(PHP 4, PHP 5)
ldap_delete — Delete an entry from a directory
$link_identifier
   , string $dn
   )Deletes a particular entry in LDAP directory.
link_identifier
     An LDAP link identifier, returned by ldap_connect().
dn
     The distinguished name of an LDAP entity.
   成功时返回 TRUE, 或者在失败时返回 FALSE.