dbase_pack
(PHP 5 < 5.3.0, dbase 5, dbase 7)
dbase_pack — Packs a database
說明
dbase_pack(resource
$database): boolPacks the specified database by permanently deleting all records marked for deletion using dbase_delete_record(). Note that the file will be truncated after successful packing (contrary to dBASE III's PACK command).
參數
-
database The database resource, returned by dbase_open() or dbase_create().
返回值
成功時返回 true， 或者在失敗時返回 false。
更新日誌
| 版本 | 說明 |
|---|---|
| dbase 7.0.0 | database is now a resource instead of an int. |
範例
示例 #1 Emptying a dBase database
<?php
// open in read-write mode
$db = dbase_open('/tmp/test.dbf', 2);
if ($db) {
$record_numbers = dbase_numrecords($db);
for ($i = 1; $i <= $record_numbers; $i++) {
dbase_delete_record($db, $i);
}
// expunge the database
dbase_pack($db);
}
?> 參見
- dbase_delete_record() - Deletes a record from a database