(Objective-C) CSV Delete Column

Demonstrates the DeleteColumn method.

Chilkat Objective-C Library Downloads MAC OS X (Cocoa) Libs iOS Libs

#import <CkoStringBuilder.h>
#import <CkoCsv.h>

// 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

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

CkoCsv *csv = [[CkoCsv alloc] init];

// Indicate that the 1st line contains column names.
csv.HasColumnNames = YES;
success = [csv LoadFromString: [sb GetAsString]];

// Delete the "city" column, which is at index 4.  (the 1st column is at index 0)
success = [csv DeleteColumn: [NSNumber numberWithInt: 4]];

NSLog(@"%@",[csv 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