(PHP 3>= 3.0.7, PHP 4 , PHP 5)
This function will discard a BLOB created by ibase_create_blob() if it has not yet been closed by ibase_blob_close(). 성공일 경우 TRUE를, 실패일 경우 FALSE를 반환합니다.
See also ibase_blob_close(), ibase_blob_create() and ibase_blob_import().