argv[1] = <^J^J^J> argv[1] = <++^J++> argv[1] = <> argv[1] = <^J^I > argv[1] = <abc> argv[1] = <^M^[^Gabc> argv[1] = <hello,> argv[2] = <world> argv[1] = <hello, world> argv[1] = <> argv[1] = <$hello, world> argv[1] = <hello, $world> argv[1] = <hello, "world"> argv[1] = <hello, $"world"> argv[1] = <hello, $"world"> argv[1] = <$hello, chet> argv[1] = <hello, chet> ok 'abcd' 'abcd' \'abcd\' \'abcd\' argv[1] = <A\CB> argv[1] = <A\CB> argv[1] = <ab$cde> A\CB A\CB A\CB argv[1] = <hello, $"world"> argv[1] = <hello, \$"world"> argv[1] = <hello, $"world"> argv[1] = <hello, $world> 1 1 ;foo argv[1] = <^I> argv[1] = <'A^IB'> hello' world hello world! hello' world!