{"id":5754,"date":"2018-11-24T12:30:03","date_gmt":"2018-11-24T03:30:03","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=5754"},"modified":"2020-05-28T13:12:50","modified_gmt":"2020-05-28T04:12:50","slug":"%eb%b9%84%ed%8a%b8bit-%eb%8b%a8%ec%9c%84%eb%a1%9c-%ec%83%9d%ea%b0%81%ed%95%98%ea%b8%b0-%eb%b9%84%ed%8a%b8-%ec%97%b0%ec%82%b0","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=5754","title":{"rendered":"\ube44\ud2b8(Bit) \ub2e8\uc704\ub85c \uc0dd\uac01\ud558\uae30 (\ube44\ud2b8 \uc5f0\uc0b0)"},"content":{"rendered":"<p>\uac70\uc758 \ub300\ubd80\ubd84\uc758 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub97c \ud559\uc2b5\ud558\ub2e4\ubcf4\uba74 \ub098\uc624\ub294 \ube44\ud2b8 \uc5f0\uc0b0\uc740 \uc774\uc9c4 \ud30c\uc77c \ud3ec\ub9f7 \ubd84\uc11d, \ud574\uc2dc, \uc554\ud638\ud654 \ub4f1\uc774 \uc544\ub2d0 \uacbd\uc6b0 \uac70\uc758 \uc0ac\uc6a9\ub418\uc9c0 \uc54a\ub294\ub2e4. \uadf8\ub798\uc11c\uc778\uc9c0, \uad00\ub828 \ub0b4\uc6a9\uc744 \uadf8\ub0e5 \ub208\uc73c\ub85c\ub9cc \ubcf4\uace0 \uc774\ud574\ud558\uac70\ub098, \uadf8\ub0e5 \ub118\uae30\ub294 \uacbd\uc6b0\uac00 \ub2e4\ubc18\uc0ac\uc778\ub370.. \uadf8\ub7ec\ub2e4\ubcf4\ub2c8 \ube44\ud2b8\uc5f0\uc0b0\uc5d0 \ub300\ud55c \uae4a\uc774 \uc788\ub294 \uc774\ud574\uac00 \uc218\ubc18\ub420 \uc77c\uc774 \uc5c6\uc5b4 \ub354\uc6b1\ub354 \ube44\ud2b8 \uc5f0\uc0b0\uc744 \uc4f8\uc77c\uc774 \uc5c6\uac8c \ub41c\ub2e4.<\/p>\n<p>\uc0ac\uc2e4 \ube44\ud2b8 \uc5f0\uc0b0\uc740 \ub9e4\uc6b0 \ucd5c\uc801\ud654\ub41c \uc5f0\uc0b0\uc774\uace0, \ubaa8\ub4e0 \uae30\ub2a5\ub4e4.. \uc989 \uadf8 \ubaa8\ub4e0 \ubcf5\uc7a1\ud55c \uae30\ub2a5\ub4e4\uc744 \uad6c\uc131\ud558\ub294 \uac00\uc7a5 \ucd5c\uc18c \ub2e8\uc704\ub77c\uace0 \ud560 \uc218 \uc788\ub2e4. \uc77c\ub2e8 \ucd5c\uc801\ud654\ub41c \uc5f0\uc0b0\uc774\ub77c\ub294 \uad00\uc810\uc5d0\uc11c \uadf8 \ud65c\uc6a9\ucc98\ub97c \uc0dd\uac01\ud574\ubcf4\uba74, \uc0c1\ud0dc\uac12\uc744 \ub2f4\uc544\ub450\uae30 \uc704\ud574 \uc800\uc7a5\uc18c\ub85c \ud65c\uc6a9\ub420 \uc218 \uc788\ub294\ub370.. \ub9cc\uc57d 8\uac1c\uc758 \uc0c1\ud0dc\uac00 \ud544\uc694\ud560 \uacbd\uc6b0 \ucd1d 8\uac1c\uc758 boolean \ud0c0\uc785\uc774 \ud544\uc694\ud558\ub2e4. \uc5b8\uc5b4\uc5d0 \ub530\ub77c \ub2e4\ub974\uc9c0\ub9cc boolean \ud0c0\uc785\uc758 \ubcc0\uc218\ub97c \uc704\ud574 \ud560\ub2f9\ud558\ub294 \uba54\ubaa8\ub9ac\uc758 \uc591\uc740 \ube44\ud2b8\uc5f0\uc0b0\uc744 \ud1b5\ud574 \ub3d9\uc77c\ud55c \uae30\ub2a5\uc744 \uc218\ud589\ud558\ub294 \uac83\uc5d0 \ube44\ud574 \uc5c4\uccad\ub09c \uc591\uc758 \uba54\ubaa8\ub9ac\ub97c \uc0ac\uc6a9\ud558\uba70 \uadf8 \uc18d\ub3c4 \ub610\ud55c \uc5c4\uccad\ub098\uac8c \ub290\ub9ac\ub2e4.<\/p>\n<p>\uc5ec\uae30\uc11c 8\uac1c\uc758 \uc0c1\ud0dc\uac12\uc744 \ub2f4\uc544 \ub450\ub294 \ube44\ud2b8\uc5f0\uc0b0 \uae30\ub2a5\uc744 \ucf54\ub4dc\ub85c \ub4e4\uc5b4, \ud544\uc790 \uc2a4\uc2a4\ub85c\ub97c \uc704\ud55c \ube44\ud2b8 \uc5f0\uc0b0\uc758 \uc774\ud574\ub97c \ub2e4\uc838 \ubcf8\ub2e4.<\/p>\n<p>8\uac1c\uc758 \uc0c1\ud0dc\uac12\uc744 \ub2f4\uae30 \uc704\ud574 \ubd80\ud638\uac00 \uc5c6\ub294 8\ube44\ud2b8\uc758 \uc815\uc218 \ubcc0\uc218\uc778 states\ub97c \uc815\uc758\ud558\uc600\ub2e4. \uc989 8\uac1c\uc758 \uc0c1\ud0dc \uac12\uc744 \uc800\uc7a5\ud558\uae30 \uc704\ud574 \ub2e8 1\ubc14\uc774\ud2b8\ub9cc\uc744 \uc0ac\uc6a9\ud558\uace0 \uc788\ub2e4. \ucf54\ub4dc\ub294 \uc774 states \ubcc0\uc218\uc758 <b>2\ubc88\uc9f8\uc640 4\ubc88\uc9f8 \uadf8\ub9ac\uace0 7\ubc88\uc9f8\ub97c On\uc73c\ub85c \ud558\uace0 \ub098\uba38\uc9c0\ub294 Off\ub85c \uc0c1\ud0dc\ub85c \uc124\uc815\ud558\ub294 \ucf54\ub4dc<\/b>\uc774\ub2e4. <\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"go\">\r\nvar states uint8 = 1 << 1 | 1 << 3 | 1 << 6\r\n<\/pre>\n<p>\uc774\uc81c \uc774 \uc0c1\ud0dc \ubcc0\uc218\ub97c \ud1b5\ud574 <b>4\ubc88\uc9f8\uc758 \uc0c1\ud0dc\ub97c \ud30c\uc545<\/b>\ud558\uae30 \uc704\ud574 \ub2e4\uc74c\uc758 \ucf54\ub4dc\uac00 \ud544\uc694\ud558\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"go\">\r\nif states&(1<<3) != 0 {\r\n    fmt.Println(\"index 4 is ON\")\r\n}\r\n<\/pre>\n<p>\uadf8\ub9ac\uace0 \uc0c1\ud0dc\uc5d0\uc11c <b>4\ubc88\uc9f8\ub9cc\uc744 ON<\/b>\uc73c\ub85c \ud558\ub294 \ucf54\ub4dc\ub294 \uc544\ub798\uc640 \uac19\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"go\">\r\nstates = states | (1 << 3)\r\n<\/pre>\n<p>\uadf8\ub9ac\uace0 \uc0c1\ud0dc\uc5d0\uc11c <b>4\ubc88\uc9f8\ub9cc\uc744 OFF<\/b>\uc73c\ub85c \ud558\ub294 \ucf54\ub4dc\ub294 \uc544\ub798\uc640 \uac19\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"go\">\r\nstates = states &^ (1 << 3)\r\n<\/pre>\n<p>\ub05d\uc73c\ub85c <b>4\ubc88\uc9f8 \uc0c1\ud0dc\ub97c \ud1a0\uae00(Toggle)<\/b>, \uc989 ON\uc774\uba74 OFF\ub85c.. OFF\uba74 ON\uc73c\ub85c \uc124\uc815\ud558\ub294 \ucf54\ub4dc\ub294 \uc544\ub798\uc640 \uac19\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"go\">\r\nstates = states &^ (1 << 3)\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\uac70\uc758 \ub300\ubd80\ubd84\uc758 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub97c \ud559\uc2b5\ud558\ub2e4\ubcf4\uba74 \ub098\uc624\ub294 \ube44\ud2b8 \uc5f0\uc0b0\uc740 \uc774\uc9c4 \ud30c\uc77c \ud3ec\ub9f7 \ubd84\uc11d, \ud574\uc2dc, \uc554\ud638\ud654 \ub4f1\uc774 \uc544\ub2d0 \uacbd\uc6b0 \uac70\uc758 \uc0ac\uc6a9\ub418\uc9c0 \uc54a\ub294\ub2e4. \uadf8\ub798\uc11c\uc778\uc9c0, \uad00\ub828 \ub0b4\uc6a9\uc744 \uadf8\ub0e5 \ub208\uc73c\ub85c\ub9cc \ubcf4\uace0 \uc774\ud574\ud558\uac70\ub098, \uadf8\ub0e5 \ub118\uae30\ub294 \uacbd\uc6b0\uac00 \ub2e4\ubc18\uc0ac\uc778\ub370.. \uadf8\ub7ec\ub2e4\ubcf4\ub2c8 \ube44\ud2b8\uc5f0\uc0b0\uc5d0 \ub300\ud55c \uae4a\uc774 \uc788\ub294 \uc774\ud574\uac00 \uc218\ubc18\ub420 \uc77c\uc774 \uc5c6\uc5b4 \ub354\uc6b1\ub354 \ube44\ud2b8 \uc5f0\uc0b0\uc744 \uc4f8\uc77c\uc774 \uc5c6\uac8c \ub41c\ub2e4. \uc0ac\uc2e4 \ube44\ud2b8 \uc5f0\uc0b0\uc740 \ub9e4\uc6b0 \ucd5c\uc801\ud654\ub41c \uc5f0\uc0b0\uc774\uace0, \ubaa8\ub4e0 \uae30\ub2a5\ub4e4.. \uc989 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.gisdeveloper.co.kr\/?p=5754\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;\ube44\ud2b8(Bit) \ub2e8\uc704\ub85c \uc0dd\uac01\ud558\uae30 (\ube44\ud2b8 \uc5f0\uc0b0)&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[113],"tags":[],"class_list":["post-5754","post","type-post","status-publish","format-standard","hentry","category-golang"],"_links":{"self":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/5754","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5754"}],"version-history":[{"count":7,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/5754\/revisions"}],"predecessor-version":[{"id":5927,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/5754\/revisions\/5927"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5754"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5754"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}