url requiredFile path or address of the DOC, DOCX, PDF or ODT file to read - usually a file-field getter like {file............}. A relative path is resolved against the current server; an http(s):// address is fetched. The extension decides which converter runs; an unmatched extension or an unconfigured converter yields empty output.
[{file2text:}]
{file2text:https://example.org/files/report.pdf}
{convert:{file2text:{file............}}:utf-8:windows-1250}
{file2text:{file............}}
[{file2text:notes.txt}]