dbase_numrecords()
(PHP 5 < 5.3.0, dbase 5, dbase 7)
Gets the number of records in a database
说明
dbase_numrecords(resource $dbase_identifier): int
Gets the number of records(rows)in the specified database.
Note:Records which are marked as deleted are counted as well.
Note:Record numbers are between 1 anddbase_numrecords($db), while field numbers are between 0 anddbase_numfields($db)-1.
参数
- $dbase_identifier
The database link identifier, returned by dbase_open() or dbase_create().
返回值
The number of records in the database, or FALSE
if an error occurs.
更新日志
版本 | 说明 |
---|---|
dbase 7.0.0 | $dbase_identifieris now a resource instead of an int. |
范例
Example #1 Looping over all the records of the database
<?php // open in read-only mode $db = dbase_open('/tmp/test.dbf', 0); if ($db) { $record_numbers = dbase_numrecords($db); for ($i = 1; $i <= $record_numbers; $i++) { $record = dbase_get_record($db, $i); if (!$record['deleted']) { // do something with the $record } else { // do something with the deleted $record or ignore it } } } ?>
参见
dbase_numfields()
Gets the number of fields of a database