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CHAPTERAdding Forms to Your Site 11
TIP
How can I force my user to select one of the radio buttons?
Like check boxes, radio buttons take an optional checked value to preselect one. However, a user can
deselect the check box without selecting another, thus submitting the form with no check boxes selected.
If you preselect a radio button, your user can deselect it only by choosing another button in the group.
Thus, preselecting a radio button with the checked attribute in essence forces your user to select at least
one of the buttons.● When the page is viewed in
the browser, the radio
buttons appear. Only one of
them may be selected at the
same time.7 Within the form, type
.
9 Repeat Steps 2 to 8 to add
additional radio buttons.
Note: Be sure that all of the
name attributes are the same.