check link exists

diff --git a/lib/postgres/css_reference.sh b/lib/postgres/css_reference.sh
index bbcd89b16d583a8d52db70ef02760c07454bbd9d..ad73d4cf23899e7298dc33078516680e989cb324 100755 (executable)
--- a/lib/postgres/css_reference.sh
+++ b/lib/postgres/css_reference.sh
@@ -4,5 +4,5 @@ xmllint --html --xpath '/html/body//div[@id="cssproperties"]//table' - 2>/dev/nu
 perl -pe 's|<td[^>]*><a href="([^"]+)">([^<]+)</a></td>|<td>https://www.w3schools.com/cssref/$1</td><td>$2</td>|' | \
 html2csv | \
 sed -E "s,(\\\\),\1\1," | \
-awk 'BEGIN{FS="\t"}{print $2"\t"$3"\t"$1}' \
+awk 'BEGIN{FS="\t"} /www\.w3schools\.com/ {print $2"\t"$3"\t"$1}' \