Converting values in a ROW to COLUMN

Hi All,
I needd to convert values in a row to a column.
eg: Input is as: value1,value2,value3,value4,.........,value N

Required Output:
Value1
Value2
Value3
.
.
.
Value N

Please help....

Try:

echo "A,B,C,D,E" | tr ',' '\n'

check this...

Thanks