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爲什麼不用這個bash版本的捲曲? (永遠等待)bash版本的捲曲 - 永遠在等
url="$1"
uri=($(echo "$url" | sed 's~http://\([^/][^/]*\)\(.*\)~\1 \2~'))
HOST=${uri[0]:=localhost}
FILE=${uri[1]:=/}
exec {SOCKET}<>/dev/tcp/$HOST/80
echo -ne "GET $FILE HTTP/1.1\nHost: $HOST\n" >&${SOCKET}
<&${SOCKET} sed -e '1,/^.$/d'