dbase_numrecords

(PHP 5 < 5.3.0, dbase 5, dbase 7)

dbase_numrecords — 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 and dbase_numrecords($db), while field numbers are between 0 and dbase_numfields($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_identifier is 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