75> io:format(<<"~s",10>>,["hoge"]).
hoge
ok
76> io:write(<<"~s",10>>).
<<126,115,10>>ok
77> io:put_chars(<<"~s",10>>).
~s
ok
78> io:format("~s",[<<"~s",10>>]).
~s
ok
79> io:fwrite("~s",[<<"~s",10>>]).
~s
ok
82> io:fwrite(standard_io,"~s",[<<"~s",10>>]).
~s
ok
83> io:format(standard_io,"~s",[<<"~s",10>>]).
~s
ok
formatとfwriteは同じなんでしょうか。