Web scraping: Difference between revisions

<lang forth>\ Web-scrape sample: get UTC time from the US Naval Observatory:

: read-url \ -- s

"http://tycho.usno.navy.mil/cgi-bin/timer.pl" net:get

not if "Could not connect" throw then

>s ;

: get-time

read-url

/<BR>.*?(\d{2}:\d{2}:\d{2})\sUTC/

tuck r:match if

1 r:@ . cr

then ;

get-time bye

</lang>