Once you have this metadata object ready, you can use the metadata and messages in that object to validate datainput and display messages.
在将此元数据对象准备好后，您可以使用该对象中的元数据和消息来验证数据输入和显示消息。
2
Code would process input, make decisions, and produce data for display, while markup would anticipate the data and provide the scaffolding required to render the information.
代码将处理输入，制定决策并生成显示数据，而标记将期待获得数据并提供所需的支架以渲染信息。
3
Another problem with the use of forms containing multiple data-input fields is that display space is rapidly consumed by the empty input fields.