Visual FoxPro

CSV Delete Column

Demonstrates the DeleteColumn method. Visual FoxPro

LOCAL lnSuccess
LOCAL lnBCrlf
LOCAL loSb
LOCAL loCsv

lnSuccess = 0

* We have the following CSV...

* permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round
* lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b
* mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed
* flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a
* infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a
* gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed
* chosenlist-com,ChosenList.com,5,web,Scottsdale,AZ,1-Oct-06,140000,USD,seed
* digg,Digg,60,web,San Francisco,CA,1-Oct-05,2800000,USD,a
* facebook,Facebook,450,web,Palo Alto,CA,1-Sep-04,500000,USD,angel
* facebook,Facebook,450,web,Palo Alto,CA,1-May-05,12700000,USD,a
* photobucket,Photobucket,60,web,Palo Alto,CA,1-May-06,10500000,USD,b
* omnidrive,Omnidrive,,web,Palo Alto,CA,1-Dec-06,800000,USD,angel
* geni,Geni,18,web,West Hollywood,CA,1-Jan-07,1500000,USD,a
* twitter,Twitter,17,web,San Francisco,CA,1-Jul-07,5400000,USD,b
* stumbleupon,StumbleUpon,,web,San Francisco,CA,1-Dec-05,1500000,USD,seed
* gizmoz,Gizmoz,,web,Menlo Park,CA,1-May-07,6300000,USD,a
* mahalo,Mahalo,40,web,Santa Monica,CA,1-Jan-06,5000000,USD,a

lnBCrlf = 1
loSb = CreateObject('Chilkat.StringBuilder')
loSb.AppendLine("permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round",lnBCrlf)
loSb.AppendLine("lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b",lnBCrlf)
loSb.AppendLine("mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed",lnBCrlf)
loSb.AppendLine("flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a",lnBCrlf)
loSb.AppendLine("infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a",lnBCrlf)
loSb.AppendLine("gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed",lnBCrlf)
loSb.AppendLine("chosenlist-com,ChosenList.com,5,web,Scottsdale,AZ,1-Oct-06,140000,USD,seed",lnBCrlf)
loSb.AppendLine("digg,Digg,60,web,San Francisco,CA,1-Oct-05,2800000,USD,a",lnBCrlf)
loSb.AppendLine("facebook,Facebook,450,web,Palo Alto,CA,1-Sep-04,500000,USD,angel",lnBCrlf)
loSb.AppendLine("facebook,Facebook,450,web,Palo Alto,CA,1-May-05,12700000,USD,a",lnBCrlf)
loSb.AppendLine("photobucket,Photobucket,60,web,Palo Alto,CA,1-May-06,10500000,USD,b",lnBCrlf)
loSb.AppendLine("omnidrive,Omnidrive,,web,Palo Alto,CA,1-Dec-06,800000,USD,angel",lnBCrlf)
loSb.AppendLine("geni,Geni,18,web,West Hollywood,CA,1-Jan-07,1500000,USD,a",lnBCrlf)
loSb.AppendLine("twitter,Twitter,17,web,San Francisco,CA,1-Jul-07,5400000,USD,b",lnBCrlf)
loSb.AppendLine("stumbleupon,StumbleUpon,,web,San Francisco,CA,1-Dec-05,1500000,USD,seed",lnBCrlf)
loSb.AppendLine("gizmoz,Gizmoz,,web,Menlo Park,CA,1-May-07,6300000,USD,a",lnBCrlf)
loSb.AppendLine("mahalo,Mahalo,40,web,Santa Monica,CA,1-Jan-06,5000000,USD,a",lnBCrlf)

loCsv = CreateObject('Chilkat.Csv')

* Indicate that the 1st line contains column names.
loCsv.HasColumnNames = 1
lnSuccess = loCsv.LoadFromString(loSb.GetAsString())

* Delete the "city" column, which is at index 4.  (the 1st column is at index 0)
lnSuccess = loCsv.DeleteColumn(4)

? loCsv.SaveToString()

* Output is:

* permalink,company,numEmps,category,state,fundedDate,raisedAmt,raisedCurrency,round
* lifelock,LifeLock,,web,AZ,1-May-07,6850000,USD,b
* mycityfaces,MyCityFaces,7,web,AZ,1-Jan-08,50000,USD,seed
* flypaper,Flypaper,,web,AZ,1-Feb-08,3000000,USD,a
* infusionsoft,Infusionsoft,105,software,AZ,1-Oct-07,9000000,USD,a
* gauto,gAuto,4,web,AZ,1-Jan-08,250000,USD,seed
* chosenlist-com,ChosenList.com,5,web,AZ,1-Oct-06,140000,USD,seed
* digg,Digg,60,web,CA,1-Oct-05,2800000,USD,a
* facebook,Facebook,450,web,CA,1-Sep-04,500000,USD,angel
* facebook,Facebook,450,web,CA,1-May-05,12700000,USD,a
* photobucket,Photobucket,60,web,CA,1-May-06,10500000,USD,b
* omnidrive,Omnidrive,,web,CA,1-Dec-06,800000,USD,angel
* geni,Geni,18,web,CA,1-Jan-07,1500000,USD,a
* twitter,Twitter,17,web,CA,1-Jul-07,5400000,USD,b
* stumbleupon,StumbleUpon,,web,CA,1-Dec-05,1500000,USD,seed
* gizmoz,Gizmoz,,web,CA,1-May-07,6300000,USD,a
* mahalo,Mahalo,40,web,CA,1-Jan-06,5000000,USD,a

RELEASE loSb
RELEASE loCsv