Reading comma separated files in AX 2012

Example of the CommaIO class

FileName fileName = 'c:\\test.csv';
FileIoPermission permission;
CommaIO commaIO;
container readCon;
int i;
int level;
str column1;
str column2;
str column3;
;
permission= new FileIoPermission(filename,'r');
permission.assert();
commaIO = new CommaIo(filename, 'r');
commaIO.inFieldDelimiter(';'); // Delimiter...
if (commaIO)
{
while (commaIO.status() == IO_Status::OK)
{
readCon = commaIO.read();
column1 = conPeek(readCon, 1);
column2 = conPeek(readCon, 2);
column3 = conPeek(readCon, 3);
info(strFmt("%1 - %2 - %3", column1, column2, column3));
}
}