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Truthy\uc640 Falsy\ub780? \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc5d0\uc11c \uac12\uc740 \ud56d\uc0c1 Boolean \uac12\uc73c\ub85c \ubcc0\ud658\ub420\u2026","rel":"","context":""\ub9ac\uc561\ud2b8 \uae30\ucd08 \uac15\uc88c"\uc5d0\uc11c","block_context":{"text":"\ub9ac\uc561\ud2b8 \uae30\ucd08 \uac15\uc88c","link":"https:\/\/atmokpo.com\/w\/category\/%eb%a6%ac%ec%95%a1%ed%8a%b8-%ea%b8%b0%ec%b4%88-%ea%b0%95%ec%a2%8c\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":25964,"url":"https:\/\/atmokpo.com\/w\/25964\/","url_meta":{"origin":25988,"position":1},"title":"\ub9ac\uc561\ud2b8 \uac15\uc88c: \uc77c\uae30\uc7a5 \uc571 \uc608\uc81c – New \ud398\uc774\uc9c0 \uad6c\ud604\ud558\uae30","author":"root","date":"2024\ub144 10\uc6d4 27\uc77c","format":false,"excerpt":"\uc800\uc790: \uc870\uad11\ud615 | \ub0a0\uc9dc: [\ub0a0\uc9dc] \uc18c\uac1c \ub9ac\uc561\ud2b8\ub294 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uad6c\ucd95\ud558\uae30 \uc704\ud55c 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\uac15\uc88c","link":"https:\/\/atmokpo.com\/w\/category\/%eb%a6%ac%ec%95%a1%ed%8a%b8-%ea%b8%b0%ec%b4%88-%ea%b0%95%ec%a2%8c\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":43408,"url":"https:\/\/atmokpo.com\/w\/43408\/","url_meta":{"origin":25988,"position":2},"title":"[\uc544\ud30c\uce58 \ucf54\ub974\ub3c4\ubc14] \uc544\ud30c\uce58 \ucf54\ub974\ub3c4\ubc14\uc758 \ubc1c\uc804 \ubc29\ud5a5 \ubc0f \ub300\uc548 \uae30\uc220","author":"root","date":"2024\ub144 11\uc6d4 27\uc77c","format":false,"excerpt":"1. \uc544\ud30c\uce58 \ucf54\ub974\ub3c4\ubc14\ub780 \ubb34\uc5c7\uc778\uac00? \uc544\ud30c\uce58 \ucf54\ub974\ub3c4\ubc14(Apache Cordova)\ub294 HTML, CSS, JavaScript\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubaa8\ubc14\uc77c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud560 \uc218 \uc788\ub3c4\ub85d \ub3c4\uc640\uc8fc\ub294 \ud50c\ub7ab\ud3fc\uc785\ub2c8\ub2e4. \uae30\ubcf8\uc801\uc73c\ub85c \uc6f9 \uae30\uc220\uc744 \ud65c\uc6a9\ud558\uc5ec \ub2e4\uc591\ud55c \ubaa8\ubc14\uc77c \uc6b4\uc601 \uccb4\uc81c(Android, iOS \ub4f1)\uc5d0\uc11c \uc2e4\ud589\ub420 \uc218 \uc788\ub294 \ub124\uc774\ud2f0\ube0c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc27d\uac8c \ub9cc\ub4e4 \uc218 \uc788\ub3c4\ub85d \ud574\uc90d\ub2c8\ub2e4. \ucf54\ub974\ub3c4\ubc14\ub294 \uace0\uc720\ud55c \ud0dc\uadf8\uc640 API\ub97c \uc81c\uacf5\ud558\uc5ec \uc6f9 \uac1c\ubc1c\uc790\uac00 \ubaa8\ubc14\uc77c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc27d\uac8c\u5f00\u53d1\ud560 \uc218 \uc788\uac8c\u2026","rel":"","context":""cordova"\uc5d0\uc11c","block_context":{"text":"cordova","link":"https:\/\/atmokpo.com\/w\/category\/cordova\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":28039,"url":"https:\/\/atmokpo.com\/w\/28039\/","url_meta":{"origin":25988,"position":3},"title":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \uce74\ub4dc \uac8c\uc784","author":"root","date":"2024\ub144 10\uc6d4 27\uc77c","format":false,"excerpt":"\uc791\uc131\uc790: \uc870\uad11\ud615 \uc791\uc131\uc77c: [\ub0a0\uc9dc] 1. \uc18c\uac1c \ucf54\ub529\ud14c\uc2a4\ud2b8\ub294 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc790 \ucc44\uc6a9 \uacfc\uc815\uc758 \uc911\uc694\ud55c \ubd80\ubd84\uc73c\ub85c, \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c \ud480\uc774 \ub2a5\ub825\uc744 \ud3c9\uac00\ud569\ub2c8\ub2e4. \uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub85c \uce74\ub4dc \uac8c\uc784 \uad00\ub828 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \uacfc\uc815\uc744 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uce74\ub4dc \uac8c\uc784\uc740 \ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc5d0\uac8c \uc775\uc219\ud55c \ud615\ud0dc\uc758 \uac8c\uc784\uc774\uba70, \uc774\ub97c \ud1b5\ud574 \uae30\ubcf8\uc801\uc778 \uc54c\uace0\ub9ac\uc998 \uc0ac\uace0\ub97c \ud560 \uc218 \uc788\ub294 \uae30\ud68c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub294 \uc6f9 \uae30\ubc18 \ud658\uacbd\uc5d0\uc11c\u2026","rel":"","context":""\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c"\uc5d0\uc11c","block_context":{"text":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c","link":"https:\/\/atmokpo.com\/w\/category\/%ec%9e%90%eb%b0%94%ec%8a%a4%ed%81%ac%eb%a6%bd%ed%8a%b8-%ec%bd%94%eb%94%a9%ed%85%8c%ec%8a%a4%ed%8a%b8-%ea%b0%95%ec%a2%8c\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":27966,"url":"https:\/\/atmokpo.com\/w\/27966\/","url_meta":{"origin":25988,"position":4},"title":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \ubc30\uc5f4\uacfc \ub9ac\uc2a4\ud2b8","author":"root","date":"2024\ub144 10\uc6d4 27\uc77c","format":false,"excerpt":"\uc791\uc131\uc790: \uc870\uad11\ud615 \ub0a0\uc9dc: [\ub0a0\uc9dc] \ubb38\uc81c \uc124\uba85 \ub2f9\uc2e0\uc740 \uc815\uc218\ub85c \uad6c\uc131\ub41c \ubc30\uc5f4\uc744 \uc785\ub825\ubc1b\uc544 \uac01 \uc6d0\uc18c\uc758 \ucc28\uc774\ub97c \ub098\ud0c0\ub0b4\ub294 \uc0c8\ub85c\uc6b4 \ubc30\uc5f4\uc744 \ubc18\ud658\ud574\uc57c \ud569\ub2c8\ub2e4. \uc0c8\ub85c\uc6b4 \ubc30\uc5f4\uc758 i\ubc88\uc9f8 \uc6d0\uc18c\ub294 \uc785\ub825 \ubc30\uc5f4\uc758 i\ubc88\uc9f8 \uc6d0\uc18c\uc640 \uadf8 \ub2e4\uc74c \uc6d0\uc18c\uc758 \ucc28\uc774\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \ub9c8\uc9c0\ub9c9 \uc6d0\uc18c\ub294 \ub2e4\uc74c \uc6d0\uc18c\uac00 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \ud2b9\ubcc4\ud55c \ucc98\ub9ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc785\ub825 \uc815\uc218 \ubc30\uc5f4 nums (\uc0ac\uc774\uc988 n, 1 \u2264 n\u2026","rel":"","context":""\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c"\uc5d0\uc11c","block_context":{"text":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c","link":"https:\/\/atmokpo.com\/w\/category\/%ec%9e%90%eb%b0%94%ec%8a%a4%ed%81%ac%eb%a6%bd%ed%8a%b8-%ec%bd%94%eb%94%a9%ed%85%8c%ec%8a%a4%ed%8a%b8-%ea%b0%95%ec%a2%8c\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":27825,"url":"https:\/\/atmokpo.com\/w\/27825\/","url_meta":{"origin":25988,"position":5},"title":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \ud50c\ub85c\uc774\ub4dc-\uc6cc\uc15c","author":"root","date":"2024\ub144 10\uc6d4 27\uc77c","format":false,"excerpt":"\uc791\uc131\uc790: \uc870\uad11\ud615 \uc791\uc131\uc77c: 2024\ub144 11\uc6d4 26\uc77c \ubaa9\ucc28 1. \uc18c\uac1c 2. \ubb38\uc81c \uc124\uba85 3. \ud50c\ub85c\uc774\ub4dc-\uc6cc\uc15c \uc54c\uace0\ub9ac\uc998 \uc774\ud574 4. \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \uad6c\ud604 5. \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 6. \uacb0\ub860 1. \uc18c\uac1c \ucf54\ub529\ud14c\uc2a4\ud2b8\uc5d0\uc11c \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub294 \ube48\ubc88\ud558\uac8c \ucd9c\uc81c\ub418\uba70, \ub2e4\uc591\ud55c \uc54c\uace0\ub9ac\uc998\uc744 \uc774\ud574\ud558\uace0 \uad6c\ud604\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774 \uac15\uc88c\uc5d0\uc11c\ub294 \ud50c\ub85c\uc774\ub4dc-\uc6cc\uc15c(Floyd-Warshall) \uc54c\uace0\ub9ac\uc998\uc5d0 \ub300\ud574 \ub2e4\ub8e8\uace0, \uc774\ub97c \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub85c \uad6c\ud604\ud558\ub294 \ubc29\ubc95\uc744 \ubc30\uc6c1\ub2c8\ub2e4.\u2026","rel":"","context":""\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c"\uc5d0\uc11c","block_context":{"text":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c","link":"https:\/\/atmokpo.com\/w\/category\/%ec%9e%90%eb%b0%94%ec%8a%a4%ed%81%ac%eb%a6%bd%ed%8a%b8-%ec%bd%94%eb%94%a9%ed%85%8c%ec%8a%a4%ed%8a%b8-%ea%b0%95%ec%a2%8c\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/posts\/25988","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/comments?post=25988"}],"version-history":[{"count":1,"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/posts\/25988\/revisions"}],"predecessor-version":[{"id":25989,"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/posts\/25988\/revisions\/25989"}],"wp:attachment":[{"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/media?parent=25988"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/categories?post=25988"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/atmokpo.com\/w\/wp-json\/wp\/v2\/tags?post=25988"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

\uc548\ub155\ud558\uc138\uc694! \uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 \ub9ac\uc561\ud2b8(React)\uc640 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8(JavaScript)\uc5d0 \ub300\ud574 \uae4a\uc774 \uc788\uac8c \uc54c\uc544\ubcf4\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\uac00 \uc0ac\uc6a9\ud560 \ub9ac\uc561\ud2b8\ub294 \ucef4\ud3ec\ub10c\ud2b8 \uae30\ubc18\uc758 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub85c, \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4(UI)\ub97c \uad6c\ucd95\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4. \ub3d9\uc2dc\uc5d0, \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub294 \ub9ac\uc561\ud2b8\ub97c \uc774\ud574\ud558\uace0 \ud65c\uc6a9\ud558\ub294 \ub370 \uaf2d \ud544\uc694\ud55c \uc5b8\uc5b4\uc785\ub2c8\ub2e4. \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub97c \ucc98\uc74c \uc811\ud558\ub294 \ubd84\ub4e4\uc744 \uc704\ud574 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uae30\ubcf8 \uac1c\ub150\ubd80\ud130 \uc2dc\uc791\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

1. \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uc774\ud574<\/h2>\n
\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub294 \uc6f9 \uac1c\ubc1c\uc5d0\uc11c \uac00\uc7a5 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc785\ub2c8\ub2e4. HTML\uacfc CSS\uc640 \ud568\uaed8 \uc6f9\uc758 \ud575\uc2ec \uae30\uc220 \uc911 \ud558\ub098\ub85c \uc790\ub9ac \uc7a1\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub97c \ud1b5\ud574 \uc6b0\ub9ac\ub294 \uc6f9 \ud398\uc774\uc9c0\uc5d0 \ub3d9\uc801\uc778 \uae30\ub2a5\uc744 \ucd94\uac00\ud558\uace0, \uc0ac\uc6a9\uc790\uc640 \uc0c1\ud638\uc791\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

1.1 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uc5ed\uc0ac<\/h3>\n
\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub294 1995\ub144 \ube0c\ub80c\ub358 \uc544\uc774\ud06c(Brendan Eich)\uc5d0 \uc758\ud574 \ucc98\uc74c \uac1c\ubc1c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ucd08\uae30\uc5d0\ub294 \ube0c\ub77c\uc6b0\uc800 \ub0b4\uc5d0\uc11c \uac04\ub2e8\ud55c \uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc791\uc131\ud558\ub294 \uc6a9\ub3c4\ub85c \uc0ac\uc6a9\ub418\uc5c8\uc9c0\ub9cc, \uc2dc\uac04\uc774 \uc9c0\ub098\uba74\uc11c \ubcf5\uc7a1\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac1c\ubc1c\uc5d0\ub3c4 \uc0ac\uc6a9\ub418\uae30 \uc2dc\uc791\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n

1.2 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uae30\ubcf8 \ubb38\ubc95<\/h3>\n

\ubcc0\uc218 \uc120\uc5b8:<\/strong> \ubcc0\uc218\ub97c \uc120\uc5b8\ud560 \ub54c\ub294 var<\/code>, let<\/code>, const<\/code>\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. let<\/code>\uacfc const<\/code>\ub294 \ube14\ub85d \uc2a4\ucf54\ud504\ub97c \uac00\uc9c0\uba70, const<\/code>\ub294 \uc7ac\ud560\ub2f9\uc774 \ubd88\uac00\ub2a5\ud55c \uc0c1\uc218\ub97c \uc120\uc5b8\ud569\ub2c8\ub2e4.<\/li>\n

\ub370\uc774\ud130 \ud0c0\uc785:<\/strong> \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub294 \ub2e4\uc591\ud55c \ub370\uc774\ud130 \ud0c0\uc785\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \uc8fc\ub41c \ub370\uc774\ud130 \ud0c0\uc785\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n\n\uc22b\uc790(Number)<\/li>\n \ubb38\uc790\uc5f4(String)<\/li>\n \ubd88\ub9ac\uc5b8(Boolean)<\/li>\n \uac1d\uccb4(Object)<\/li>\n \ubc30\uc5f4(Array)<\/li>\n Null<\/li>\n Undefined<\/li>\n<\/ul>\n<\/li>\n \ud568\uc218:<\/strong> \ud568\uc218\ub97c \uc815\uc758\ud560 \ub54c\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc791\uc131\ud569\ub2c8\ub2e4:\nfunction sayHello(name) {\n return \"\uc548\ub155\ud558\uc138\uc694, \" + name + \"\ub2d8!\";\n}<\/code><\/pre>\n<\/li>\n<\/ul>\n2. \ub9ac\uc561\ud2b8\uc5d0 \ub300\ud55c \uc774\ud574<\/h2>\n\ub9ac\uc561\ud2b8\ub294 \ud398\uc774\uc2a4\ubd81\uc5d0\uc11c \uac1c\ubc1c\ud55c \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub85c, \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uad6c\ucd95\ud558\ub294 \ub370 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4. \ub9ac\uc561\ud2b8\ub294 \ucef4\ud3ec\ub10c\ud2b8 \uae30\ubc18 \uad6c\uc870\ub97c \ud1b5\ud574 UI\ub97c \ub3c5\ub9bd\uc801\uc778 \uc870\uac01\ub4e4(\ucef4\ud3ec\ub10c\ud2b8)\ub85c \ub098\ub204\uc5b4 \uad00\ub9ac\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4.<\/p>\n 2.1 \ub9ac\uc561\ud2b8\uc758 \ud2b9\uc9d5<\/h3>\n\n\ucef4\ud3ec\ub10c\ud2b8 \uae30\ubc18:<\/strong> \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 UI\ub97c \uc5ec\ub7ec \uac1c\uc758 \ub3c5\ub9bd\uc801\uc778 \ucef4\ud3ec\ub10c\ud2b8\ub85c \ub098\ub204\uc5b4 \ub354 \uc27d\uac8c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n \uac00\uc0c1 DOM:<\/strong> \ub9ac\uc561\ud2b8\ub294 \uac00\uc0c1 DOM\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2e4\uc81c DOM\uc758 \ubcc0\uacbd\uc744 \ucd5c\uc18c\ud654\ud558\uace0 \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud569\ub2c8\ub2e4.<\/li>\n \ub2e8\ubc29\ud5a5 \ub370\uc774\ud130 \ubc14\uc778\ub529:<\/strong> \ub370\uc774\ud130\uac00 \uc0c1\uc704 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \ud558\uc704 \ucef4\ud3ec\ub10c\ud2b8\ub85c \ud750\ub974\uae30 \ub54c\ubb38\uc5d0 \ub370\uc774\ud130\uc758 \ud750\ub984\uc744 \uba85\ud655\ud558\uac8c \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n2.2 \ub9ac\uc561\ud2b8 \uc124\uce58 \ubc0f \ud658\uacbd \uc124\uc815<\/h3>\n\ub9ac\uc561\ud2b8\ub97c \uc0ac\uc6a9\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub178\ub4dc.js(Nodes.js)\uc640 npm(Node Package Manager)\uc744 \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \uc124\uce58 \ud6c4, \uc544\ub798\uc758 \uba85\ub839\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc0c8\ub85c\uc6b4 \ub9ac\uc561\ud2b8 \ud504\ub85c\uc81d\ud2b8\ub97c \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n npx create-react-app my-app<\/code><\/pre>\n\uc774\uc81c \ud504\ub85c\uc81d\ud2b8 \ub514\ub809\ud1a0\ub9ac\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4:<\/p>\n cd my-app<\/code><\/pre>\n3. \uccab \ubc88\uc9f8 \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8 \ub9cc\ub4e4\uae30<\/h2>\n\uc774\uc81c \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8\ub97c \ub9cc\ub4e4\uc5b4 \ubd05\uc2dc\ub2e4. \uae30\ubcf8\uc801\uc73c\ub85c \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8\ub294 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ud568\uc218 \ub610\ub294 \ud074\ub798\uc2a4\ub85c \uc815\uc758\ub429\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \ud568\uc218\ud615 \ucef4\ud3ec\ub10c\ud2b8\ub97c \ub9cc\ub4dc\ub294 \uc608\uc2dc\uc785\ub2c8\ub2e4:<\/p>\n import React from 'react';\n\nfunction HelloWorld() {\n return \uc548\ub155\ud558\uc138\uc694, \ub9ac\uc561\ud2b8!<\/h1>;\n}\n\nexport default HelloWorld;<\/code><\/pre>\n\uc704 \ucf54\ub4dc\uc5d0\uc11c HelloWorld<\/code>\ub77c\ub294 \uc774\ub984\uc758 \ucef4\ud3ec\ub10c\ud2b8\ub97c \uc815\uc758\ud558\uace0, \uc774 \ucef4\ud3ec\ub10c\ud2b8\ub97c \ud1b5\ud574 \ud654\uba74\uc5d0 “\uc548\ub155\ud558\uc138\uc694, \ub9ac\uc561\ud2b8!”\ub77c\ub294 \ubb38\uad6c\ub97c \ud45c\uc2dc\ud569\ub2c8\ub2e4.<\/p>\n 3.1 \ucef4\ud3ec\ub10c\ud2b8 \uc0ac\uc6a9\ud558\uae30<\/h3>\n\ub9cc\ub4e0 \ucef4\ud3ec\ub10c\ud2b8\ub97c \ub2e4\ub978 \ud30c\uc77c\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub824\uba74, \ud574\ub2f9 \ucef4\ud3ec\ub10c\ud2b8\ub97c import \ud558\uc5ec JSX \ud0dc\uadf8\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n import HelloWorld from '.\/HelloWorld';\n\nfunction App() {\n return (\n \n <\/helloworld>\n <\/div>\n );\n}\n\nexport default App;<\/code><\/pre>\n4. JSX\uc758 \uc774\ud574<\/h2>\n\ub9ac\uc561\ud2b8\uc5d0\uc11c\ub294 JSX(JavaScript XML)\ub97c \uc0ac\uc6a9\ud558\uc5ec UI\ub97c \uc815\uc758\ud569\ub2c8\ub2e4. JSX\ub294 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub4dc \uc548\uc5d0\uc11c HTML\uc744 \uc791\uc131\ud560 \uc218 \uc788\ub294 \ubb38\ubc95\uc785\ub2c8\ub2e4. JSX\ub97c \uc0ac\uc6a9\ud558\uba74 \ucf54\ub4dc\ub97c \ub354 \uc77d\uae30 \uc27d\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n 4.1 JSX \ubb38\ubc95<\/h3>\n\nJSX\ub294 HTML\uacfc \uc720\uc0ac\ud558\uc9c0\ub9cc, class \ub300\uc2e0 className\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li>\n \ud0dc\uadf8\uc5d0 \uc911\uad04\ud638({}<\/code>)\ub97c \uc774\uc6a9\ud558\uc5ec \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ud45c\ud604\uc2dd\uc744 \uc0bd\uc785\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n \uc5ec\ub7ec JSX \uc694\uc18c\ub97c \ubc18\ud658\ud558\ub824\uba74 \ubc18\ub4dc\uc2dc \ud558\ub098\uc758 \ubd80\ubaa8 \uc694\uc18c\ub85c \uac10\uc2f8\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n5. \uc0c1\ud0dc \uad00\ub9ac\uc640 \uc0dd\uba85\uc8fc\uae30<\/h2>\n\ub9ac\uc561\ud2b8\uc5d0\uc11c\ub294 \ucef4\ud3ec\ub10c\ud2b8\uc758 \uc0c1\ud0dc(state)\ub97c \uad00\ub9ac\ud558\uace0, \uc0dd\uba85\uc8fc\uae30 \uba54\uc11c\ub4dc\ub97c \ud1b5\ud574 \ucef4\ud3ec\ub10c\ud2b8\uc758 \uc0dd\uc131\uacfc \uc18c\uba78\uc744 \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n 5.1 \uc0c1\ud0dc \uad00\ub9ac<\/h3>\nimport React, { useState } from 'react';\n\nfunction Counter() {\n const [count, setCount] = useState(0);\n\n return (\n \n \ud604\uc7ac \uce74\uc6b4\ud2b8: {count}<\/p>\n

5.1 \uc0c1\ud0dc \uad00\ub9ac<\/h3>\n
`import React, { useState } from 'react';\n\nfunction Counter() {\n const [count, setCount] = useState(0);\n\n return (\n \n \ud604\uc7ac \uce74\uc6b4\ud2b8: {count}<\/p>\n`

\ub9ac\uc561\ud2b8 \uc0dd\uba85\uc8fc\uae30<\/h1>;\n }\n}<\/code><\/pre>\n