I have four radio button with name as 2d array.I want to set radio button with same name to zero if others are not checked.Please help i don't have any idea to this problem. These radio buttons are in a while loop.
A<input type="radio" name="ques['<?php echo $n; ?>'][]" value=1><?php echo $row[3]; ?>
B<input type="radio" name="ques['<?php echo $n; ?>'][]" value=2><?php echo $row[4];?>
C<input type="radio" name="ques['<?php echo $n; ?>'][]" value=3><?php echo $row[5];?>
D<input type="radio" name="ques['<?php echo $n; ?>'][]" value=4><?php echo $row[6];?>
<input type="hidden" name="ques['<?php echo $n; ?>'][]" value="0" />