Php/docs/function.dbase-pack
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dbase_pack
(PHP 5 < 5.3.0, dbase 5, dbase 7)
dbase_pack — Packs a database
说明
dbase_pack
( resource $database
) : bool
Packs the specified database by permanently deleting all records marked for deletion using dbase_delete_record(). Note that the file will be truncated after successful packing (contrary to dBASE III's PACK command).
返回值
成功时返回 true
, 或者在失败时返回 false
。
更新日志
版本 | 说明 |
---|---|
dbase 7.0.0 | database is now a resource
instead of an int. |
范例
Example #1 Emptying a dBase database
<?php// open in read-write mode$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);}?>