dbase_pack
(PHP 3, PHP 4, PHP 5)
dbase_pack -- Packs a database
说明
bool
dbase_pack
( int dbase_identifier )
Packs the specified database by permanently deleting all records marked
for deletion using
dbase_delete_record()
.
返回值
如果成功则返回
TRUE
，失败则返回
FALSE
。
范例
例子 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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