{"id":46778,"date":"2023-06-13T18:26:47","date_gmt":"2023-06-13T09:26:47","guid":{"rendered":"https:\/\/kinsta.com\/jp\/?p=46778&#038;post_type=knowledgebase&#038;preview_id=46778"},"modified":"2025-10-02T04:46:28","modified_gmt":"2025-10-01T19:46:28","slug":"objects-are-not-valid-as-a-react-child","status":"publish","type":"post","link":"https:\/\/kinsta.com\/jp\/blog\/objects-are-not-valid-as-a-react-child\/","title":{"rendered":"\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5"},"content":{"rendered":"<p>React\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u69cb\u7bc9\u306b\u5f37\u3055\u3092\u767a\u63ee\u3059\u308b<a href=\"https:\/\/kinsta.com\/javascript\/\">JavaScript<\/a>\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3001\u4e16\u754c\u4e2d\u306e<a href=\"https:\/\/kinsta.com\/jp\/blog\/types-of-developers\/\">\u958b\u767a\u8005<\/a>\u306b\u611b\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u518d\u5229\u7528\u53ef\u80fd\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u72b6\u614b\u7ba1\u7406\u306e\u6a5f\u80fd\u3067\u3001\u8907\u96d1\u306aUI\u306e\u69cb\u7bc9\u3092\u7c21\u7d20\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/kinsta.com\/jp\/blog\/what-is-react-js\/\">React<\/a>\u3092\u4f7f\u3044\u59cb\u3081\u305f\u3070\u304b\u308a\u3067\u3082\u3001\u7d4c\u9a13\u8c4a\u5bcc\u306a\u958b\u767a\u8005\u3067\u3042\u3063\u3066\u3082\u3001\u6642\u306b\u300cObjects are not valid as a React child\u300d\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306fReact\u306e\u5b50\u3068\u3057\u3066\u7121\u52b9\u3067\u3059\uff09\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u76ee\u306b\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<div><\/div><kinsta-auto-toc heading=\"Table of Contents\" exclude=\"last\" list-style=\"arrow\" selector=\"h2\" count-number=\"-1\"><\/kinsta-auto-toc>\n<h2>\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u539f\u56e0<\/h2>\n<p>\u300cObjects are not valid as a React child\u300d\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u4e2d\u306bReact\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3001\u901a\u5e38\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1600px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinsta.com\/wp-content\/uploads\/2023\/05\/objects-not-valid-react-error.jpg\" alt=\"\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u300cObjects Are Not Valid as a React Child\u300d\" width=\"1600\" height=\"228\"><figcaption class=\"wp-caption-text\">\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u300cObjects Are Not Valid as a React Child\u300d<\/figcaption><\/figure>\n<p>\u3053\u308c\u306f\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u6709\u52b9\u306aReact\u306e\u5b50\u8981\u7d20\uff08\u6587\u5b57\u5217\u3001\u6570\u5024\u3001React\u8981\u7d20\u306a\u3069\u3001\u305f\u3060\u3057\u914d\u5217\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u4e0d\u53ef\uff09\u3067\u306f\u306a\u304f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53d7\u3051\u53d6\u3063\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u4e3b\u306a\u539f\u56e0\u3068\u3057\u3066\u306f\u3001\u7121\u52b9\u306a\u30c7\u30fc\u30bf\u578b\u3068\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3067\u304d\u306a\u3044\u30c7\u30fc\u30bf\u3092\u5b50\u3068\u3057\u3066\u6e21\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<h3>1. \u5b50\u3068\u3057\u3066\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6e21\u3057\u3066\u3044\u308b<\/h3>\n<pre><code class=\"language-jsx\">export default function App() {\n  return (\n    &lt;div&gt;\n      {{ message: \"Hello world!\" }}\n    &lt;\/div&gt;\n  );\n}<\/code><\/pre>\n<p>\u3053\u308c\u306f\u3001<strong>App<\/strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5b50\u8981\u7d20\u3068\u3057\u3066\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u4f8b\u3067\u3059\u3002React\u3067\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u6709\u52b9\u306a\u5b50\u8981\u7d20\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u3053\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<h3>2. \u5b50\u3068\u3057\u3066\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3067\u304d\u306a\u3044\u30c7\u30fc\u30bf\u3092\u6e21\u3057\u3066\u3044\u308b<\/h3>\n<pre><code class=\"language-jsx\">export default function App() {\n  const message = { text: \"Hello world!\" };\n  return (\n    &lt;div&gt;\n      {message}\n    &lt;\/div&gt;\n  );\n}<\/code><\/pre>\n<p>\u3053\u308c\u306f\u3001<strong>App<\/strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5b50\u8981\u7d20\u3068\u3057\u3066\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3067\u304d\u306a\u3044\u30c7\u30fc\u30bf\u578b\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u4f8b\u3067\u3059\u3002React\u3067\u306f\u3001\u5b50\u8981\u7d20\u304c\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u53ef\u80fd\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u305f\u3081\u3001\u3053\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<h3>3. \u5b50\u3068\u3057\u3066\u914d\u5217\u3092\u6e21\u3057\u3066\u3044\u308b<\/h3>\n<pre><code class=\"language-jsx\">export default function App() {\n    const students = [\n        { name: 'John Doe', age: 12 },\n        { name: 'Jane Doe', age: 14 },\n    ];\n    const locale = {\n        state: 'Florida',\n        country: 'USA',\n    };\n    return (\n        &lt;&gt;\n            &lt;span&gt;{students}&lt;\/span&gt;\n            &lt;div&gt;{locale}&lt;\/div&gt;\n        &lt;\/&gt;\n    );\n}<\/code><\/pre>\n<p>\u4e0a\u8a18\u30b3\u30fc\u30c9\u306b\u306f\u3001\u5b50\u3068\u3057\u3066\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u914d\u5217\uff08<code>students<\/code>\uff09\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08<code>locale<\/code>\uff09\u304c\u3042\u308a\u307e\u3059\u304c\u3001React\u3067\u306f\u914d\u5217\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5b50\u8981\u7d20\u3068\u3057\u3066\u6e21\u3059\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u3053\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<h2>\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u307e\u305aJavaScript\u3067\u306f\u914d\u5217\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u53cd\u5fa9\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u899a\u3048\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002JavaScript\u3067\u306f\u3001\u914d\u5217\u306f\u7279\u5225\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u6271\u308f\u308c\u3001\u914d\u5217\u306b\u554f\u984c\u304c\u3042\u308b\u5834\u5408\u3082\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u300cObjects are not valid as a React child\u300d\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u914d\u5217\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u5185\u306e\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u306b\u306f\u3001\u30eb\u30fc\u30d7\u3092\u4f7f\u3063\u3066\u914d\u5217\u3092\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3057\u305f\u308a\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u3092\u4f7f\u3063\u3066\u7279\u5b9a\u306e\u8981\u7d20\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u308a\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30c9\u30c3\u30c8\u8a18\u6cd5\u3092\u4f7f\u7528\u3057\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u3001\u4e00\u822c\u7684\u306a\u89e3\u6c7a\u7b56\u3092\u305d\u308c\u305e\u308c\u3054\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>1. \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6587\u5b57\u5217\u3084\u6570\u5024\u306b\u5909\u63db\u3059\u308b<\/h3>\n<p>\u307e\u305a1\u3064\u76ee\u306e\u89e3\u6c7a\u7b56\u306f\u3001\u5b50\u3068\u3057\u3066\u6e21\u3059\u524d\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6587\u5b57\u5217\u307e\u305f\u306f\u6570\u5024\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-jsx\">export default function App() {\n  const message = { text: \"Hello world!\" };\n  return (\n    &lt;div&gt;\n      {JSON.stringify(message)}\n    &lt;\/div&gt;\n  );\n}<\/code><\/pre>\n<p>\u4e0a\u306f\u5b50\u3068\u3057\u3066\u6e21\u3059\u524d\u306b\u3001<code>JSON.stringify()<\/code>\u30e1\u30bd\u30c3\u30c9\u3067<code>message<\/code>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6587\u5b57\u5217\u306b\u5909\u63db\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>2. map()\u30e1\u30bd\u30c3\u30c9\u3067\u914d\u5217\u3092\u6b63\u3057\u304f\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b<\/h3>\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u306e\u5225\u306e\u539f\u56e0\u3068\u3057\u3066\u3001React\u3067\u8aa4\u3063\u3066\u914d\u5217\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u914d\u5217\u3092\u5b50\u3068\u3057\u3066\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u3068\u3001\u3053\u306e\u30a8\u30e9\u30fc\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u5834\u5408\u306f\u3001<code>map()<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u914d\u5217\u306e\u5404\u9805\u76ee\u3092\u6709\u52b9\u306aReact\u306e\u5b50\u8981\u7d20\u306b\u5909\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre><code class=\"language-jsx\">export default function App() {\n    const students = [\n        { name: 'John Doe', age: 12 },\n        { name: 'Jane Doe', age: 14 },\n    ];\n    const locale = {\n        state: 'Florida',\n        country: 'USA',\n    };\n    return (\n        &lt;&gt;\n            {students.map((student, index) =&gt; (\n                &lt;div key={index}&gt;\n                    &lt;span&gt;{student.name}&lt;\/span&gt;\n                    &lt;span&gt;{student.age}&lt;\/span&gt;\n                &lt;\/div&gt;\n            ))}\n            &lt;div&gt;\n                {locale.state}, {locale.country}\n            &lt;\/div&gt;\n        &lt;\/&gt;\n    );\n}<\/code><\/pre>\n<p>\u4e0a\u306e\u4f8b\u306f\u3001<code>map()<\/code>\u30e1\u30bd\u30c3\u30c9\u3067<code>students<\/code>\u914d\u5217\u3092\u7e70\u308a\u8fd4\u3057\u3001\u5404\u8981\u7d20\u3092\u751f\u5f92\u306e\u540d\u524d\u3068\u5e74\u9f62\u3092\u542b\u3080<code>div<\/code>\u306b\u5909\u63db\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u3001\u5404\u5b50\u8981\u7d20\u306b\u306fkey\u3092\u8ffd\u52a0\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>3. \u6761\u4ef6\u4ed8\u304d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3067\u7121\u52b9\u306a\u30c7\u30fc\u30bf\u578b\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u56de\u907f\u3059\u308b<\/h3>\n<p>React\u306e\u5b50\u8981\u7d20\u3068\u3057\u3066\u6709\u52b9\u3067\u306a\u3044\u53ef\u80fd\u6027\u306e\u3042\u308b\u30c7\u30fc\u30bf\u3092\u6e21\u3059\u969b\u306b\u306f\u3001<a href=\"https:\/\/kinsta.com\/jp\/blog\/react-conditional-render\/\">\u6761\u4ef6\u4ed8\u304d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0<\/a>\u3092\u4f7f\u3063\u3066\u3001\u30a8\u30e9\u30fc\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code class=\"language-jsx\">function App() {\n  const message = { text: \"Hello world!\" };\n  return (\n    &lt;div&gt;\n      {typeof message === 'string' ? message : null}\n    &lt;\/div&gt;\n  );\n}<\/code><\/pre>\n<p>\u4e0a\u306f\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u6587\u5b57\u5217\u3067\u3042\u308b\u5834\u5408\u306b\u306e\u307f\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u884c\u3046\u30b3\u30fc\u30c9\u4f8b\u3067\u3059\u3002\u3053\u308c\u3067\u3001\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u767a\u751f\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u3092\u672a\u7136\u306b\u9632\u3050\u305f\u3081\u3001React\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u69cb\u7bc9\u3059\u308b\u969b\u306b\u306f\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3044\u307e\u3057\u3087\u3046\u3002\u7279\u306b\u91cd\u8981\u306a<a href=\"https:\/\/kinsta.com\/jp\/blog\/react-best-practices\/\">\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5e38\u306b\u6709\u52b9\u306aReact\u306e\u5b50\u8981\u7d20\u3092\u5b50\u3068\u3057\u3066\u6e21\u3059<\/li>\n<li>\u30b7\u30ea\u30a2\u30e9\u30a4\u30ba\u3067\u304d\u306a\u3044\u30c7\u30fc\u30bf\u3092\u5b50\u3068\u3057\u3066\u6e21\u3055\u306a\u3044<\/li>\n<li>\u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\u3084\u7121\u52b9\u306a\u30c7\u30fc\u30bf\u578b\u3092\u51e6\u7406\u3059\u308b\u306b\u306f\u3001\u6761\u4ef6\u4ed8\u304d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ul>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u4eca\u56de\u306f\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3001\u89e3\u6c7a\u65b9\u6cd5\u3001\u305d\u3057\u3066\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>React\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u524d\u306b\u3001\u914d\u5217\u306e\u30eb\u30fc\u30d7\u51e6\u7406\u306b\u5931\u6557\u3059\u308b\u3068\u3053\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3092\u899a\u3048\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>React\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4e16\u754c\u306b\u914d\u4fe1\u3059\u308b\u306a\u3089\u3001Kinsta\u306e<a href=\"https:\/\/sevalla.com\/application-hosting\/\">\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u30fc<\/a>\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u307e\u305a\u306f\u7121\u6599\u5229\u7528\u67a0\u3092\u4f7f\u3063\u3066\u3001\u30ea\u30b9\u30af\u306a\u3057\u3067\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306b\u906d\u9047\u3057\u305f\u7d4c\u9a13\u306f\u3042\u308a\u307e\u3059\u304b\uff1f\u305d\u306e\u969b\u3001\u3069\u306e\u3088\u3046\u306b\u89e3\u6c7a\u3057\u307e\u3057\u305f\u304b\uff1f\u4ee5\u4e0b\u306e\u30b3\u30e1\u30f3\u30c8\u6b04\u3067\u305c\u3072\u304a\u805e\u304b\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>React\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u69cb\u7bc9\u306b\u5f37\u3055\u3092\u767a &#8230;<\/p>\n","protected":false},"author":287,"featured_media":46779,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[],"topic":[802],"class_list":["post-46778","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","topic-react"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\uff5cKinsta\u00ae<\/title>\n<meta name=\"description\" content=\"\u300cObjects are not valid as a React 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property=\"og:image:height\" content=\"730\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Joel Olawanle\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:description\" content=\"\u300cObjects are not valid as a React child\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\u3092\u304a\u63a2\u3057\u3067\u3059\u304b\uff1f\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u3093\u3067\u3001\u89e3\u6c7a\u7b56\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/kinsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/06\/objects-are-not-valid-as-a-react-child.jpg\" \/>\n<meta name=\"twitter:creator\" content=\"@olawanle_joel\" \/>\n<meta name=\"twitter:site\" content=\"@Kinsta_JP\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"Joel 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