use docx_rs::*; pub fn main() -> Result<(), DocxError> { let path = std::path::Path::new("./output/custom_property.docx"); let file = std::fs::File::create(path).unwrap(); Docx::new() .add_paragraph(Paragraph::new().add_run(Run::new().add_text("Hello"))) .custom_property("hello", "world") .build() .pack(file)?; Ok(()) }