{"id":4746,"date":"2022-02-19T12:14:49","date_gmt":"2022-02-19T03:14:49","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=4746"},"modified":"2022-02-19T12:27:13","modified_gmt":"2022-02-19T03:27:13","slug":"c-switch-%eb%ac%b8-%eb%b3%80%ec%88%98-%ec%83%9d%ec%84%b1","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=4746","title":{"rendered":"C switch \ubb38 \ubcc0\uc218 \uc0dd\uc131"},"content":{"rendered":"<h1>C switch \ubb38 \ubcc0\uc218 \uc0dd\uc131<\/h1>\n<p>. . . . . . . . . . . . . . . . . . . . . . .<br \/>\n. . . . . . . . . . . . . . . . . . . . . . .<br \/>\n. . . . . . . . . . . . . . . . . . . . . . .<\/p>\n<h2>\uc5d0\ub7ec<\/h2>\n<p>switch \ubb38\uc758 \uacbd\uc6b0 \uc2e4\ud589\ucf54\ub4dc\uac00 run-time \uc5d0 \uacb0\uc815\ub41c\ub2e4.<\/p>\n<p>\ub610\ud55c, switch \ubb38\uc740 <code>{ ...... }<\/code> \ube14\ub7ed\uc5d0 \uc758\ud574 \ubcc0\uc218\uc758 \ubc94\uc704\ub97c \uacf5\uc720\ud55c\ub2e4.<\/p>\n<p>\uc544\ub798\uc640 \uac19\uc774 \ubcc0\uc218 \uc0dd\uc131\uc744 case \ubb38\uc5d0\uc11c \ud558\uac8c\ub418\uba74,<br \/>\n\uc544\ub798\uc758 \ucf54\ub4dc\uc5d0\uc11c\ub294 \ubcc0\uc218\uac00 \ucd08\uae30\ud654\ub418\uc9c0 \uc54a\uc744 \uc218\ub3c4 \uc788\uace0,<br \/>\n\uc2ec\uc9c0\uc5b4 \ubcc0\uc218\uac00 \uc0dd\uc131\ub418\uc9c0 \uc54a\uc744\uc218\ub3c4 \uc788\uc5b4 compiler error \uac00 \ub41c\ub2e4.<\/p>\n<pre><code class=\"language-cpp\">switch(1) {\n    case 1: int x = 0; \/\/ initialization\n        std::cout &lt;&lt; x &lt;&lt; &#039;\\n&#039;;\n        break;\n    default: \/\/ compilation error: jump to default: would enter the scope of &#039;x&#039;\n        \/\/ without initializing it\n        std::cout &lt;&lt; &quot;default\\n&quot;;\n        break;\n}<\/code><\/pre>\n<h2>\uc624\ub958 \uc218\uc815<\/h2>\n<p>\uc544\ub798\uc640 \uac19\uc774 <code>{ ...... }<\/code> \ube14\ub85d\uc744 \ucd94\uac00\ub85c \uc9c0\uc815\ud574 \uc8fc\uba74 \ubcc0\uc218\uc758 \ubc94\uc704\uac00 \uace0\uc815\ub418\uc5b4\uc11c,<br \/>\n\uc704\uc640 \uac19\uc740 \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n<pre><code class=\"language-cpp\">switch(1) {\n    case 1: {  int x = 0;\n        std::cout &lt;&lt; x &lt;&lt; &#039;\\n&#039;;\n        break;\n    } \/\/ scope of &#039;x&#039; ends here\n    default: std::cout &lt;&lt; &quot;default\\n&quot;; \/\/ no error\n        break;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>C switch \ubb38 \ubcc0\uc218 \uc0dd\uc131 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=4746\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-4746","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/4746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4746"}],"version-history":[{"count":2,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/4746\/revisions"}],"predecessor-version":[{"id":4748,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/4746\/revisions\/4748"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4746"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}