(C++) CSV Column Names

Demonstrates how to access CSV column names.

The Chilkat CSV library/component/class is freeware. The downloads for .NET, C++, Perl, Java, Ruby, and Python contain all of the Chilkat classes, some of which are freeware and some of which require licensing.

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#include <CkCsv.h>

void ChilkatSample(void)
    {
    // This example program loads a file (sample.csv)
    // that contains this content:
    // 
    // year,color,country,food
    // 2001,red,France,cheese
    // 2005,blue,"United States",hamburger
    // 2008,green,Italy,pasta
    // 1998,orange,Japan,sushi
    // 
    // The first row contains the column names.
    // This file is available at:
    // http://www.chilkatsoft.com/testData/sample.csv

    CkCsv csv;

    // Prior to loading the CSV file, indicate that the 1st row
    // should be treated as column names:
    csv.put_HasColumnNames(true);

    // Load the CSV records from the file:
    bool success;
    success = csv.LoadFile("sample.csv");
    if (success != true) {
        std::cout << csv.lastErrorText() << "\r\n";
        return;
    }

    // Display the column names:
    int i;
    const char *colName = 0;
    int idx;
    for (i = 0; i <= csv.get_NumColumns() - 1; i++) {
        colName = csv.getColumnName(i);
        std::cout << i << ": " << colName << "\r\n";

        // The following line demonstrates to to get the column
        // index given a column name:
        idx = csv.GetIndex(colName);
        std::cout << colName << " is at column index " << idx << "\r\n";
    }
    }