(PHP 4 >= 4.0.2, PHP 5 < 5.3.0, PECL fdf SVN)
fdf_set_javascript_action — Sets an javascript action of a field
$fdf_document
,$fieldname
,$trigger
,$script
Sets a javascript action for the given field.
fdf_document
The FDF document handle, returned by fdf_create(), fdf_open() or fdf_open_string().
fieldname
Name of the FDF field, as a string.
trigger
script
Returns true
on success or false
on failure.