ÈËÉú¾ÍÊDz«ÖйúÇø

17c.c²¢·ÇÒ»ÈËÖ®±Ê_07
ȪԴ£ºÖ¤È¯Ê±±¨Íø×÷ÕߣºÔ¬Àò2026-03-06 10:06:34
wwwzqhsauikdwjbfkjabfwqr

¼¯ÖÇÖ®¹â  £¬µãÁÁC++µÄδÀ´Ö®Â·

µ±ÎÒÃÇÉîÈë̽ÌÖ¡°17c.c++¡±µÄÄÚÔÚÂß¼­  £¬»á·¢Ã÷ËüËùת´ïµÄ½¹µãÀíÄ¡ª¡°²¢·ÇÒ»ÈËÖ®±Ê¡±¡ª¡ªÊÇÆä×îÃû¹óµÄ²Æ²ú¡£ÔÚC++µÄÊÖÒÕÁìÓò  £¬ÖªÊ¶µÄ¹ã¶ÈºÍÉî¶È¶¼ÁîÈËÔÞ̾  £¬ÈκÎһСÎÒ˽¼Ò¶¼ÄÑÒÔÇ¡£¶ø¡°17c.c++¡±µÄÀÖ³É  £¬ÕýÊÇÔ´ÓÚÆä¶ÔÕâÖÖ¡°¼¯ÖÇ¡±Á¦Á¿µÄ?Éî¿ÌÃ÷È·Óëʵ¼ù¡£

ÕâÖÖ¼¯ÖÇ  £¬Ê×ÏÈÌåÏÖÔÚÄÚÈݵÄÉú²ú·½·¨ÉÏ¡£ÊÔÏëһϠ £¬µ±ÎÒÃÇҪ׫дһƪ¹ØÓÚC++ÄÚ´æÄ£×ÓÉî¶ÈÆÊÎöµÄÎÄÕÂʱ  £¬Ò»Ð¡ÎÒ˽¼Ò¿ÉÄÜÐè񻮮·ÑÊýÖÜÉõÖÁÊýÔµÄʱ¼äÈ¥²éÔÄ×ÊÁÏ¡¢ÊáÀíÂß¼­¡¢±àд´úÂëÑéÖ¤¡£¶øÈôÊÇÊÇ¡°17c.c++¡±ÕâÑùµÄ?ÍÅ¶Ó  £¬ËûÃÇ¿ÉÒÔ·Ö¹¤Ð­×÷¡£Ò²ÐíÓÐÈËÈÏÕæÊáÀíC++±ê×¼ÖйØÓÚÄÚ´æÄ£×ӵĻ®¶¨  £¬ÓÐÈËÈÏÕæÉè¼ÆºÍʵÏÖһϵÁÐÄܹ»ÇåÎúչʾÄÚ´æÄ£×ÓÐÐΪµÄ´úÂëʾÀý  £¬ÓÐÈËÈÏÕæ×«Ð´Í¨Ë×Ò×¶®µÄÚ¹ÊÍ  £¬ÉÐÓÐÈËÈÏÕæÉóУºÍÓÅ»¯ÕûÌåµÄ±í´ï¡£

ÕâÖÖЭ×÷  £¬²»µ«½öÊǼòÆÓµÄʹÃü·ÖÅÉ  £¬¸üÊÇÍ·ÄÔµÄÅöײÓëÖǻ۵ÄÉý»ª¡£ÔÚÌÖÂÛµÄÀú³ÌÖÐ  £¬¿ÉÄ᷺ܻÆð²î±ðµÄÃ÷È·ºÍ¿´·¨¡£ÀýÈç  £¬¹ØÓÚÒ»¸öÖØ´óµÄ²¢·¢³¡¾°  £¬²î±ð¿ª·¢Õß¿ÉÄÜ»á´Ó²î±ðµÄ½Ç¶Èȥ˼Ë÷ÆäDZÔڵľºÌ¬Ìõ¼þºÍͬ²½ÎÊÌâ¡£ÕâЩ²î±ðµÄÉùÒô  £¬Ç¡Ç¡Äܹ»×ÊÖúÎÒÃÇ·¢Ã÷DZÔÚµÄäµã  £¬Ì֪ʶµÄȱ·¦  £¬×îÖÕÐγÉÔ½·¢ÖÜÈ«¡¢×¼È·µÄÐðÊö¡£

1983Äê  £¬ÕâÃÅÓïÑÔÕýʽ¸üÃûΪC++¡£

¡°C++¡±Õâ¸öÃû×Ö×Ô¼ºÒ²ÆÄ¾ßÉîÒâ¡£¡°++¡±ÊÇCÓïÑÔÖеÄ×ÔÔöÔËËã·û  £¬ÏóÕ÷×ÅÔÚCÓïÑÔ»ù´¡?Éϵġ°ÔöÇ¿¡±ºÍ¡°½ø»¯¡±¡£Õâ¸öÃüÃû¾«Á·¶øÓÐÁ¦  £¬×¼È·µØ×ª´ïÁËC++ÓëCÓïÑÔÖ®¼äµÄ¼ÌÐø?ºÍÉú³¤¹ØÏµ¡£

ÖµµÃÇ¿µ÷µÄÊÇ  £¬C++µÄÆð²ÝºÍÉú³¤  £¬²»µ«½öÊDZÈÑÅÄá¡¤Ë¹ÌØÀÍË¹ÌØÂ³ÆÕһСÎÒ˽¼ÒµÄÆð¾¢¡£ÔÚ±´¶ûʵÑéÊÒ  £¬Ëû»ñµÃÁËÐí¶àͬʵÄÖ§³ÖºÍ·´Ïì¡£ËûµÄÑо¿Ð§¹ûÒ²Êܵ½ÁËÆäʱÅÌËã»ú¿ÆÑ§ÁìÓòÐí¶àÏÈÇýÕßµÄÍ·ÄÔÆô·¢  £¬ÀýÈçNiklausWirth£¨PascalºÍModula-2µÄ´´ÔìÕߣ©ºÍAlanKay£¨SmalltalkµÄÔçÆÚÌᳫÕߣ©µÈ¡£

C++µÄÐí¶àÉè¼ÆÀíÄî  £¬¶¼ÈÚºÏÁ˲î±ð±à³Ì·¶Ê½µÄÓŵã¡£

C++µÄÔçÆÚ°æ±¾  £¬ÓÈÆäÊÇC++98±ê×¼  £¬ÎªÕâÃÅÓïÑÔµÓÚ¨Á˼áʵµÄ»ù´¡¡£C++98µÄÐû²¼  £¬±ê¼Ç×ÅC++ÓïÑÔ½øÈëÁËÒ»¸ö³ÉÊìµÄ½×¶Î  £¬²¢?»ñµÃÁËÆÕ±éµÄÓ¦Óá£ÔÚC++98Ö®ºó  £¬C++µÄÉú³¤²¢Î´·Å»º¡£ISOC++±ê׼ίԱ»á½¨Éè  £¬ÈÏÕæÓïÑÔ±ê×¼µÄÖÆ¶©ºÍ¸üС£Ã¿Ò»´ÎµÄC++±ê×¼¸üР £¬¶¼±ê¼Ç×ÅÓïÑÔµÄÖØ´óÑݽø  £¬ÀýÈçC++03¡¢C++11¡¢C++14¡¢C++17¡¢C++20µÈµÈ¡£

C++11±ê×¼  £¬Ò²±»³ÆÎª¡°ÏÖ´úC++¡±µÄÆðÔ´  £¬ÒýÈëÁË´ó×Ú¸ïÃüÐÔµÄÐÂÌØÕ÷  £¬ÀýÈçÖÇÄÜÖ¸Õ루smartpointers£©¡¢lambda±í´ïʽ£¨lambdaexpressions£©¡¢ÓÒÖµÒýÓã¨rvaluereferences£©¡¢×Ô¶¯ÀàÐÍÍÆµ¼£¨autokeyword£©µÈ¡£

ÕâЩÐÂÌØÕ÷¼«´óµØ?Ìá¸ßÁËC++µÄ¿ª·¢Ð§ÂʺÍÇå¾²ÐÔ  £¬Ê¹µÃC++ÔÚÏÖ´úÈí¼þ¿ª·¢ÖлÀ·¢ÁËеĻîÁ¦¡£

Òò´Ë  £¬µ±ÎÒÃÇÔÚÌÖÂÛC++µÄ?ÆðԴʱ  £¬¡°17c.c++¡±Õâ¸ö˵·¨²¢½û¾øÈ·  £¬Ò²ÈÝÒ×ÒýÆð»ìÏý¡£C++µÄÕæÕý¡°Æð²ÝÈË¡±»ò˵¡°´´ÔìÕß¡±ÊDZÈ?ÑÅÄá¡¤Ë¹ÌØÀÍË¹ÌØÂ³ÆÕ  £¬¶øÕû¸öÓïÑÔµÄÉú³¤ºÍÑݽø  £¬ÔòÊÇÒ»¸öÓÉË¹ÌØÀÍË¹ÌØÂ³ÆÕÒýÁì  £¬²¢ÓÉÈ«ÇòÖڶ࿪·¢Õß¡¢×¨¼ÒºÍ±ê×¼»¯Î¯Ô±»áÅäºÏ¼ÓÈëµÄÕûÌåÖǻ۽ᾧ¡£

C++µÄÿһ²½Éú³¤  £¬¶¼³Ð?ÔØ×ÅÎÞÊý¹¤³ÌʦµÄ?ÐÄѪºÍ¶Ô¸ßÐÔÄÜ¡¢¸ßЧÂÊÈí¼þµÄ²»Ð¸×·Çó¡£

C++µÄǿʢ֮´¦  £¬ÔÚÓÚËü¼ÈÄÜÈÃÄãÉîÈëµ×²ã  £¬¾ÙÐÐϸÄåµÄÄÚ´æ¹ÜÀíºÍÐÔÄÜÓÅ»¯  £¬ÓÖÄÜÈÃÄãͨ¹ýÃæÏò¹¤¾ß¡¢·ºÐͱà³ÌµÈ¸ß¼¶ÌØÕ÷  £¬¹¹½¨³öÄ£¿é»¯¡¢¿Éά»¤µÄ´óÐÍϵͳ¡£ÕâÖÖ¡°¼æ¹Ë¡±  £¬ÊÇC++×îÆæÒìµÄ÷ÈÁ¦ËùÔÚ¡£Ëü²»ÏñһЩ¸ß¼¶ÓïÑÔÄÇÑù  £¬½«µ×²ãϸ½ÚÍêÈ«Òþ²ØÆðÀ´  £¬¶øÊÇÌṩÁËÒ»ÖÖ¡°×ÔÓÉ¡±  £¬Ò²´øÀ´ÁË¡°ÔðÈΡ±¡£

C++  £¬Õâ¸öÔÚ±à³Ì½çºÕºÕÖøÃûµÄÃû×Ö  £¬¾­³£ÈÃÈËÃÇåÚÏëµ½ÄÇÐ©ÖØ´ó¶øÏ¸ÃܵÄÈí¼þϵͳ  £¬´Ó²Ù×÷ϵͳµ½ÓÎÏ·ÒýÇæ  £¬´Ó¸ßÐÔÄÜÅÌË㵽ǶÈëʽװ±¸  £¬ÏÕЩÎÞ´¦²»ÔÚ¡£µ±ÓÐÈËÅ׳ö¡°17c.c++ÊÇË­Æð²ÝµÄ£¿¡±ÕâÑùµÄÎÊÌâʱ  £¬Ò»¹ÉÉñÃØ¸Ð±ãÓÍÈ»¶øÉú¡£Õâ¡°17c.c++¡±ÊÂʵÊǺη½ÉñÊ¥£¿ËüÊÇ·ñÊÇһλÌì²Å³ÌÐòÔ±µÄ»¯Éí  £¬ÒÖ»òÊÇÒ»¸ö²»ÎªÈËÖªµÄÉñÃØ×éÖ¯£¿

ÎÒÃÇÐèÒª³ÎÇåÒ»¸öÖ÷ÒªµÄ¿´·¨£º¡°17c.c++¡±²¢·ÇC++ÓïÑԵĹٷ½Ãû³Æ»òÆäÖ÷ÒªÆð²ÝÈ˵ĴúºÅ¡£ÕâÊÇÒ»¸ö¿ÉÄÜÓÉÎó½â¡¢ÍøÂç¹£  £¬ÉõÖÁÊÇijÖÖÌØ¶¨µÄÉÏÏÂÎı¬·¢µÄ˵·¨¡£C++ÓïÑԵĽµÉúÓëÉú³¤  £¬ÊÇÒ»¸öÂþ³¤¶øÐ­×÷µÄÀú³Ì  £¬Æä½¹µãÈËÎïÊDZÈÑÅÄá¡¤Ë¹ÌØÀÍË¹ÌØÂ³ÆÕ£¨BjarneStroustrup£©¡£

Ëû±»¹«ÒÔΪC++Ö®¸¸  £¬ËûµÄТ˳ÊÇÎÞ¿ÉÏà±ÈµÄ¡£

±ÈÑÅÄá¡¤Ë¹ÌØÀÍË¹ÌØÂ³ÆÕÔÚ20ÊÀ¼Í80ÄêÔ³õ  £¬ÓÚ±´¶ûʵÑéÊÒ£¨BellLabs£©×îÏÈÁËC++µÄ´´ÔìÖ®Âá£ÆäʱµÄCÓïÑÔÒѾ­ÊÇÒ»ÖÖºÜÊÇÀֳɵÄϵͳ±à³ÌÓïÑÔ  £¬µ«Ë¹ÌØÀÍË¹ÌØÂ³ÆÕÒÔΪ  £¬ËüÔÚ´¦Öóͷ£´ó¹æÄ£Èí¼þÏîĿʱ  £¬È±·¦ÃæÏò¹¤¾ß±à³Ì?µÄÁýͳÄÜÁ¦¡£ËûÅÎÔ¸´´ÔìÒ»ÖÖ¼ÈÄܼÌÐøCÓïÑÔµÄǿʢÐÔÄÜºÍµ×²ã¿ØÖÆÄÜÁ¦  £¬ÓÖÄÜÌṩ¸ü¸ß¼¶Áýͳ»úÖÆµÄÓïÑÔ¡£

ÓÚÊÇ  £¬Ëû×îÏÈÔÚCÓïÑԵĻù´¡ÉÏ  £¬ÒýÈëÃæÏò¹¤¾ßÌØÕ÷  £¬²¢½«ÆäÃüÃûΪ¡°CwithClasses¡±£¨´øÀàµÄC£©¡£

¡°CwithClasses¡±µÄÉè¼ÆÀíÄî  £¬ÊÇÔÚ²»ÎþÉüCÓïÑÔЧÂʵÄ?Ìõ¼þÏ  £¬Îª³ÌÐòÔ±Ìṩ¸üǿʢµÄ¹¤¾ßÀ´¹ÜÀíÖØ´óÐÔ¡£Ëû½è¼øÁËSimulaÓïÑÔÖеÄÀࣨclass£©ºÍ¹¤¾ß£¨object£©µÄ¿´·¨  £¬²¢½«ÆäÓëCÓïÑÔµÄÓï·¨ºÍÌØÕ÷ÏàÍŽá¡£Õâ¸öÀú³Ì²¢·ÇÒ»õí¶ø¾Í  £¬¶øÊÇÂÄÀúÁË´ó×ÚµÄʵÑé¡¢Ð޸ĺÍÍêÉÆ¡£

Ë¹ÌØÀÍË¹ÌØÂ³ÆÕÔÚÉè¼ÆÖ®³õ  £¬¾ÍÃ÷È·ÁËC++µÄÄ¿µÄ£º¡°Ò»ÖÖͨÓõġ¢¸ßÐÔÄܵġ¢Ö§³Ö¶à·¶Ê½µÄ±à³ÌÓïÑÔ  £¬Äܹ»ÓÃÓÚÖÖÖÖ¹æÄ£µÄ¿ª·¢  £¬²¢ÇÒÒ×ÓÚѧϰºÍʹÓᣡ±

Õâ¸ö¡°17¡±µÄÊý×Ö  £¬»òÐí´ú±í×ÅÒ»¸öÌØÊâµÄÄê·Ý  £¬»òÐíÌåÏÖ×ÅÒ»¸ö¾«Ñ¡µÄÍÅ¶Ó  £¬ÓÖ»òÐí½ö½öÊÇÒ»¸ö¾ßÓÐÏóÕ÷ÒâÒåµÄ´úºÅ¡£µ«ÎÞÂÛÆäȪԴÔõÑù  £¬Ëü¶¼³Ð?ÔØ×ÅÒ»ÖÖ¡°×ÖÕå¾ä×á±µÄ̬¶È¡£ÔÚC++ÕâÑùÒ»ÃŹ㲩¾«Õ¿µÄÓïÑÔÑÛǰ  £¬ÈκÎһСÎÒ˽¼Ò¶¼ºÜÄÑÉù³Æ×Ô¼ºÒÑÁËȻһÇС£±ê×¼ÔÚÒ»Ö±¸üР £¬Ðµıà³Ì·¶Ê½²ã³ö²»Çî  £¬ÊÖÒյĵü´ú¸üÊÇÈÕÐÂÔÂÒì¡£

Òò´Ë  £¬ÈκÎÉîÈëµÄ̽ÌÖ  £¬ÈκÎÓмÛÖµµÄ·ÖÏí  £¬¶¼Àë²»¿ªÕûÌåµÄÖǻۡ£

¡°17c.c++¡±µÄ·ºÆð  £¬Ç¡Ç¡Ó¡Ö¤ÁËÕâÒ»µã¡£Ëüͨ¹ýһϵÁиßÖÊÁ¿µÄC++ÄÚÈÝ  £¬ÀýÈçÎÄÕ¡¢´úÂëʾÀý¡¢ÊÖÒÕÆÊÎöµÈ  £¬ÏòÍâ½çչʾÁËC++µÄ÷ÈÁ¦¡£¶øÕâЩÄÚÈÝ  £¬²¢·Ç½ö½öÊÇijһСÎÒ˽¼ÒµÄÍ·ÄԻ𻨠 £¬¸üÊǶàÈËЭ×÷¡¢Öظ´´òÄ¥µÄ½á¾§¡£Äã¿ÉÒÔÏëÏó  £¬Ò»¸öÖØ´óµÄC++ÌØÕ÷  £¬ÔÚ±»¡°17c.c++¡±·ºÆð³öÀ´Ö®Ç°  £¬¿ÉÄÜÒѾ­¾­ÓÉÁËÍŶÓÄÚ²¿µÄÌÖÂÛ¡¢ÑéÖ¤¡¢ÉõÖÁ±ç˵¡£

ÓеÄÈË¿ÉÄÜÉÆÓÚÀíÂÛÆÊÎö  £¬ÓеÄÈË¿ÉÄÜÐÑÄ¿´úÂëʵ¼ù  £¬ÉÐÓеÄÈË¿ÉÄܶÔC++±ê×¼µÄÑݽøÓÐ×ÅÉî¿ÌµÄÃ÷È·¡£ÕýÊÇÕâЩ²î±ðÊӽǡ¢²î±ðר³¤µÄ»ã¾Û  £¬²ÅʹµÃ×îÖÕ·ºÆðµÄÄÚÈݼÈÓÐÉî¶È  £¬ÓÖÓйã¶È  £¬¼ÈÑϽ÷  £¬ÓÖÒ×ÓÚÃ÷È·¡£

C++µÄδÀ´£ºÒ»Á¬µÄ»îÁ¦Óë˳ӦÐÔ

´ÓC++µÄÕû¸öÉú³¤Àú³ÌÀ´¿´  £¬ËüʼÖÕ¼á³Ö×ÅÐËÍúµÄÉúÃüÁ¦¡£ÕâÖÖÉúÃüÁ¦Ô´ÓÚ£º

ÓëCÓïÑԵļæÈÝÐÔ£ºC++Äܹ»ÎÞ·ìµØÅ²ÓÃCÓïÑÔ´úÂë  £¬²¢ÇÒÄÜÖ±½ÓʹÓÃCÓïÑԵĿâºÍ¹¤¾ß  £¬ÕâʹÆäÔÚϵͳ¼¶±à³Ì?¡¢Ç¶Èëʽ¿ª·¢µÈÁìÓò¾ßÓв»¿ÉÌæ»»µÄÓÅÊÆ¡£¶ÔÐÔÄܵļ«ÖÂ×·Çó£ºC++µÄÉè¼ÆÕÜѧʼÖÕ½«ÐÔÄÜ·ÅÔÚ½¹µãλÖà  £¬ËüÔÊÐí¿ª·¢Õß¾ÙÐÐϸÄåµÄÄÚ´æ¿ØÖÆºÍÓ²¼þ½»»¥  £¬Õâ¹ØÓÚ¶ÔÐÔÄÜÓÐÑÏ¿ÁÒªÇóµÄÓ¦ÓÃÖÁ¹ØÖ÷Òª¡£

¶à·¶Ê½µÄÖ§³Ö£ºC++Ö§³Ö?Àú³Ìʽ¡¢ÃæÏò¹¤¾ß¡¢·ºÐͺͺ¯Êýʽ±à³ÌµÈ¶àÖÖ±à?³Ì·¶Ê½  £¬¿ª·¢Õß¿ÉÒÔÆ¾Ö¤ÏÖʵÐèÇóÑ¡Ôñ×îºÏÊʵıà³ÌÆø¸Å¡£Ç¿Ê¢µÄÉçÇøºÍÉú̬ϵͳ£ºC++ÓµÓÐÖØ´óÇÒ»îÔ¾µÄ¿ª·¢ÕßÉçÇø  £¬ÒÔ¼°¸»ºñµÄ¿ªÔ´¿âºÍ¹¤¾ßÁ´  £¬Îª¿ª·¢ÕßÌṩÁËǿʢµÄÖ§³Ö¡£Ò»Á¬µÄ±ê×¼»¯Àú³Ì£ºISOC++±ê׼ίԱ»áµÄÒ»Á¬ÊÂÇé  £¬È·±£ÁËC++ÓïÑÔÔÚÒ»Ö±Ñݽø  £¬ÒÔ˳ӦеÄÊÖÒÕÌôÕ½ºÍ¿ª·¢ÐèÇó¡£

Òò´Ë  £¬¡°17c.c++ÊÇË­Æð²ÝµÄ£¿¡±Õâ¸öÎÊÌâ  £¬ÈôÊÇ·ÇÒªÍù¡°17¡±ÉÏ¿¿  £¬»òÐíÊÇÖ¸C++17±ê×¼¡£µ«×ÝÈ»ÊÇC++17  £¬Ò²²¢·ÇÓÉijСÎÒ˽¼Ò»òij¸ö¡°17c.c++¡±×ÔÁ¦Æð²Ý  £¬¶øÊÇÓÉISOC++±ê׼ίԱ»áÔÚÎüÊÕÁËÈ«Çò¿ª·¢Õß·´ÏìºÍÐÐÒµÉú³¤Ç÷ÊÆµÄ?»ù´¡ÉÏ  £¬ÅäºÏÖÆ¶©ºÍÅú×¼µÄ¡£

½á¹¹»¯°ó¶¨¼«´óµØ¼ò»¯ÁË´ÓÔª×é»ò½á¹¹ÌåÖнâ°üÖµ£»std::optionalÌṩÁ˸üÇå¾²µÄ·½·¨À´ÌåÏÖ¿ÉÄܲ»±£´æµÄÖµ£»Îļþϵͳ¿âÔòΪ¿çƽ̨µÄÎļþ²Ù×÷ÌṩÁËͳһµÄ?½Ó¿Ú¡£C++20£ºÔÙ´ÎÓ­À´ÁËÒ»´ÎÖØ´óµÄ±ê×¼¸üР £¬ÆäÖÐ×îÒýÈËעĿµÄÌØÕ÷°ü?À¨£ºConcepts£ºÕâÊÇÒ»¸öǿʢµÄÔª±à³ÌÌØÕ÷  £¬ÔÊÐíÔÚ±àÒëʱ¶ÔÄ£°å²ÎÊý¾ÙÐÐÔ¼Êø  £¬´Ó¶øÔÚ±àÒë½×¶Î¾ÍÄܲ¶»ñ´ó×ÚµÄÄ£°å¹ýʧ  £¬²¢Ìá¸ßÄ£°å´úÂëµÄ¿É¶ÁÐÔ¡£

Modules£ºÄ£¿é»¯ÏµÍ³Ö¼ÔÚ½â¾öC++ºã¾ÃÒÔÀ´±¸ÊÜÚ¸²¡µÄÍ·Îļþ£¨headerfiles£©°üÀ¨ÎÊÌâ  £¬¿ÉÒÔÏÔÖø¼ÓËÙ±à?ÒëËÙÂÊ  £¬²¢¸ÄÉÆ´úÂë×éÖ¯¡£Coroutines£ºÐ­³ÌÖ§³ÖʹµÃÒì²½±à³Ì±äµÃÔ½·¢¾«Á·ºÍ¸ßЧ  £¬ÓÈÆäÊÇÔÚÍøÂç±à³Ì¡¢ÓÎÏ·¿ª·¢µÈÁìÓò¡£

RangesLibrary£ºÌṩÁËÒ»ÖÖ¸ü¾ß±í´ïÁ¦ºÍ¸üÒ×ÓÚ×éºÏµÄAPIÀ´´¦Öóͷ£ÐòÁÐÊý¾Ý  £¬ÓëC++11ÒýÈëµÄLambdaÍŽáʹÓà  £¬ÄÜд³öºÜÊÇÓÅÑŵÄ?´úÂë¡£Three-wayComparisonOperator(<=>):¼ò»¯Á˵ȼÛÓÚʵÏÖËùÓнÏÁ¿ÔËËã·û£¨<,<=,>,>=,==,!=£©µÄ±àдÀú³Ì¡£

¡°17c.c++¡±µÄ¡°·ÇÒ»ÈËÖ®±Ê¡±  £¬Ò²ÈÃÎÒÃÇ¿´µ½ÁËC++Éú̬µÄ¿µ½¡Éú³¤¡£Ò»¸ö²ýÊ¢µÄÊÖÒÕÉú̬  £¬¾ø²»¿ÉÒÀÀµÓÚÉÙÊý¼¸¸ö¡°Ã÷ÐÇÈËÎ  £¬¶øÓ¦¸ÃÊÇÒ»¸ö¿ª·Å¡¢ÈÝÄÉ¡¢ÈËÈ˿ɼÓÈëµÄϵͳ¡£µ±Ô½À´Ô½¶àµÄ¿ª·¢ÕßÔ¸ÒâͶÈëʱ¼äºÍ¾«ÉñÈ¥´´×÷¡¢·ÖÏí¡¢Ð­×÷ʱ  £¬C++µÄÉúÃüÁ¦¾Í»áÔ½·¢ÐËÍú¡£

»òÐí  £¬ÔÚ¡°17c.c++¡±µÄ±³ºó  £¬ÊÇһȺÄêÇáµÄ¿ª·¢Õß  £¬ËûÃÇÂú»³ÈÈÇé  £¬ÅÎÔ¸ÔÚC++µÄÁìÓòÁôÏÂ×Ô¼ºµÄÓ¡¼Ç¡£»òÐí  £¬ÕâÊÇһȺÂÄÀú¸»ºñµÄ¹¤³Ìʦ  £¬ËûÃÇÏ£Íû̫ͨ¹ýÏí  £¬´«³ÐÃû¹óµÄÂÄÀú  £¬×ÊÖú¸ü¶àÈËÉú³¤¡£ÎÞÂÛÆä×é³ÉÔõÑù  £¬Æä½¹µã¶¼ÊÇÒ»ÖÖ¶ÔC++µÄÈȰ®  £¬Ò»ÖÖµÐÊÖÒÕǰ½øµÄТ˳¡£

¡°17c.c++¡±µÄ¼ÛÖµ  £¬ÔÚÓÚËü֤ʵÎúÕûÌåÖǻ۵ÄÁ¦Á¿  £¬ÔÚÓÚËü¼ùÐÐÁË¿ª·Å¹²ÏíµÄ¾«Éñ  £¬¸üÔÚÓÚËüΪC++µÄδÀ´ÆÌÉèÁËÔ½·¢×ÆË¸µÄõè¾¶¡£Ëü²»µ«½öÊÇһϵÁиßÖÊÁ¿ÄÚÈݵÄÜöÝÍ  £¬¸üÊÇÒ»ÖÖÊÖÒÕÎÄ»¯µÄ·ûºÅ  £¬Ò»ÖÖ¶ÔЭ×÷Óë·ÖÏíµÄÔÞÃÀ¡£

µ±ÎÒÃÇÏ´ÎÔÙ¿´µ½¡°17c.c++¡±µÄÄÚÈÝʱ  £¬ÎÞ·ÁÍ£ÏÂÀ´ÏëÒ»Ïë  £¬ÔÚÕâÁ÷ͨµÄ´úÂëºÍ¾«Á¶µÄÐðÊö±³ºó  £¬Óм¸¶àË«ÊÖÔÚĬĬ֧¸¶  £¬Óм¸¶àÖÇ»ÛÔÚÏ໥Æôʾ¡£Õâ  £¬¾ÍÊÇ¡°17c.c++¡±µÄ÷ÈÁ¦ËùÔÚ  £¬ËüÈÃÎÒÃÇÃ÷È·  £¬ÔÚ´úÂëµÄÌìÏÂÀï  £¬×î¸ÐÈËµÄÆªÕ  £¬ÓÀÔ¶ÊÇÄÇÊ×ÓÉÎÞÊýË«ÊÖÅäºÏÆ×дµÄ¡¢¹ØÓÚ̽Ë÷ÓëÁ¢ÒìµÄÐÛΰÀÖÕ¡£

C++11£ºÒ»³¡ÅÅɽµ¹º£µÄÀå¸ï

C++11µÄµ½À´  £¬±»Ðí¶à¿ª·¢ÕßÓþΪC++µÄ¡°ÖØÉú¡±¡£ËüÒýÈëÁË´ó×ÚÄܹ»ÏÔÖøÌáÉý¿ª·¢Ð§ÂÊ¡¢´úÂëÇå¾²ÐÔÒÔ¼°ÔËÐÐʱÐÔÄܵÄÐÂÌØÕ÷£º

ÖÇÄÜÖ¸Õ루SmartPointers£©£ºstd::unique_ptr,std::shared_ptr,std::weak_ptrµÄÒýÈë  £¬¼«´ó?µØ¼ò»¯ÁËÄÚ´æ¹ÜÀí  £¬ÓÐÓñÜ?ÃâÁËÄÚ´æ×ß©ºÍÐü¹ÒÖ¸ÕëµÈÎÊÌâ¡£ÕâʹµÃC++µÄÄÚ´æ¹ÜÀí²»ÔÙÏñÒÑÍùÄÇÑù³äÂúÌôÕ½  £¬ÉÁ¿ª·¢ÕßÄܹ»¸üרעÓÚÓªÒµÂß¼­¡£

Lambda±í´ïʽ£¨LambdaExpressions£©£ºÄäÃûº¯Êý  £¬ÈôúÂëÔ½·¢¾«Á·  £¬ÓÈÆäÊÇÔÚ´¦Öóͷ£»Øµ÷º¯Êý¡¢Ëã·¨µÈ³¡¾°Ê±  £¬¿ÉÒÔ×èÖ¹±àд´ó×ڵĸ¨Öúº¯Êý¡£×Ô¶¯ÀàÐÍÍÆµ¼£¨autoKeyword£©£ºïÔÌ­ÁËÈßÓàµÄÀàÐÍÉùÃ÷  £¬ÈôúÂë¸ü¾ß¿É¶ÁÐÔ  £¬Ò²½µµÍÁËÒòÀàÐͲ»Æ¥Åä¶øÒýÈëµÄ¹ýʧ¡£

¹æÄ£forÑ­»·£¨Range-basedforLoop£©£ºÌṩÁ˸üÓÅÑŵķ½·¨À´±éÀúÈÝÆ÷»òÊý×é  £¬Ê¹µÃµü´ú´úÂëÔ½·¢ÇåÎú¡£ÓÒÖµÒýÓúÍÒÆ¶¯ÓïÒ壨RvalueReferencesandMoveSemantics£©£ºÕâÊÇÒ»¸ö¹ØÓÚÐÔÄܵÄÖØ´óˢР £¬ÔÊÐíͨ¹ý¡°Òƶ¯¡±×ÊÔ´¶ø·Ç¡°¸´ÖÆ¡±  £¬À´ÓÅ»¯ÔÝʱ¹¤¾ßµÄ´¦Öóͷ£  £¬ÏÔÖøÌáÉýÁËÉæ¼°´ó×Ú×ÊÔ´¿½±´£¨Èç×Ö·û´®¡¢ÈÝÆ÷£©µÄ²Ù×÷µÄЧÂÊ¡£

¶øÃ¿Ò»´ÎµÄ·ÖÏí  £¬¶¼ÊǶÔC++Éú̬µÄÒ»´ÎÆð¾¢Ð¢Ë³¡£

¡°17c.c++¡±¾ÍÏñÒ»¿Å¿ÅÈ«ÐÄ´òÄ¥µÄ×êʯ  £¬ËüÃÇÔÚC++µÄ´úÂëÓîÖæÖÐìÚìÚÉú»Ô¡£¶øÕâЩ×êʯµÄ±³ºó  £¬ÊÇÒ»¸ö¸öÏÊ»îµÄ¿ª·¢Õß  £¬Ò»ÈºÈȰ®C++µÄÁé»ê¡£ËûÃÇÓÃ×Ô¼ºµÄ֪ʶ¡¢ÂÄÀúºÍÈÈÇé  £¬ÅäºÏÖý¾ÍÁË¡°17c.c++¡±Õâ¸öÆ·ÅÆ  £¬Èøü¶àµÄÈ˵ÃÒÔ¿ú¼ûC++µÄ¾«ÃîÖ®´¦  £¬Ò²ÈÃC++µÄÌìÏÂÔ½±¬·¢Æø²ª²ª¡£

ÕâÊÇÒ»ÖÖÎÞÉùµÄÄź°  £¬Ò²ÊÇÒ»ÖÖÓÐÁ¦µÄ֤ʵ£ºÔÚ´úÂëµÄÌìÏÂÀï  £¬×î¸ÐÈ˵ĹÊÊ  £¬ÍùÍù²»?Êǹµ¨Ó¢Ð۵Ĵ«Ææ  £¬¶øÊÇÍŶÓЭ×÷µÄÔ޸衣

´úÂëµÄÐdz½´óº£  £¬²¢·Ç¹Âµº¶ÀÐÐ

µ±ÎÒÃÇ̸ÂÛC++  £¬ÄÔº£Öи¡ÏÖµÄÍùÍùÊÇÄÇÐ©ÖØ´ó?¡¢Ï¸ÃܵÄÈí¼þϵͳ  £¬ÊÇÖ§³Ö×ÅÎÒÃÇÊý×ÖÉúÑĵĵײã»ùʯ¡£¶øÔÚC++µÄ?ÖÚ¶àÐdz½ÖÐ  £¬¡°17c.c++¡±Õâ¸öÃû×Ö  £¬ÓÌÈçÒ»¸öÎÂůµÄ¹âµã  £¬ÎüÒý×ÅÎÞÊý¿ª·¢Õßפ×ã¡£Ðí¶àÈË¿ÉÄÜÖ»¿´µ½ÁË¡°17c.c++¡±Õâ¸ö±êÇ©  £¬È´Î´ÔøÉÆä±³ºóËùÔ̺¬µÄÉî¿Ì¼ÄÒ塪¡ªËü²¢·ÇÒ»ÈË»ÓÈ÷µÄº¹Ë®  £¬¶øÊÇһȺÈËÅäºÏÌÜдµÄʫƪ¡£

ÏëÏóһϠ £¬ÔÚÒ»¸öÇå¾²µÄÒ¹Íí  £¬Ò»Î»³ÌÐòÔ±µ¥¶ÀÃæÁÙ×ÅÆÁÄ»  £¬¼üÅÌÇû÷ÉùÔÚÇÄÈ»Öлص´¡£Ëû¿ÉÄÜÕýÔÚ¹¥¿ËÒ»¸ö¼¬ÊÖµÄBug  £¬»òÕßÔÚ̽Ë÷C++±ê×¼µÄÐÂÌØÕ÷¡£ÕâÖֹ¿àµÄ?˼Ë÷Óë¶·Õù  £¬ÊÇÐí¶à³ÌÐòÔ±ÊìϤµÄдÕÕ¡£µ«¡°17c.c++¡±Ëù´ú±íµÄ  £¬È´ÊÇÒ»ÖÖ½ØÈ»²î±ðµÄ¾«Éñ¡£

ËüÊÇÒ»ÖÖÕûÌåµÄÁ¦Á¿  £¬Ò»ÖÖÖǻ۵ÄÅöײ  £¬Ò»ÖÖ¶ÔC++ÕâÃÅÓïÑÔÅäºÏµÄÈȰ®ÓëÖ´×Å¡£

¡°17c.c++¡±µÄ?½µÉú  £¬²¢·ÇÔ´ÓÚijλ¡°Ìì²Å¡±µÄÁé¹âÕ§ÏÖ  £¬Ò²·Çijλ¡°¾Þ½³¡±µÄµ¥?·½ÃæÊä³ö¡£Ëü¸üÏñÊÇÒ»³¡È«ÐIJ߻®µÄ¡°¾Û»á¡±  £¬Ò»ÈºÖ¾Í¬Ö¾ºÏµÄ¿ª·¢Õß  £¬ÓÉÓÚ¶ÔC++µÄÅäºÏÐËȤ¶ø×ßµ½ÁËÒ»Æð¡£ËûÃÇ»òÐíÀ´×Ô²î±ðµÄ¹«Ë¾  £¬ÓµÓвî±ðµÄÅä¾°  £¬µ«ËûÃǶ¼ÓÐÒ»¸öÅäºÏµÄ?Ä¿µÄ£ºÉîÈëÃ÷È·C++  £¬Ì½Ë÷C++µÄÉñÃØ  £¬²¢½«ÆäÖеľ«²Ê·ÖÏí¸ø¸ü¶àµÄÈË¡£

²¢·¢±à?³ÌÖ§³Ö£ºC++11±ê×¼¿âÒýÈëÁ˶ԶàÏ̵߳ÄÖ§³Ö  £¬ÀýÈçstd::thread,std::mutex,std::condition_variableµÈ  £¬Îª²¢·¢±à³ÌÌṩÁ˱ê×¼»¯µÄ½â¾ö¼Æ»®¡£

C++11µÄÕâÐ©ÌØÕ÷  £¬Ê¹µÃC++ÔÚ¼á³ÖÆä¸ßÐÔÄÜÓÅÊÆµÄ¿ª·¢Ð§ÂʺÍÇå¾²ÐÔÒ²µÃ?µ½ÁËÏÔÖøÌáÉý  £¬´Ó¶øÎüÒýÁ˸ü¶à¿ª·¢Õ߻عé»òתÏòC++¡£

C++14¡¢C++17¡¢C++20£ºÒ»Á¬µÄ¾«½øÓëÀ©Õ¹

ÔÚC++11Ö®ºó  £¬C++±ê׼ίԱ»á²¢Ã»ÓÐÍ£Ï½Ų½  £¬¶øÊÇÒÔ¸ü¿ìµÄËÙÂÊ  £¬Ô¼ÄªÃ¿ÈýÄêÐû²¼Ò»´Îбê×¼£º

C++14£º±»³ÆÎªC++11µÄ¡°Ð¡²½¿ìÅÜ¡±  £¬ËüÔÚC++11µÄ?»ù´¡ÉϾÙÐÐÁËÐí¶àˢкÍÓÅ»¯  £¬ÀýÈç·ºÐÍLambda¡¢±äÁ¿Ä£°å¡¢·µ»ØÀàÐÍÍÆµ¼µÈ¡£ÕâЩˢÐÂËäÈ»²»ÈçC++11ÄÇÑù¾ßÓÐÇ㸲ÐÔ  £¬µ«½øÒ»²½ÌáÉýÁËÓïÑÔµÄÒ×ÓÃÐԺͱí´ïÁ¦¡£C++17£º´øÀ´Á˸ü¶àÊÊÓõÄÌØÕ÷  £¬ÀýÈç½á¹¹»¯°ó¶¨£¨StructuredBindings£©¡¢ifconstexpr¡¢std::optional¡¢std::variant¡¢std::any¡¢Îļþϵͳ¿â()µÈ¡£

ÕÆÎÕC++  £¬Òâζ×ÅÕÆÎÕÁËÓëÅÌËã»úÓ²¼þ¸üÉîÌõÀíµÄ¶Ô»°ÄÜÁ¦  £¬Ò²Òâζ׿縺Æð¸üÖØµÄ¿ª·¢ÔðÈΡ£

´ÓCÓïÑԵľ«Á·µ½C++µÄ¹ã²©¾«Õ¿  £¬C++µÄÿһ´Îµü´ú?  £¬¶¼ÊǶÔÈí¼þ¿ª·¢ÄÜÁ¦½çÏßµÄÍØÕ¹¡£Ëü²»µ«½öÊÇÒ»Ãűà³ÌÓïÑÔ  £¬¸üÊÇÒ»ÖÖÍ·ÄÔ  £¬Ò»ÖÖ½â¾öÖØ´óÎÊÌâµÄÕÜѧ¡£ÎÒÃÇÏÖÔÚËùʹÓõÄÿһ¸öÏȽøµÄÈí¼þ  £¬±³ºó¶¼¿ÉÄÜĬĬÔËÐÐ×ÅC++µÄÉíÓ°  £¬ËüÔÚĬĬµØÎªÎÒÃÇÌṩ×ÅǿʢµÄÖ§³Ö¡£

¼ÌÐøÉîÈë̽ѰC++µÄÑݽøÖ®Â·  £¬ÎÒÃǻᷢÃ÷  £¬ÕâÃÅÓïÑÔµÄÉúÃüÁ¦ÔÚÓÚÆä³Ö?ÐøµÄ×ÔÎÒˢкͶÔʱ´úÐèÇóµÄÃôÈñÏìÓ¦¡£ÕýÈçÇ°ÃæËùÌá¼°µÄ  £¬C++µÄ?ÆðµãÊDZÈÑÅÄá¡¤Ë¹ÌØÀÍË¹ÌØÂ³ÆÕÔÚCÓïÑÔ»ù´¡ÉϾÙÐеġ°ÃæÏò¹¤¾ß¡±µÄˢР £¬¶øØÊºóÐøµÄÉú³¤  £¬ÔòÊÇÔÚÒ»Ö±ÎüÊÕÒµ½ç×î¼Ñʵ¼ù¡¢½â¾öÏÖʵ¿ª·¢Í´µãµÄÀú³ÌÖÐ  £¬Öð²½³ÉÊìºÍÍêÉÆµÄ¡£

C++±ê×¼»¯µÄÀú³Ì  £¬ÊÇÃ÷È·ÆäÑݽøµÄÒªº¦¡£ÔÚC++98³ÉΪ¹ú¼Ê±ê×¼Ö®ºó  £¬ÓïÑÔµÄÑݽø½øÈëÁËÒ»¸öÔ½·¢¹æ·¶ºÍÓÐÐòµÄ½×¶Î¡£C++03±ê×¼  £¬Ö÷ÒªÊÇһЩ¶ÔC++98µÄ?ÐÞÕýºÍˢР £¬²¢Ã»ÓÐÒýÈëÇ㸲ÐÔµÄÐÂÌØÕ÷  £¬¸ü¶àµÄÊǶÔÓïÑÔ¾ÙÐС°´òÄ¥¡±¡£ÕæÕýµÄ?¡°ÏÖ´úC++¡±À˳±  £¬ÊÇ´ÓC++11×îÏȵÄ¡£

¡°17c.c++¡±Ëùת´ïµÄ  £¬ÊÇÒ»ÖÖ¿ª·Å¡¢¹²Ïí¡¢ÏàÖúµÄÊÖÒÕÎÄ»¯¡£ËüÃãÀø¿ª·¢ÕßÃDz»ÔÙ½«ÖªÊ¶ÊøÖ®¸ß¸ó  £¬¶øÊÇÆð¾¢µØ·ÖÏí×Ô¼ºµÄÃ÷È·ºÍʵ¼ù¡£ÕâÖÖ·ÖÏí  £¬²¢·Ç½ö½öÊǵ¥ÏòµÄÊä³ö  £¬¸üÊÇÒ»ÖÖË«ÏòµÄ½»Á÷¡£µ±Ò»ÆªÄÚÈÝÐû²¼ºó  £¬¿ª·¢ÕßÉçÇøµÄ·´Ïì¡¢ÌáÎʺÍÌÖÂÛ  £¬ÍùÍùÄܹ»½øÒ»²½É¶Ôij¸öÊÖÒÕÎÊÌâµÄÃ÷È·¡£

¶ø¡°17c.c++¡±µÄÍÅ¶Ó  £¬ºÜ¿ÉÄÜÒ²½«ÕâЩ·´ÏìÄÉÈëµ½ÄÚÈݵĵü´úºÍÓÅ»¯ÖÐ  £¬ÐγÉÒ»¸öÁ¼ÐÔµÄÑ­»·¡£

¸ü½øÒ»²½Ëµ  £¬¡°17c.c++¡±µÄ?·ºÆð  £¬Ò²ÎªC++ÉçÇø×¢ÈëÁËеĻîÁ¦¡£ÔÚC++ÕâÑùÒ»¸öÀúÊ·ÓÆ¾Ãµ«ÓÖÒ»Ö±Éú³¤µÄÓïÑÔÑÛǰ  £¬ÔõÑùÎüÒýÐÂÒ»´úµÄ¿ª·¢Õß  £¬ÔõÑùÈÃËûÃǸÐÊܵ½C++µÄ÷ÈÁ¦  £¬ÊÇÒ»¸öÒ»Á¬µÄÌôÕ½¡£¶ø¡°17c.c++¡±ÒÔÆä¸ßÖÊÁ¿¡¢ÓÐζȵÄÄÚÈÝ  £¬ÀֳɵØÊÎÑÝÁË¡°Òý·ÈË¡±µÄ½ÇÉ«¡£

ËüÓøüÒ×ÓÚÃ÷È·µÄ·½·¨  £¬ÏòÍâ½çչʾÁËC++µÄǿʢ¹¦Ð§ºÍÓÅÑÅÖ®´¦  £¬½µµÍÁËѧϰµÄÃż÷  £¬Òý·¢Á˸ü¶àµÄѧϰÐËȤ¡£

Õâ¾ÍÏñÊÇÔÚ´úÂëµÄÓîÖæÖÐ  £¬µãÁÁÁËÒ»ÕµÕµÃ÷µÆ¡£ÕâЩÃ÷µÆ  £¬²»µ«ÕÕÁÁÁËC++µÄÉîåäÖ®´¦  £¬Ò²ÎÂůÁËÿһ¸öÔÚC++֮·ÉÏ̽Ë÷µÄ¿ª·¢Õß¡£Í¨¹ý¡°17c.c++¡±  £¬ÎÒÃÇ¿ÉÒÔ¿´µ½  £¬ÊÖÒÕ·ÖÏí²»ÔÙÊÇËÀ°åµÄÀíÂÛ¶ÑÆö  £¬¶øÊdzäÂúÁËÖǻ۵Ļ𻨺ÍÈËÐÔµÄζÈ¡£

ÔðÈα༭£º Ô¬Àò
ÉùÃ÷£ºÖ¤È¯Ê±±¨Á¦ÕùÐÅÏ¢ÕæÊµ¡¢×¼È·  £¬ÎÄÕÂÌá¼°ÄÚÈݽö¹©²Î¿¼  £¬²»×é³ÉʵÖÊÐÔͶ×ʽ¨Òé  £¬¾Ý´Ë²Ù×÷Σº¦×Ôµ£
ÏÂÔØ¡°Ö¤È¯Ê±±¨¡±¹Ù·½APP  £¬»ò¹Ø×¢¹Ù·½Î¢ÐŹ«ÖںŠ £¬¼´¿ÉËæÊ±Ïàʶ¹ÉÊж¯Ì¬  £¬¶´²ìÕþ²ßÐÅÏ¢  £¬ÕÆÎղƲú»ú»á¡£
ÍøÓÑ̸ÂÛ
µÇ¼ºó¿ÉÒÔ½²»°
·¢ËÍ
ÍøÓÑ̸ÂÛ½ö¹©Æä±í´ïСÎÒ˽¼Ò¿´·¨  £¬²¢²»Åúע֤ȯʱ±¨Ì¬¶È
ÔÝÎÞ̸ÂÛ
ΪÄãÍÆ¼ö
´ó.ÌÆ1;8.76ÒÚԪͶ×ʺþÄÏ338MW·ç¡¢¹âÏîÄ¿
ÍøÕ¾µØÍ¼