(Objective-C) CSV Set Column Name

Demonstrates how to set the name of a column in a CSV.

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#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

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];

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

csv.HasColumnNames = YES;
success = [csv LoadFromString: [sb GetAsString]];

// Get each column name..
int numCols = [csv.NumColumns intValue];
int i = 0;
while (i < numCols) {
    NSLog(@"%@",[csv GetColumnName: [NSNumber numberWithInt: i]]);
    i = i + 1;
}

NSLog(@"%@",@"---");

// Change the "numEmps" column name to "employeeCount"
success = [csv SetColumnName: [NSNumber numberWithInt: 2] columnName: @"employeeCount"];

numCols = [csv.NumColumns intValue];
i = 0;
while (i < numCols) {
    NSLog(@"%@",[csv GetColumnName: [NSNumber numberWithInt: i]]);
    i = i + 1;
}

// Use the updated column name...
NSLog(@"%@",@"---");
NSLog(@"%@",[csv GetCellByName: [NSNumber numberWithInt: 3] columnName: @"employeeCount"]);

// Output should be:

// permalink
// company
// numEmps
// category
// city
// state
// fundedDate
// raisedAmt
// raisedCurrency
// round
// ---
// permalink
// company
// employeeCount
// category
// city
// state
// fundedDate
// raisedAmt
// raisedCurrency
// round
// ---
// 105