{"id":3581,"date":"2022-08-20T10:48:27","date_gmt":"2022-08-20T01:48:27","guid":{"rendered":"https:\/\/dennie.tokyo\/it\/?p=3581"},"modified":"2022-08-20T11:58:36","modified_gmt":"2022-08-20T02:58:36","slug":"%e3%80%90react%e3%80%91%e3%83%ac%e3%83%b3%e3%83%80%e3%83%bc%e3%83%97%e3%83%ad%e3%83%83%e3%83%97","status":"publish","type":"post","link":"https:\/\/dennie.tokyo\/it\/?p=3581","title":{"rendered":"\u3010React\u3011\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7"},"content":{"rendered":"\n

\u524d\u56de\u306f\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u5171\u901a\u3059\u308b\u51e6\u7406\u3092\u30ab\u30b9\u30bf\u30e0\u30d5\u30c3\u30af\u3068\u3057\u3066\u5207\u308a\u51fa\u3057\u3066\u518d\u5229\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n\n\n\n\n

\u524d\u56de<\/span>\n

<\/p>\n

\u3010React\u3011\u30d5\u30c3\u30af\u3068\u30ab\u30b9\u30bf\u30e0\u30d5\u30c3\u30af<\/a><\/p>\n<\/div>\n\n\n\n

\u6c17\u3065\u3044\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u63cf\u753b(UI)\u3082\u540c\u3058\u3088\u3046\u306a\u4e8b\u3092\u3057\u3066\u3044\u307e\u3059\u3002
UI\u3092\u5171\u901a\u5316\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u304c\u3042\u308a\u307e\u3059\u3002\u4eca\u56de\u306f\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3068\u306f<\/h1>\n\n\n\n

\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3068\u306fReact\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3059\u308b(\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304f)\u969b\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306b\u306a\u308a\u307e\u3059\u3002
\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u63cf\u753b(UI)\u30ed\u30b8\u30c3\u30af\u3092\u30d7\u30ed\u30d1\u30c6\u30a3\u7d4c\u7531\u3067\u6e21\u3057\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u305d\u308c\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u5171\u901a\u5316\u3055\u308c\u305fUI\u30ed\u30b8\u30c3\u30af\u3092\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u518d\u5229\u7528\u3059\u308b\u4e8b\u3092\u76ee\u7684\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u306e\u4f8b<\/h1>\n\n\n\n

\u524d\u56de\u4f5c\u6210\u3057\u305f\u3082\u306e\u3092\u4e00\u3064\u4e00\u3064\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u3063\u3066\u5171\u901a\u5316\u3092\u884c\u3063\u3066\u3044\u304d\u307e\u3059\u3002
\u524d\u56de\u306f\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u4e0b\u3055\u3044\u3002<\/p>\n\n\n\n

\u524d\u56de<\/span>\n

<\/p>\n

\u3010React\u3011\u30d5\u30c3\u30af\u3068\u30ab\u30b9\u30bf\u30e0\u30d5\u30c3\u30af<\/a><\/p>\n<\/div>\n\n\n\n

\u5171\u901a\u5316\u306e\u6e96\u5099<\/h2>\n\n\n\n

\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u3046\u524d\u306b\u3001\u4eca\u56de\u4f7f\u7528\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n

\u30fbApp\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8
\u524d\u56de\u3068\u540c\u3058\u5f79\u5272\u3067\u3001\u30ab\u30b9\u30bf\u30e0\u30d5\u30c3\u30af\u306b\u3066\u30b3\u30fc\u30d2\u30fc\u53ca\u3073\u30df\u30eb\u30af\u6570\u91cf\u3092\u4fdd\u6301\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3002<\/p>\n\n\n\n

\u30fbCommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8
\u4eca\u56de\u65b0\u3057\u304f\u4f5c\u6210\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3002\u6570\u91cf\u3092\u9078\u629e\u3067\u304d\u308b\u3002<\/p>\n\n\n\n

\u30bf\u30a4\u30c8\u30eb\u306e\u5171\u901a\u5316<\/h2>\n\n\n\n

\u307e\u305a\u306f\u30bf\u30a4\u30c8\u30eb\u3092\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u5171\u901a\u5316\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

App\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n

App\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n

import React from 'react';\nimport { useOrderCount } from ".\/hooks";\nimport CommonOrder from '.\/CommonOrder';\n\nfunction App() {\n\n  \/\/ \u9078\u629e\u3055\u308c\u305f\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u4fdd\u6301\u3059\u308b\u30b9\u30c6\u30fc\u30c8\n  const [cofferOrderVal, funcA] = useOrderCount(1);\n\n  \/\/ \u9078\u629e\u3055\u308c\u305f\u30df\u30eb\u30af\u306e\u6570\u3092\u4fdd\u6301\u3059\u308b\u30b9\u30c6\u30fc\u30c8\n  const [milkOrderVal, funcB] = useOrderCount(1);\n  \n  \/\/ \u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u9078\u629e\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\n  const cofferOrderTitle = "\u6ce8\u6587\u3059\u308b\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002";\n\n  \/\/ \u30df\u30eb\u30af\u306e\u6570\u3092\u9078\u629e\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\n  const milkOrderTitle = "\u6ce8\u6587\u3059\u308b\u30df\u30eb\u30af\u306e\u6570\u3092\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002";\n\n  \/\/ \u5b50\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u547c\u3073\u51fa\u3059\n  return (\n    <>\n      <CommonOrder title={cofferOrderTitle}\/>\n      <CommonOrder title={milkOrderTitle}\/>\n    <\/>\n  );\n}\n\nexport default App;<\/code><\/pre><\/div>\n\n\n\n
\u524d\u56de\u3068\u306e\u5909\u66f4\u70b9\u306f\u3001Order\u3001MilkOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4f7f\u7528\u3092\u3084\u3081\u3001CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u30022\u3064\u306eCommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u4e00\u3064\u306f\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u91cf\u3092\u3001\u4e8c\u3064\u76ee\u306f\u30df\u30eb\u30af\u306e\u6570\u91cf\u3092\u9078\u629e\u3059\u308b\u70ba\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30bf\u30a4\u30c8\u30eb\u3092\u5b9a\u7fa9\u3057\u3001CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u30d7\u30ed\u30d1\u30c6\u30a3\u7d4c\u7531\u3067\u6e21\u3057\u3066\u3044\u307e\u3059\u3002
\u306a\u304a\u3001\u524d\u56de\u4f5c\u6210\u3057\u305f useOrderCount\u30d5\u30c3\u30af \u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\u307e\u3059\u304c\u3001\u4eca\u306f\u4f7f\u7528\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n
CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n
CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
function CommonOrder({title}) {\n\n    \/\/ \u30d6\u30e9\u30a6\u30b6\u8868\u793a\u51e6\u7406\n    return (\n      <>\n        <p>{title}<\/p>\n      <\/>\n    );\n  }\n  \n  export default CommonOrder;<\/code><\/pre><\/div>\n\n\n\n
\u53d7\u3051\u53d6\u3063\u305f\u30bf\u30a4\u30c8\u30eb\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u7d50\u679c<\/h3>\n\n\n\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30bf\u30a4\u30c8\u30eb\u304c\u30d6\u30e9\u30a6\u30b6\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u3053\u308c\u3082\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u5f97\u3089\u308c\u305f\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u6570\u91cf\u8868\u793a\u306e\u5171\u901a\u5316<\/h2>\n\n\n\n
\u6b21\u306b\u3001\u6570\u91cf\u3092\u8868\u793a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
App\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n
App\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
import React from 'react';\nimport { useOrderCount } from ".\/hooks";\nimport CommonOrder from '.\/CommonOrder';\n\nfunction App() {\n\n  \/\/ \u9078\u629e\u3055\u308c\u305f\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u4fdd\u6301\u3059\u308b\u30b9\u30c6\u30fc\u30c8\n  const [cofferOrderVal, funcA] = useOrderCount(1);\n\n  \/\/ \u9078\u629e\u3055\u308c\u305f\u30df\u30eb\u30af\u306e\u6570\u3092\u4fdd\u6301\u3059\u308b\u30b9\u30c6\u30fc\u30c8\n  const [milkOrderVal, funcB] = useOrderCount(1);\n  \n  \/\/ \u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u9078\u629e\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\n  const cofferOrderTitle = "\u6ce8\u6587\u3059\u308b\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002";\n\n  \/\/ \u30df\u30eb\u30af\u306e\u6570\u3092\u9078\u629e\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\n  const milkOrderTitle = "\u6ce8\u6587\u3059\u308b\u30df\u30eb\u30af\u306e\u6570\u3092\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002";\n\n  \/\/ \u5b50\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u547c\u3073\u51fa\u3059\n  return (\n    <>\n      <CommonOrder val={cofferOrderVal} renderCount={value => ("\u30b3\u30fc\u30d2\u30fc\u306e\u6570\uff1a" + value )} title={cofferOrderTitle}\/>\n      <CommonOrder val={milkOrderVal} renderCount={value => ("\u30df\u30eb\u30af\u306e\u6570\uff1a" + value )} title={milkOrderTitle}\/>\n    <\/>\n  );\n}\n\nexport default App;<\/code><\/pre><\/div>\n\n\n\n
\u30b3\u30fc\u30d2\u30fc\u3001\u30df\u30eb\u30af\u306e\u6570\u91cf\u3092\u30d7\u30ed\u30d1\u30c6\u30a3(val)\u7d4c\u7531\u3067CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u6e21\u3057\u3066\u3044\u307e\u3059\u3002
\u307e\u305f\u3001\u6570\u91cf\u306e\u8868\u793a\u30ed\u30b8\u30c3\u30af\u3082\u30d7\u30ed\u30d1\u30c6\u30a3(renderCount)\u7d4c\u7531\u3067CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u6e21\u3057\u3066\u3044\u307e\u3059\u3002
\u4eca\u56de\u306f\u95a2\u6570\u3092\u8868\u793a\u30ed\u30b8\u30c3\u30af\u3068\u3057\u3066\u6e21\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u306a\u304a\u3001\u4eca\u56de\u3082 useOrderCount\u30d5\u30c3\u30af \u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\u307e\u3059\u304c\u3001\u4eca\u306f\u4f7f\u7528\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n
CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n
CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
function CommonOrder({val, title, renderCount}) {\n\n    \/\/ \u30d6\u30e9\u30a6\u30b6\u8868\u793a\u51e6\u7406\n    return (\n      <>\n        <p>{title}<\/p>\n        <p>{renderCount(val)}<\/p>\n      <\/>\n    );\n  }\n  \n  export default CommonOrder;<\/code><\/pre><\/div>\n\n\n\n
\u53d7\u3051\u53d6\u3063\u305f\u6570\u91cf(val)\u3001\u6570\u91cf\u8868\u793a\u30ed\u30b8\u30c3\u30af(renderCount)\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u7d50\u679c<\/h3>\n\n\n\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6570\u91cf\u304c\u30d6\u30e9\u30a6\u30b6\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u3053\u308c\u3082\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u5f97\u3089\u308c\u305f\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u6570\u91cf\u306e\u9078\u629e<\/h2>\n\n\n\n
\u6700\u5f8c\u306b\u6570\u91cf\u3092\u9078\u629e\u3067\u304d\u308bUI\u3092\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u8868\u793a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
UI\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n
\u4eca\u56de\u306f\u65b0\u305f\u306b SelectCount \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u6570\u91cf\u3092\u9078\u629e\u3067\u304d\u308bUI\u3092\u63d0\u4f9b\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002
\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
function SelectCount({setVal}) {\n\n    \/\/ \u30d6\u30e9\u30a6\u30b6\u8868\u793a\u51e6\u7406\n    return (\n        <div>\n            <button onClick={setVal.incrementOrder}>\u30d7\u30e9\u30b9<\/button>\n            <button onClick={setVal.decrementOrder}>\u30de\u30a4\u30ca\u30b9<\/button>\n            <button onClick={setVal.resetOrder}>\u30ea\u30bb\u30c3\u30c8<\/button>\n        <\/div>\n    );\n  }\n  \n  export default SelectCount;<\/code><\/pre><\/div>\n\n\n\n
\u30b9\u30c6\u30fc\u30c8\u66f4\u65b0\u95a2\u6570\u3092\u53d7\u3051\u53d6\u308a\u3001\u6570\u91cf\u5909\u66f4\u30dc\u30bf\u30f3(\u30d7\u30e9\u30b9\u3001\u30de\u30a4\u30ca\u30b9\u3001\u30ea\u30bb\u30c3\u30c8)\u62bc\u4e0b\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
App\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n
App\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
import React from 'react';\nimport { useOrderCount } from ".\/hooks";\nimport CommonOrder from '.\/CommonOrder';\nimport SelectCount from '.\/SelectCount';\n\nfunction App() {\n\n  \/\/ \u9078\u629e\u3055\u308c\u305f\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u4fdd\u6301\u3059\u308b\u30b9\u30c6\u30fc\u30c8\n  const [cofferOrderVal, funcA] = useOrderCount(1);\n\n  \/\/ \u9078\u629e\u3055\u308c\u305f\u30df\u30eb\u30af\u306e\u6570\u3092\u4fdd\u6301\u3059\u308b\u30b9\u30c6\u30fc\u30c8\n  const [milkOrderVal, funcB] = useOrderCount(1);\n  \n  \/\/ \u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u9078\u629e\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\n  const cofferOrderTitle = "\u6ce8\u6587\u3059\u308b\u30b3\u30fc\u30d2\u30fc\u306e\u6570\u3092\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002";\n\n  \/\/ \u30df\u30eb\u30af\u306e\u6570\u3092\u9078\u629e\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\n  const milkOrderTitle = "\u6ce8\u6587\u3059\u308b\u30df\u30eb\u30af\u306e\u6570\u3092\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002";\n\n  \/\/ \u5b50\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u547c\u3073\u51fa\u3059\n  return (\n    <>\n      <CommonOrder\n        val={cofferOrderVal} \n        renderCount={value => ("\u30b3\u30fc\u30d2\u30fc\u306e\u6570\uff1a" + value )} \n        title={cofferOrderTitle}\n        setVal={funcA}\n        render={setValue => <SelectCount setVal={setValue} \/>}\n      \/>\n      <CommonOrder\n        val={milkOrderVal}\n        renderCount={value => ("\u30df\u30eb\u30af\u306e\u6570\uff1a" + value )}\n        title={milkOrderTitle}\n        setVal={funcB}\n        render={setValue => <SelectCount setVal={setValue} \/>}\n      \/>\n    <\/>\n  );\n}\n\nexport default App;<\/code><\/pre><\/div>\n\n\n\n
\u65b0\u305f\u306b\u4f5c\u6210\u3057\u305f SelectCount \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002SelectCount \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u30d7\u30ed\u30d1\u30c6\u30a3(render)\u7d4c\u7531\u3067CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u6e21\u3057\u3066\u3044\u307e\u3059\u3002
\u30b9\u30c6\u30fc\u30c8\u66f4\u65b0\u95a2\u6570(funcA\u3001\u53ca\u3073funcB)\u3092\u30d7\u30ed\u30d1\u30c6\u30a3(setVal)\u7d4c\u7531\u3067CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u6e21\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n
CommonOrder\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
function CommonOrder({val, title, renderCount, setVal, render}) {\n\n    \/\/ \u30d6\u30e9\u30a6\u30b6\u8868\u793a\u51e6\u7406\n    return (\n      <>\n        <p>{title}<\/p>\n        {render(setVal)}\n        <p>{renderCount(val)}<\/p>\n      <\/>\n    );\n  }\n  \n  export default CommonOrder;<\/code><\/pre><\/div>\n\n\n\n
render\u30d7\u30ed\u30d1\u30c6\u30a3\u304b\u3089\u6570\u91cf\u9078\u629eUI(SelectCount)\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30b9\u30c6\u30fc\u30c8\u66f4\u65b0\u95a2\u6570(setVal)\u3092SelectCount\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u6e21\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u7d50\u679c<\/h3>\n\n\n\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6570\u91cf\u3092\u9078\u629e\u3067\u304d\u308b\u30dc\u30bf\u30f3\u304c\u30d6\u30e9\u30a6\u30b6\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\u30bf\u30a4\u30c8\u30eb\u306f\u30d7\u30ed\u30d1\u30c6\u30a3\u7d4c\u7531\u3067\u6587\u5b57\u5217\u3068\u3057\u3066\u3001\u6570\u91cf\u8868\u793a\u30ed\u30b8\u30c3\u30af\u306f\u95a2\u6570\u3068\u3057\u3001\u6570\u91cf\u9078\u629eUI\u306f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u3057\u3066\u6e21\u3057\u3066\u3044\u307e\u3059\u3002
\u3053\u306e\u3088\u3046\u306b\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u306f\u3001\u6587\u5b57\u5217\u3001\u95a2\u6570\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u30d7\u30ed\u30d1\u30c6\u30a3\u7d4c\u7531\u3067\u753b\u9762\u306b\u8868\u793a\u3059\u308b\u5185\u5bb9\u3092\u6e21\u3057\u3001\u53d7\u3051\u53d6\u3063\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u305d\u308c\u3092\u8868\u793a\u3059\u308b\u3068\u3044\u3046\u601d\u60f3\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u6700\u5f8c\u306b<\/h1>\n\n\n\n
\u4eca\u56de\u306f\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u306e\u96f0\u56f2\u6c17\u3092\u5b66\u3076\u70ba\u3001\u7121\u7406\u77e2\u7406\u30ec\u30f3\u30c0\u30fc\u30d7\u30ed\u30c3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u306e\u5b9f\u88c5\u304c\u52b9\u7387\u7684\u3067\u6b63\u3057\u3044\u304b\u306f\u308f\u304b\u308a\u307e\u305b\u3093\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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