How to extract data using R?

Question

Here is the R code:

 
output:
character(0)

Answer 1

I'm not familiar with CSS Selector so I use XPath instead.

library(rvest)
url <- 'https://www.flightradar24.com/data/airlines'
airline_names <- read_html(url) %>% html_nodes(xpath = "//td[@class='notranslate']/a") %>% html_text()

Hope you can read the code to get the idea.