Module:Naval Vessel Register URL/data extraction tool/doc

This tool reads a local copy of an NVR web page to extract information required by Module:Naval Vessel Register URL.

To use this tool:

1. open a blank sandbox page for editing – can be any page, there will be no need to save it unless you want to
2. copy and paste this line into the sandbox:

   {{#invoke:Naval Vessel Register URL/data extraction tool|nvr_extract}}

3. in another browser window, open the NVR hull classification page for ships or service craft
4. choose a hull classification symbol
5. right-click and choose 'View page source'
6. highlight and copy the entire html source to the clipboard and then paste the source into the sandbox below the line added at step 2
7. click Show preview to run the tool