How can I extract dates on news articles and clean the body? then finally create a data frame of the date and sentiment in R?

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小鲜肉
小鲜肉 2021-02-08 05:31

How can I extract dates on news articles and clean the body? Then finally create a data frame of the date and sentiment in R?

library(pdftools)
library(dplyr)
lib         


        
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