Sample code for 30+ languages & platforms
C++

CSV Delete Column by Name

Demonstrates the DeleteColumnByName method.

Chilkat C++ Downloads

C++
#include <CkStringBuilder.h>
#include <CkCsv.h>

void ChilkatSample(void)
    {
    bool success = false;

    //  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 bCrlf = true;
    CkStringBuilder sb;
    sb.AppendLine("permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round",bCrlf);
    sb.AppendLine("lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b",bCrlf);
    sb.AppendLine("mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed",bCrlf);
    sb.AppendLine("flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a",bCrlf);
    sb.AppendLine("infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a",bCrlf);
    sb.AppendLine("gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed",bCrlf);

    CkCsv csv;

    //  Indicate that the 1st line contains column names.
    csv.put_HasColumnNames(true);
    success = csv.LoadFromString(sb.getAsString());

    //  Delete the "city" column.
    success = csv.DeleteColumnByName("city");

    std::cout << csv.saveToString() << "\r\n";

    //  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
    }