaveToString())

' We now have:

'  id;Name;City;Height;Weight
'  100;John;Chicago;"6' 2""";180
'  101;Lisa;Denver;"5' 7""";120