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(Java) CSV Append a Column with ValuesSee more CSV ExamplesAppend an additional column and initialize with a value.
import com.chilkatsoft.*; public class ChilkatExample { static { try { System.loadLibrary("chilkat"); } catch (UnsatisfiedLinkError e) { System.err.println("Native code library failed to load.\n" + e); System.exit(1); } } public static void main(String argv[]) { // 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 boolean success; boolean bCrlf = true; CkStringBuilder 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); CkCsv csv = new CkCsv(); csv.put_HasColumnNames(true); success = csv.LoadFromString(sb.getAsString()); // Show the initial CSV: System.out.println(csv.saveToString()); System.out.println("----"); // Now let's add a new rightmost column. int numColumns = csv.get_NumColumns(); int numRows = csv.get_NumRows(); // Set the column name. int columnIdx = numColumns; csv.SetColumnName(columnIdx,"new_column"); // Add the column to each row. int i = 0; while (i < numRows) { csv.SetCell(i,columnIdx,"newData"); i = i+1; } // Show the updated CSV: System.out.println(csv.saveToString()); } } |
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