You will need to do that by adding the message to the XML instance to be returned; a regular text error message won't show up in the form.

我们需要通过向将要返回的XML实例中添加消息来实现这一目的；表单中不会显示常规的文本错误消息。

youdao

By the way, your text has a glaring error.

顺便说一下，教科书上有个很明显的错误。

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The above text has been changed to reflect the original error.

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When I started developing websites way back in 1995 there really were not a lot of choices other than a text editor and some good old fashion trial and error.

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That settled, I hashed out the text for a link on the home page and a dozen error messages that would be displayed randomly if someone entered a query in the MentalPlex search box.

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