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Update CSV File

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Demonstrates how to read a CSV, update some cells, and save.

The Chilkat CSV library/component/class is freeware. The downloads for .NET, C++, Perl, Java, Ruby, and Python contain all of the Chilkat classes, some of which are freeware and some of which require licensing.

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Local $bSuccess = False

; This example program loads a file (sample.csv)
; that contains this content:
; 
; year,color,country,food
; 2001,red,France,cheese
; 2005,blue,"United States",hamburger
; 2008,green,Italy,pasta
; 1998,orange,Japan,sushi
; 
; The first row contains the column names.
; This file is available at:
; http://www.chilkatsoft.com/testData/sample.csv

$oCsv = ObjCreate("Chilkat.Csv")

; Prior to loading the CSV file, indicate that the 1st row
; should be treated as column names:
$oCsv.HasColumnNames = True

; Load the CSV records from the file:

$bSuccess = $oCsv.LoadFile("sample.csv")
If ($bSuccess <> True) Then
    ConsoleWrite($oCsv.LastErrorText & @CRLF)
    Exit
EndIf

; Change "cheese" to "baguette"
; ("cheese" is at row=0, column=3
$bSuccess = $oCsv.SetCell(0,3,"baguette")

; Change "blue" to "magenta"
$bSuccess = $oCsv.SetCell(1,1,"magenta")

; Write the updated CSV to a string and display:
Local $sCsvDoc
$sCsvDoc = $oCsv.SaveToString()
ConsoleWrite($sCsvDoc & @CRLF)

; Save the CSV to a file:
$bSuccess = $oCsv.SaveFile("out.csv")
If ($bSuccess <> True) Then
    ConsoleWrite($oCsv.LastErrorText & @CRLF)
EndIf