{"id":25411,"date":"2024-06-26T20:54:54","date_gmt":"2024-06-26T11:54:54","guid":{"rendered":"http:\/\/www.tyosuke20xx.com\/blog\/?p=25411"},"modified":"2024-06-26T20:54:56","modified_gmt":"2024-06-26T11:54:56","slug":"react-%e3%83%aa%e3%82%b9%e3%83%88%e9%a0%85%e7%9b%ae%e3%81%abkey%e5%b1%9e%e6%80%a7%e3%82%92%e8%a8%ad%e5%ae%9a%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"http:\/\/www.tyosuke20xx.com\/blog\/?p=25411","title":{"rendered":"React\u00a0\u30ea\u30b9\u30c8\u9805\u76ee\u306bkey\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b"},"content":{"rendered":"\n

index.html<\/p>\n\n\n\n

<!DOCTYPE html>\n<html lang=\"ja\">\n\n<head>\n  <meta charset=\"UTF-8\">\n  <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n  <title>My React App<\/title>\n  <script src=\"https:\/\/unpkg.com\/react@18\/umd\/react.development.js\"><\/script>\n  <script src=\"https:\/\/unpkg.com\/react-dom@18\/umd\/react-dom.development.js\"><\/script>\n  <script src=\"https:\/\/unpkg.com\/@babel\/standalone\/babel.min.js\"><\/script>\n  <link rel=\"stylesheet\" href=\"style.css\">\n<\/head>\n\n<body>\n  <div id=\"container\"><\/div>\n\n  <script type=\"text\/babel\">\n    'use strict';\n\n    {\n      const Menu = (props) => {\n        return (\n          <li>\n            <button>-<\/button>\n            <button>+<\/button>\n            {props.name}({props.price}G X 0\u500b)\n            <\/li>\n        );\n      };\n\n      const App = () => {\n        const menus = [\n          {id: 0,name: '\u8056\u5263', price: 400},\n          {id: 1,name: '\u9b54\u88c5\u9283', price: 500},\n          {id: 2,name: '\u9b54\u5263', price: 300},\n        ];\n\n        const menuItems = menus.map((menu) =>{\n          return(\n            <Menu\n            key={menu.id}\n            name={menu.name}\n            price={menu.price}\n            \/>\n          );\n        });\n        return (\n          <>\n            <h1>\u30e1\u30cb\u30e5\u30fc<\/h1>\n            <ul className=\"menus\">\n              {menuItems}\n            <\/ul>\n            <p>\u5408\u8a08: 0\u5186<\/p>\n          <\/>\n        );\n      };\n\n      const container = document.querySelector('#container');\n      const root = ReactDOM.createRoot(container);\n      root.render(<App \/>);\n    }\n  <\/script>\n<\/body>\n\n<\/html><\/code><\/pre>\n\n\n\n
style.css<\/p>\n\n\n\n
@charset \"utf-8\";\n\nbody{\n    margin: 0;\n}\n\n#container{\n    width: 400px;\n    margin: auto;\n}\n\nh1{\n    margin: 16px 0 0 0;\n    font-size: 20px;\n    text-align: center;\n}\n\n.menus{\n    margin: 0;\n    padding: 0;\n    list-style-type: none;\n}\n\n.menus > li{\n    border: 1px solid #ccc;\n    padding: 8px;\n    border-radius: 8px;\n    margin-top: 16px;\n}\n\n.menus button{\n    margin-right: 8px;\n    width: 24px;\n}\np{\n    margin: 0;\n    text-align: right;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
index.html style.css<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[4,132],"tags":[3,133],"class_list":["post-25411","post","type-post","status-publish","format-standard","hentry","category-programming","category-react","tag-programming","tag-react"],"aioseo_notices":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=25411"}],"version-history":[{"count":1,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25411\/revisions"}],"predecessor-version":[{"id":25412,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25411\/revisions\/25412"}],"wp:attachment":[{"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25411"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.tyosuke20xx.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}