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下面的代码从pdf中提取表格并水平放入CSV,有人可以帮我如何将每个页面的表格垂直提取到csv中吗?
library(tabulizer) pdf_file <- "new.pdf" result<- extract_tables(pdf_file, pages =c(89,90,91), output = "data.frame") write.csv(result,'result.csv')