oneliner to open a bunch of hosts/urls

oopen.sh

firefox `cat urls.txt | awk '{if(index($1,"http")){print $1}else{print "http://"$1;print "https://"$1}}'
firefox `cat urls.txt | awk '{if(index($1,"http")){print $1}else{print "http://"$1;print "https://"$1}}' | tr "\n" " "`

chromium-browser `cat urls.txt | awk '{if(index($1,"http")){print $1}else{print "http://"$1;print "https://"$1}}'
chromium-browser `cat urls.txt | awk '{if(index($1,"http")){print $1}else{print "http://"$1;print "https://"$1}}' | tr "\n" " "`

function oopen() {
  firefox `cat $1 | awk '{if(index($1,"http")){print $1}else{print "http://"$1;print "https://"$1}}'
}


ALTERNATIVES:

@MaplesonMaple
Firefox/Chrome plugin
https://github.com/htrinter/Open-Multiple-URLs

@honze_net
cat urls.txt | xargs firefox
cat urls.txt | awk '{print ($1 ~ "://") ? $1 : "http://"$1"\nhttps://"$1}' | xargs firefox