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pg_fieldprtlen
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pg_fieldprtlen

Name

pg_fieldprtlen — Return printed field length

Synopsis

int pg_fieldprtlen(result, row, field); int result: Result identifier int row: Row number string field: Field name

Returns

Print length or FALSE on error

Description

Returns the length of the value in the specified row and field on a result set. Thus, if a field contains the word "The," pg_fieldprtlen() would return the value 3.

Example

Example 1037. Display length of data in a field

$db = pg_connect("host=dbserver dbname=db user=dbuser password=dbpasswd");
$result = pg_exec($db,"SELECT * FROM employees");
// traverse rows
for ($i=0; $i < pg_numrows($result); $i++) {
  echo "<b>ROW $i</b><BR>\n";
  // traverse each field
  for ($j=0; $j < pg_numfields($result); $j++) {
    $field = pg_fieldname($result,$j);
    echo "Field $field is length ";
    echo pg_fieldprtlen($result,$i,$field);
    echo "<BR>\n";
  }
}

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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.