DBASE_NUMFIELDS(3) 1 DBASE_NUMFIELDS(3)dbase_numfields - Gets the number of fields of a databaseSYNOPSIS
int dbase_numfields (int $dbase_identifier)
DESCRIPTION
Gets the number of fields (columns) in the specified database.
Note
Field numbers are between 0 and dbase_numfields($db)-1, while record numbers are between 1 and dbase_numrecords($db).
PARAMETERS
o $dbase_identifier
- The database link identifier, returned by dbase_open(3) or dbase_create(3).
RETURN VALUES
The number of fields in the database, or FALSE if an error occurs.
EXAMPLES
Example #1
dbase_numfields(3) Example
<?php
$rec = dbase_get_record($db, $recno);
$nf = dbase_numfields($db);
for ($i = 0; $i < $nf; $i++) {
echo $rec[$i], "
";
}
?>
SEE ALSO dbase_numrecords(3).
PHP Documentation Group DBASE_NUMFIELDS(3)
Check Out this Related Man Page
DBASE_REPLACE_RECORD(3) 1 DBASE_REPLACE_RECORD(3)dbase_replace_record - Replaces a record in a databaseSYNOPSIS
bool dbase_replace_record (int $dbase_identifier, array $record, int $record_number)
DESCRIPTION
Replaces the given record in the database with the given data.
PARAMETERS
o $dbase_identifier
- The database link identifier, returned by dbase_open(3) or dbase_create(3).
o $record
- An indexed array of data. The number of items must be equal to the number of fields in the database, otherwise
dbase_replace_record(3) will fail.
Note
If you're using dbase_get_record(3) return value for this parameter, remember to reset the key named deleted.
o $record_number
- An integer which spans from 1 to the number of records in the database (as returned by dbase_numrecords(3)).
RETURN VALUES
Returns TRUE on success or FALSE on failure.
EXAMPLES
Example #1
Updating a record in the database
<?php
// open in read-write mode
$db = dbase_open('/tmp/test.dbf', 2);
if ($db) {
// gets the old row
$row = dbase_get_record_with_names($db, 1);
// remove the 'deleted' entry
unset($row['deleted']);
// Update the date field with the current timestamp
$row['date'] = date('Ymd');
// Replace the record
dbase_replace_record($db, $row, 1);
dbase_close($db);
}
?>
SEE ALSO dbase_add_record(3), dbase_delete_record(3).
PHP Documentation Group DBASE_REPLACE_RECORD(3)
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