(JavaScript) CSV Append a Column with Values

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Note

This example is intended for running within a Chilkat.Js embedded JavaScript engine. All Chilkat JavaScript examples require Chilkat v11.4.0 or greater.

var success = false;

// First initialize the CSV with content.  

// 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

var bCrlf = true;
var sb = new CkStringBuilder();
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);

var csv = new CkCsv();

csv.HasColumnNames = true;
success = csv.LoadFromString(sb.GetAsString());

// Show the initial CSV:
console.log(csv.SaveToString());
console.log("----");

// Now let's add a new rightmost column.
var numColumns = csv.NumColumns;
var numRows = csv.NumRows;

// Set the column name.
var columnIdx = numColumns;
csv.SetColumnName(columnIdx,"new_column");

// Add the column to each row.
var i = 0;
while (i < numRows) {
    csv.SetCell(i,columnIdx,"newData");
    i = i+1;
}

// Show the updated CSV:
console.log(csv.SaveToString());