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Andrei AlexandrescuãŒè€ƒæ¡ˆã—ãŸExpected<T>ã¨ã„ã†ã‚¯ãƒ©ã‚¹ã‚’ã€ã„ã¾Boostã¨C++æ¨™æº–ã«ææ¡ˆã™ã‚‹å‹•ããŒã‚ã‚Šã¾ã™ã€‚ Vicente Botet Escribaã•ã‚“ã¨Pierre Talbotã•ã‚“ãŒç¾åœ¨é–‹ç™ºã‚’é€²ã‚ã¦ã„ã‚‹expectedã‚¯ãƒ©ã‚¹ã¯ã€ã‚¨ãƒ©ãƒ¼å€¤ã¨æ£å¸¸å€¤ã‚’æ±Žç”¨çš„ã«è¡¨ã™åž‹ã§ã™ã€‚boost::optionalã‚„boost::variantã®äºœç¨®ã§ã€Haskellã‚„Scalaã«ã‚ã‚‹Eitherã‚’ã‚¨ãƒ©ãƒ¼ã«ç‰¹åŒ–ã•ã›ãŸã‚‚ã®ã§ã™ã€‚Haskellçš„ã«ã¯MonadErrorã«ç›¸å½“ã™ã‚‹ãã†ã§ã™ã€‚ç§ã‚‚ä»¥å‰ã€ä¼¼ãŸã‚ˆã†ãªã®ã‚’æ›¸ãã¾ã—ãŸï¼šã€Œã‚¨ãƒ©ãƒ¼è¨±å®¹åž‹ã‚’ä½œã£ãŸã€ã€‚ ã‚¼ãƒå‰²ã‚Šã‚’é©åˆ‡ã«ãƒãƒ³ãƒ‰ãƒªãƒ³ã‚°ã™ã‚‹ã€å®‰å…¨ãªå‰²ã‚Šç®—é–¢æ•°ã«ä¾‹å¤–ã‚’ä½¿ã†ã¨ã€ä»¥ä¸‹ã®ã‚ˆã†ãªã‚³ãƒ¼ãƒ‰ã«ãªã‚Šã¾ã™ï¼š struct DivideByZero: public std::exception { â€¦ }; double safe_div
potato777 2014/05/30
C++

boost
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potato777 2011/02/14
C++

boost
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C++/Boost åŸºç¤Žæ–‡æ³•æœ€é€Ÿãƒžã‚¹ã‚¿ãƒ¼ - é‡Žè‰¯C++erã®é›‘è¨˜å¸³
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potato777 2011/01/24
C++

boost
ãƒªãƒ³ã‚¯
Boost C++ãƒ©ã‚¤ãƒ–ãƒ©ãƒª - Wikipedia
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potato777 2010/08/01
boost

c++
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