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dbase_pack

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

dbase_packPacks 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).

参数

database

The database resource, returned by dbase_open() or dbase_create().

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.

示例

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);
}

?>

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