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dbase_pack — Packs a database
$dbase_identifier
)Packs the specified database by permanently deleting all records marked for deletion using dbase_delete_record() .
dbase_identifier
The database link identifier, returned by dbase_open() or dbase_create() .
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
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 );
}
?>