fdf_next_field_name
(PHP 3 >= 3.0.6, PHP 4, PHP 5)
fdf_next_field_name -- Get the next field name
Description
string
fdf_next_field_name
( resource fdf_document [, string fieldname] )
The
fdf_next_field_name()
function returns the
name of the field after the field in
fieldname
or the field name of the first field
if the second parameter is
NULL
.
例子 1. Detecting all fieldnames in a FDF
<?php
$fdf
=
fdf_open
(
$HTTP_FDF_DATA
);
for (
$field
=
fdf_next_field_name
(
$fdf
);
$field
!=
""
;
$field
=
fdf_next_field_name
(
$fdf
,
$field
)) {
echo
"field: $field
\n
"
;
}
?>
|
|
See also
fdf_enum_fields()
and
fdf_get_value()
.