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PHP: fdf_next_field_name - Manual
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fdf_headerfdf_next_field_name
(PHP 4, PHP 5)
fdf_next_field_name — Get the next field name
说明
string fdf_next_field_name ( resource $fdf_document [, string $fieldname ] )
Gets the name of the field after the given field. This name can be used with several functions.
参数
- 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. If not given, the first field will be assumed.
返回值
Returns the field name as a string.
范例
Example#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" ;
}
?> BlaBla.cn
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