Sample code for 30+ languages & platforms
C

CSV Get Column Names

Demonstrates how to get the names of columns in a CSV.

Chilkat C Downloads

C
#include <C_CkStringBuilder.h>
#include <C_CkCsv.h>

void ChilkatSample(void)
    {
    BOOL success;
    BOOL bCrlf;
    HCkStringBuilder sb;
    HCkCsv csv;
    int numCols;
    int i;

    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

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

    csv = CkCsv_Create();

    CkCsv_putHasColumnNames(csv,TRUE);
    success = CkCsv_LoadFromString(csv,CkStringBuilder_getAsString(sb));

    //  Get each column name..
    numCols = CkCsv_getNumColumns(csv);
    i = 0;
    while (i < numCols) {
        printf("%s\n",CkCsv_getColumnName(csv,i));
        i = i + 1;
    }

    //  Output should be:

    //  permalink
    //  company
    //  numEmps
    //  category
    //  city
    //  state
    //  fundedDate
    //  raisedAmt
    //  raisedCurrency
    //  round


    CkStringBuilder_Dispose(sb);
    CkCsv_Dispose(csv);

    }