{"id":4712,"date":"2023-01-04T17:49:11","date_gmt":"2023-01-04T09:49:11","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4712"},"modified":"2023-01-04T17:49:11","modified_gmt":"2023-01-04T09:49:11","slug":"%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e7%9a%84errorelementrefwasspecifiedasastringmyrefbutnoownerwasset%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%84errorelementrefwasspecifiedasastringmyrefbutnoownerwasset%e9%8c%af%e8%aa%a4\/","title":{"rendered":"\u89e3\u6c7aReact.js\u4e2d\u7684”Error:Elementrefwasspecifiedasastring(myRef)butnoownerwasset”\u932f\u8aa4"},"content":{"rendered":"

<\/p>\n

\u89e3\u6c7a React.js “Error: Element ref was specified as a string (myRef) but no owner was set” \u932f\u8aa4<\/h1>\n

React.js \u662f\u4e00\u500b\u7528\u65bc\u69cb\u5efa\u7528\u6236\u754c\u9762\u7684 JavaScript \u5eab\uff0c\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u8f15\u9b06\u5730\u69cb\u5efa\u9ad8\u6027\u80fd\u7684\u7db2\u9801\u61c9\u7528\u7a0b\u5e8f\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528 React.js \u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\uff0c\u5176\u4e2d\u4e00\u500b\u662f “Error: Element ref was specified as a string (myRef) but no owner was set”\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u89e3\u6c7a\u6b64\u932f\u8aa4\u3002<\/p>\n

\u4ec0\u9ebc\u662f Element ref\uff1f<\/h2>\n

Element ref \u662f React.js \u4e2d\u7684\u4e00\u500b\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5c0d\u67d0\u500b\u5143\u7d20\u9032\u884c\u5f15\u7528\uff0c\u4ee5\u4fbf\u5728\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u3002Element ref \u53ef\u4ee5\u662f\u4e00\u500b\u5b57\u7b26\u4e32\uff0c\u4e5f\u53ef\u4ee5\u662f\u4e00\u500b\u51fd\u6578\uff0c\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u8f15\u9b06\u5730\u5c0d\u67d0\u500b\u5143\u7d20\u9032\u884c\u64cd\u4f5c\u3002<\/p>\n

\u4ec0\u9ebc\u662f “Error: Element ref was specified as a string (myRef) but no owner was set” \u932f\u8aa4\uff1f<\/h2>\n

\u7576\u958b\u767c\u8005\u5728 React.js \u4e2d\u4f7f\u7528 Element ref \u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230 “Error: Element ref was specified as a string (myRef) but no owner was set” \u932f\u8aa4\u3002\u9019\u500b\u932f\u8aa4\u8868\u660e\uff0c\u958b\u767c\u8005\u5728\u4f7f\u7528 Element ref \u6642\u6c92\u6709\u6307\u5b9a owner\uff0c\u5c0e\u81f4 Element ref \u7121\u6cd5\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n

\u5982\u4f55\u89e3\u6c7a “Error: Element ref was specified as a string (myRef) but no owner was set” \u932f\u8aa4\uff1f<\/h2>\n

\u8981\u89e3\u6c7a “Error: Element ref was specified as a string (myRef) but no owner was set” \u932f\u8aa4\uff0c\u958b\u767c\u8005\u9700\u8981\u5728\u4f7f\u7528 Element ref \u6642\u6307\u5b9a owner\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\u4f86\u6307\u5b9a owner\uff1a<\/p>\n

\nconst MyComponent = React.createClass({\n  render() {\n    return (\n      
 this.myRef = ref}>\n        ...\n      <\/div>\n    );\n  }\n});\n<\/pre>\n
\u5728\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 ref \u5c6c\u6027\u5c07\u5143\u7d20\u7684\u5f15\u7528\u6307\u5b9a\u70ba this.myRef\uff0c\u9019\u6a23\u5c31\u53ef\u4ee5\u5728\u7a0b\u5e8f\u4e2d\u6b63\u78ba\u4f7f\u7528 Element ref \u4e86\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u8a73\u7d30\u4ecb\u7d39\u4e86\u5982\u4f55\u89e3\u6c7a React.js “Error: Element ref was specified as a string (myRef) but no owner was set” \u932f\u8aa4\u3002\u8981\u89e3\u6c7a\u6b64\u932f\u8aa4\uff0c\u958b\u767c\u8005\u9700\u8981\u5728\u4f7f\u7528 Element ref \u6642\u6307\u5b9a owner\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u89e3\u6c7aReact.js\u4e2d\u7684”Error:Elementrefwasspecifiedasastring(myRef)butnoownerwasset”\u932f\u8aa4\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6709\u7528\u7684\u6280\u5de7\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-4712","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\/pcFK27-1e0","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4712","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=4712"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4712\/revisions"}],"predecessor-version":[{"id":4713,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4712\/revisions\/4713"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}