A string specifying the value of the select option element. This string is converted to an HTML compatible string. If evalue is NULL, an empty string is used.
selected
An integer flag specifying whether the option should be initially marked as selected. A non-zero value adds the HTML fragment:
to the HTML stream. Otherwise the fragment is suppressed.
elabel
A string specifying the label of the select option element. This string is converted to an HTML compatible string. If elabel is NULL, an empty string is used.