(PHP 5, PHP 7, PECL OCI8 >= 1.1.0)
oci_lob_copy — Copies large object
$lob_to
, OCI-Lob $lob_from
[, int $length = 0
] ) : boolCopies a large object or a part of a large object to another large object. Old LOB-recipient data will be overwritten.
If you need to copy a particular part of a LOB to a particular position of a LOB, use OCI-Lob::seek() to move LOB internal pointers.
lob_toThe destination LOB.
lob_fromThe copied LOB.
lengthIndicates the length of data to be copied.
成功时返回 TRUE， 或者在失败时返回 FALSE。