Solution to the problem that xml has no code prompt

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Sometimes there is no code prompt when writing struts. The path has since been modified.

The solutions are: Let the computer be connected to the Internet

Modify the local path and url of dtd

The second step is as follows:Window--》》Preferences

: xml catalog --》》Add

Check workspace --》Select the Location of the local dtd file ---》》

Type select URI

and click OK.

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