{"id":4654,"date":"2023-01-04T17:18:06","date_gmt":"2023-01-04T09:18:06","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4654"},"modified":"2023-01-04T17:18:06","modified_gmt":"2023-01-04T09:18:06","slug":"%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e7%9a%84%e3%80%8cunexpectedtoken","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/react-js\/%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e7%9a%84%e3%80%8cunexpectedtoken\/","title":{"rendered":"\u89e3\u6c7aReact.js\u4e2d\u7684\u300cUnexpectedtoken<\u300d\u932f\u8aa4"},"content":{"rendered":"

<\/p>\n

\u89e3\u6c7a React.js “Uncaught SyntaxError: Unexpected token <\" \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\u958b\u767c React.js \u61c9\u7528\u7a0b\u5e8f\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u554f\u984c\uff0c\u5176\u4e2d\u4e00\u500b\u662f “Uncaught SyntaxError: Unexpected token <” \u932f\u8aa4\u3002<\/p>\n

\u9019\u500b\u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc JavaScript \u4ee3\u78bc\u4e2d\u7684\u8a9e\u6cd5\u932f\u8aa4\u5f15\u8d77\u7684\uff0c\u4f8b\u5982\uff0c\u5728 JavaScript \u4ee3\u78bc\u4e2d\u4f7f\u7528\u4e86\u4e0d\u6b63\u78ba\u7684\u62ec\u865f\u6216\u5206\u865f\u3002\u6b64\u5916\uff0c\u5b83\u4e5f\u53ef\u80fd\u662f\u7531\u65bc JavaScript \u4ee3\u78bc\u4e2d\u7684 HTML \u6a19\u7c64\u5f15\u8d77\u7684\uff0c\u4f8b\u5982\uff0c\u5728 JavaScript \u4ee3\u78bc\u4e2d\u4f7f\u7528\u4e86 HTML \u6a19\u7c64\u800c\u6c92\u6709\u6b63\u78ba\u5730\u5c01\u9589\u5b83\u5011\u3002<\/p>\n

\u70ba\u4e86\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u958b\u767c\u8005\u9700\u8981\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4ee5\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u958b\u767c\u8005\u9084\u9700\u8981\u78ba\u4fdd JavaScript \u4ee3\u78bc\u4e2d\u6c92\u6709\u4efb\u4f55 HTML \u6a19\u7c64\uff0c\u4e26\u4e14\u6240\u6709 HTML \u6a19\u7c64\u90fd\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n

\u53e6\u5916\uff0c\u958b\u767c\u8005\u9084\u53ef\u4ee5\u4f7f\u7528 JavaScript \u5de5\u5177\u4f86\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4ee5\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u958b\u767c\u8005\u9084\u53ef\u4ee5\u4f7f\u7528 HTML \u6aa2\u67e5\u5de5\u5177\u4f86\u6aa2\u67e5 HTML \u6a19\u7c64\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n

\u7e3d\u7684\u4f86\u8aaa\uff0c\u89e3\u6c7a React.js “Uncaught SyntaxError: Unexpected token <” \u932f\u8aa4\u7684\u6700\u4f73\u65b9\u6cd5\u662f\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4ee5\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\uff0c\u4e26\u4e14\u6aa2\u67e5 HTML \u6a19\u7c64\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n

<\/p>\n

\u5982\u4f55\u4f7f\u7528 JavaScript \u5de5\u5177\u6aa2\u67e5 JavaScript \u4ee3\u78bc<\/h2>\n

\u4f7f\u7528 JavaScript \u5de5\u5177\u6aa2\u67e5 JavaScript \u4ee3\u78bc\u662f\u4e00\u500b\u5f88\u597d\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u78ba\u4fdd JavaScript \u4ee3\u78bc\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\u3002<\/p>\n

\u6709\u8a31\u591a JavaScript \u5de5\u5177\u53ef\u4ee5\u7528\u65bc\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4f8b\u5982 JSLint \u548c JSHint\u3002\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4ee5\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\u3002<\/p>\n

\n\/\/ \u4f7f\u7528 JSLint \u6aa2\u67e5 JavaScript \u4ee3\u78bc\nvar foo = \"bar\";\nif (foo === \"bar\") {\n    console.log(\"foo is equal to bar\");\n}\n<\/pre>\n
\u6b64\u5916\uff0c\u958b\u767c\u8005\u9084\u53ef\u4ee5\u4f7f\u7528 JavaScript \u5de5\u5177\u4f86\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4ee5\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\u3002<\/p>\n
\u5982\u4f55\u4f7f\u7528 HTML \u6aa2\u67e5\u5de5\u5177\u6aa2\u67e5 HTML \u6a19\u7c64<\/h2>\n
\u4f7f\u7528 HTML \u6aa2\u67e5\u5de5\u5177\u6aa2\u67e5 HTML \u6a19\u7c64\u662f\u4e00\u500b\u5f88\u597d\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u78ba\u4fdd HTML \u6a19\u7c64\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n
\u6709\u8a31\u591a HTML \u6aa2\u67e5\u5de5\u5177\u53ef\u4ee5\u7528\u65bc\u6aa2\u67e5 HTML \u6a19\u7c64\uff0c\u4f8b\u5982 W3C HTML \u6aa2\u67e5\u5668\u548c HTML Validator\u3002\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u6aa2\u67e5 HTML \u6a19\u7c64\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n
\n\n
\n    
Hello World!<\/h1>\n<\/div>\n<\/pre>\n
\u6b64\u5916\uff0c\u958b\u767c\u8005\u9084\u53ef\u4ee5\u4f7f\u7528 HTML \u6aa2\u67e5\u5de5\u5177\u4f86\u6aa2\u67e5 HTML \u6a19\u7c64\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u7e3d\u7684\u4f86\u8aaa\uff0c\u89e3\u6c7a React.js “Uncaught SyntaxError: Unexpected token <” \u932f\u8aa4\u7684\u6700\u4f73\u65b9\u6cd5\u662f\u6aa2\u67e5 JavaScript \u4ee3\u78bc\uff0c\u4ee5\u78ba\u4fdd\u5b83\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6c92\u6709\u4efb\u4f55\u8a9e\u6cd5\u932f\u8aa4\uff0c\u4e26\u4e14\u6aa2\u67e5 HTML \u6a19\u7c64\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u662f\u6b63\u78ba\u7684\uff0c\u4e26\u4e14\u6b63\u78ba\u5730\u5c01\u9589\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u89e3\u6c7aReact.js\u4e2d\u7684\u300cUnexpectedtoken<\u300d\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\n<\/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-4654","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\/pcFK27-1d4","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4654","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=4654"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4654\/revisions"}],"predecessor-version":[{"id":4655,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4654\/revisions\/4655"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}