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fdf_next_field_name
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fdf_next_field_name

Name

fdf_next_field_name — Gets the name of the next field.

Synopsis

string fdf_next_field_name(fdfdoc[, fieldname]); resource fdfdoc: FDF document identifier string fieldname (optional): Field name

Returns

Field value; FALSE on error

Description

Returns the name of the field following the field name specified by fieldname . If fieldname is not specified or is NULL, the name of the first field is returned.

Successive calls to this function and fdf_get_value() can be used to loop through the values in an FDF document

Version

Existing since versions 3.0.6 and 4.0

Example

Example 281. Show all fields in FDF

// open the FDF
$fdf = fdf_open("test.fdf"); 

// get the first field name
$field = fdf_next_field_name($fdf);

// display all the field names 
do {
  // fdf_get_value() could also be used here
  echo "$field\n"; 
} while ($field = fdf_next_field_name($fdf, $field));

fdf_close($fdf);

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PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.