get row wise data of each column

[subinkk08]

i want iterate the rows of the sheet and i need to take the each column value of row in order to save to a json string.is it possible to convert directly json data or please give me a way to do that.
thanks in advance.
i found a post which is iterating all cells.

[AmbroseSilveira]

Take a characters AtoZ and append values from 1 to your row count, so the cellvalue becomes A1, B1 and so on and get cellValue. Guess this should solve it.