RosettaCodeData/Task/Hello-world-Web-server/Seed7/hello-world-web-server.seed7

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$ include "seed7_05.s7i";
include "listener.s7i";
const proc: main is func
local
var listener: aListener is listener.value;
var file: sock is STD_NULL;
begin
aListener := openInetListener(8080);
listen(aListener, 10);
while TRUE do
sock := accept(aListener);
write(sock, "HTTP/1.1 200 OK\r\n\
\Content-Type: text/html; charset=UTF-8\r\n\
\\r\n\
\<html><body>Hello, world!</body></html>\n");
close(sock);
end while;
end func;