How to best place data in table N columns per row _php tutorial

Today, when writing a program, there's a problem: How to format data taken from a database by 2 columns per row
Show up. I think of an article I've seen here--"about the percent technique", which is not only very simple to solve
Problem, and also extend each row of 2 columns to n columns:

For example, $n is an integer
?>
......
$sql = "Select Id,subject from New";

Ora_parse ($cursor, $sql);
Ora_exec ($cursor);
$i = 0;

while (Ora_fetch ($cursor))
{
$i + +;
if ($i% $n ==1)
{
echo ""
echo "". Ora_getcolumn ($cursor, 1). "";
}
ElseIf ($i% $n ==0)
{
echo "". Ora_getcolumn ($cursor, 1). "";
echo "";
}
Else
echo "". Ora_getcolumn ($cursor, 1). "";
}
?>
......

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