inout

基本解釋

WARNING:Xst:1778 - Inout is assigned but never used.
這些信號是用了的,,,為什么會出現(xiàn)這個警告啊???/?
Parameters can be prefixed them with one of the keywords IN, OUT, or INOUT.
參數(shù)可以使用的前綴有:IN、OUT或INOUT。
They must have valid data types (see SQL Data Types), and can be prefixed with one of the keywords IN, OUT or INOUT.
它們必須具有有效數(shù)據(jù)類型(請參見SQL數(shù)據(jù)類型),并且可以用關(guān)鍵字IN、OUT或INOUT作為前綴。
Use SQLBindParameter to assign a storage area for each parameter marker, whether it is an INPUT, OUTPUT, or INOUT parameter.
使用SQLBindParameter可為每個參數(shù)標記指派存儲區(qū)域,無論是INPUT、OUTPUT還是INOUT參數(shù)都可以。
The Descending rank of Taiwanese optoelectronic industry according to their cost efficiency is Disk, Inout, Element, Opcom, Display.
光電產(chǎn)業(yè)各類別之成本效率排序由高到低為：光儲存、光輸出入、光電元件、光通訊、光電顯示器。