{"id":4768,"date":"2025-06-03T13:36:54","date_gmt":"2025-06-04T06:12:53","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4768"},"modified":"2025-06-04T13:36:54","modified_gmt":"2025-06-04T06:12:53","slug":"%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e7%9a%84errorunhandlederror-%e9%8c%af%e8%aa%a4","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/react-js\/%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e7%9a%84errorunhandlederror-%e9%8c%af%e8%aa%a4\/","title":{"rendered":"\u5fb9\u5e95\u89e3\u6c7a React.js \u7684 &#8220;Error: Unhandled error.&#8221; \u932f\u8aa4\uff1a\u6700\u4f73\u5be6\u8e10\u8207\u6280\u5de7"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"React.js, Error, Unhandled error, \u932f\u8aa4\u8655\u7406, JavaScript, \u958b\u767c\u8005\u6280\u5de7\"><\/p>\n<h1>\u5fb9\u5e95\u89e3\u6c7a React.js \u7684 &#8220;Error: Unhandled error.&#8221; \u932f\u8aa4\uff1a\u6700\u4f73\u5be6\u8e10\u8207\u6280\u5de7<\/h1>\n<p>React.js \u662f\u4e00\u500b\u5f37\u5927\u7684 JavaScript \u5eab\uff0c\u5c08\u70ba\u69cb\u5efa\u9ad8\u6548\u7684\u7528\u6236\u7aef\u61c9\u7528\u7a0b\u5e8f\u800c\u8a2d\u8a08\u3002\u7136\u800c\uff0c\u5728\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u9047\u5230\u4e00\u500b\u5e38\u898b\u7684\u932f\u8aa4\u8a0a\u606f\uff1a&#8221;Error: Unhandled error.&#8221;\u3002\u9019\u4e0d\u50c5\u6703\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u7528\u6236\u9ad4\u9a57\u4e0b\u964d\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u6210\u56e0\u3001\u89e3\u6c7a\u65b9\u6cd5\u4ee5\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5728\u672a\u4f86\u907f\u514d\u985e\u4f3c\u554f\u984c\u7684\u518d\u6b21\u767c\u751f\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u4ec0\u9ebc\u662f &#8220;Error: Unhandled error.&#8221;\uff1f<\/h2>\n<p>&#8220;Error: Unhandled error.&#8221; \u662f React.js \u4e2d\u7684\u4e00\u7a2e\u932f\u8aa4\u63d0\u793a\uff0c\u8868\u793a\u67d0\u500b\u932f\u8aa4\u672a\u88ab\u6b63\u78ba\u6355\u7372\u548c\u8655\u7406\u3002\u9019\u53ef\u80fd\u6e90\u65bc\u7a0b\u5f0f\u78bc\u4e2d\u7684\u908f\u8f2f\u932f\u8aa4\u3001\u7570\u6b65\u64cd\u4f5c\u672a\u59a5\u5584\u8655\u7406\uff0c\u6216\u662f React.js \u7121\u6cd5\u8b58\u5225\u7684\u7279\u5b9a\u932f\u8aa4\u3002<\/p>\n<h2>\u5982\u4f55\u6709\u6548\u89e3\u6c7a &#8220;Error: Unhandled error.&#8221;\uff1f<\/h2>\n<p>\u8981\u89e3\u6c7a\u9019\u500b\u932f\u8aa4\uff0c\u958b\u767c\u8005\u61c9\u8a72\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<p>1. **\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u908f\u8f2f**\uff1a\u78ba\u4fdd\u6240\u6709\u53ef\u80fd\u62cb\u51fa\u932f\u8aa4\u7684\u51fd\u6578\u90fd\u6709\u9069\u7576\u7684\u932f\u8aa4\u6355\u7372\u6a5f\u5236\u3002<\/p>\n<p>   \u4f8b\u5982\uff0c\u4f7f\u7528 try\/catch \u5340\u584a\u4f86\u6355\u7372\u7570\u5e38\uff1a<\/p>\n<pre class=\"brush: python\">\ntry:\n    # Your code here\nexcept Exception as e:\n    # Handle the error\n    console.error(\"An error occurred:\", e);\n<\/pre>\n<p>2. **\u5229\u7528 React \u7684\u932f\u8aa4\u908a\u754c**\uff1aReact \u63d0\u4f9b\u4e86\u932f\u8aa4\u908a\u754c\uff08Error Boundaries\uff09\u4f86\u6355\u7372\u5176\u5b50\u7d44\u4ef6\u6a39\u4e2d\u7684 JavaScript \u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7bc4\u4f8b\uff1a<\/p>\n<pre class=\"brush: python\">\nclass ErrorBoundary extends React.Component {\n  constructor(props) {\n    super(props);\n    this.state = { hasError: false };\n  }\n\n  static getDerivedStateFromError(error) {\n    \/\/ \u66f4\u65b0\u72c0\u614b\u4ee5\u986f\u793a\u56de\u9000 UI\n    return { hasError: true };\n  }\n\n  componentDidCatch(error, info) {\n    \/\/ \u53ef\u4ee5\u5c07\u932f\u8aa4\u8a18\u9304\u5230\u932f\u8aa4\u5831\u544a\u670d\u52d9\n    console.error(\"Error captured by Error Boundary:\", error, info);\n  }\n\n  render() {\n    if (this.state.hasError) {\n      \/\/ \u81ea\u5b9a\u7fa9\u56de\u9000 UI\n      return <h1>\u7cdf\u7cd5\uff01\u767c\u751f\u4e86\u4e00\u4e9b\u932f\u8aa4\u3002<\/h1>;\n    }\n\n    return this.props.children; \n  }\n}\n   <\/pre>\n<p>3. **\u4f7f\u7528\u932f\u8aa4\u5831\u544a\u670d\u52d9**\uff1a\u8003\u616e\u96c6\u6210\u932f\u8aa4\u5831\u544a\u670d\u52d9\uff0c\u5982 Sentry \u6216 LogRocket\uff0c\u4f86\u5e6b\u52a9\u6355\u7372\u548c\u5206\u6790\u61c9\u7528\u4e2d\u7684\u932f\u8aa4\u3002<\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>&#8220;Error: Unhandled error.&#8221; \u662f React.js \u958b\u767c\u904e\u7a0b\u4e2d\u4e00\u500b\u5e38\u898b\u4f46\u53ef\u89e3\u6c7a\u7684\u554f\u984c\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u3001\u5229\u7528 React \u7684\u932f\u8aa4\u908a\u754c\u529f\u80fd\uff0c\u4ee5\u53ca\u4f7f\u7528\u5c08\u696d\u7684\u932f\u8aa4\u5831\u544a\u5de5\u5177\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u9810\u9632\u548c\u89e3\u6c7a\u6b64\u932f\u8aa4\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u53ef\u9760\u6027\u548c\u7528\u6236\u9ad4\u9a57\u3002\u63a1\u53d6\u9019\u4e9b\u6700\u4f73\u5be6\u8e10\uff0c\u5c07\u4f7f\u60a8\u7684\u958b\u767c\u904e\u7a0b\u66f4\u52a0\u9806\u5229\u8207\u9ad8\u6548\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u89e3\u6c7aReact.js\u4e2d\u7684&#8221;Error:Unhandlederror.&#8221;\u932f\u8aa4\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6709\u7528\u7684\u6280\u5de7\u548c\u6307\u5c0e\uff0c\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u89e3\u6c7a\u6b64\u985e\u554f\u984c\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[184,183],"tags":[182,181],"class_list":["post-4768","post","type-post","status-publish","format-standard","hentry","category-react","category-react-js","tag-react","tag-react-js"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1eU","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=4768"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4768\/revisions"}],"predecessor-version":[{"id":4769,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4768\/revisions\/4769"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}