use utf8ãã¦ããæã®lengthã¯æåæ°ãæ°ãã¦ãã¾ããã©ããã以å¤ã®ã¨ãã¯ããã¤ãæ°ãæ°ããããã ãã¨ããã§ã以ä¸ã®ããã«ãããutf8ã®ãã¤ãæ°ãåããããããªããã¨æããã ãã©ããã¾ãutf8æååã®ãã¤ãæ°ã«éè¦ããªãã®ããã°ã°ã£ã¦ãä¾ãåºã¦ããªãã ä½ãè¦ãã¨ãã¦ããã®ãããããªããªã use utf8; my $bytes = length unpack('a*',$utf8_str); use utf8ã§ã®æååã®ãã¤ãæ° ãããåãæåå¾æ¹æ³ããããªãã¦å°ã£ããã¨ãããã ã£ã¦ãã¨ã§åèæ´»åãã¨ãã bytes::lengthã使ãã¾ãã use utf8; require bytes; my $bytes = bytes::length $utf8_str; ãrequire bytesãã大äºããrequire bytesããããããuse bytesããã¡ãã£
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