{"id":6174,"date":"2023-01-07T11:21:57","date_gmt":"2023-01-07T03:21:57","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6174"},"modified":"2023-01-07T11:21:57","modified_gmt":"2023-01-07T03:21:57","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e4%b8%ad%e4%bd%bf%e7%94%a8%e8%b0%83%e8%af%95%e5%99%a8%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/node-js\/%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e4%b8%ad%e4%bd%bf%e7%94%a8%e8%b0%83%e8%af%95%e5%99%a8%ef%bc%9f\/","title":{"rendered":"\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528\u8c03\u8bd5\u5668\uff1f"},"content":{"rendered":"

<\/p>\n

\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u8c03\u8bd5\u5668(debugger)<\/h1>\n

Node.js \u662f\u4e00\u500b\u5ee3\u53d7\u6b61\u8fce\u7684 JavaScript \u57f7\u884c\u74b0\u5883\uff0c\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5efa\u7acb\u53ef\u9760\u3001\u53ef\u64f4\u5c55\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u7136\u800c\uff0c\u5728\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u60a8\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u554f\u984c\uff0c\u800c\u8c03\u8bd5\u5668(debugger)\u53ef\u4ee5\u5e6b\u52a9\u60a8\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u8c03\u8bd5\u5668(debugger)\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u8c03\u8bd5\u5668(debugger)<\/h2>\n

\u8c03\u8bd5\u5668(debugger)\u662f\u4e00\u7a2e\u8edf\u9ad4\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u6d41\u7a0b\uff0c\u4e26\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4\u3002\u5b83\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u5feb\u5730\u627e\u5230\u548c\u4fee\u5fa9\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4\uff0c\u4e26\u66f4\u5feb\u5730\u5b8c\u6210\u958b\u767c\u5de5\u4f5c\u3002<\/p>\n

\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u8c03\u8bd5\u5668(debugger)<\/h2>\n

Node.js \u63d0\u4f9b\u4e86\u4e00\u500b\u5167\u7f6e\u7684\u8c03\u8bd5\u5668\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u6d41\u7a0b\u3002\u8981\u4f7f\u7528\u8c03\u8bd5\u5668\uff0c\u60a8\u9700\u8981\u5728\u7a0b\u5f0f\u78bc\u4e2d\u6dfb\u52a0\u4e00\u500b debugger<\/code> \u8a9e\u53e5\uff0c\u5b83\u5c07\u6703\u505c\u6b62\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\uff0c\u4e26\u63d0\u4f9b\u4e00\u500b\u4ea4\u4e92\u5f0f\u7684\u74b0\u5883\uff0c\u8b93\u60a8\u53ef\u4ee5\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u6d41\u7a0b\u3002<\/p>\n

\n\/\/ \u5728\u7a0b\u5f0f\u78bc\u4e2d\u6dfb\u52a0 debugger \u8a9e\u53e5\nfunction foo() {\n  \/\/ \u505c\u6b62\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\n  debugger;\n  \/\/ \u7e7c\u7e8c\u57f7\u884c\u7a0b\u5f0f\u78bc\n  console.log('Hello World!');\n}\n<\/pre>\n
\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 node debug<\/code> \u547d\u4ee4\u555f\u52d5\u8c03\u8bd5\u5668\uff0c\u5b83\u5c07\u6703\u505c\u6b62\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\uff0c\u4e26\u63d0\u4f9b\u4e00\u500b\u4ea4\u4e92\u5f0f\u7684\u74b0\u5883\uff0c\u8b93\u60a8\u53ef\u4ee5\u6aa2\u67e5\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u6d41\u7a0b\u3002<\/p>\n
\n\/\/ \u4f7f\u7528 node debug \u547d\u4ee4\u555f\u52d5\u8c03\u8bd5\u5668\n$ node debug foo.js\n<\/pre>\n
\u5728\u4ea4\u4e92\u5f0f\u7684\u74b0\u5883\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 n<\/code> \u547d\u4ee4\u4f86\u57f7\u884c\u4e0b\u4e00\u884c\u7a0b\u5f0f\u78bc\uff0c\u4f7f\u7528 c<\/code> \u547d\u4ee4\u4f86\u7e7c\u7e8c\u57f7\u884c\u7a0b\u5f0f\u78bc\uff0c\u4f7f\u7528 repl<\/code> \u547d\u4ee4\u4f86\u555f\u52d5\u4ea4\u4e92\u5f0f\u7684\u74b0\u5883\uff0c\u4ee5\u53ca\u4f7f\u7528 list<\/code> \u547d\u4ee4\u4f86\u67e5\u770b\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u6d41\u7a0b\u3002<\/p>\n
\n\/\/ \u4f7f\u7528 n \u547d\u4ee4\u4f86\u57f7\u884c\u4e0b\u4e00\u884c\u7a0b\u5f0f\u78bc\nn\n\/\/ \u4f7f\u7528 c \u547d\u4ee4\u4f86\u7e7c\u7e8c\u57f7\u884c\u7a0b\u5f0f\u78bc<\/span> c\n\/\/ \u4f7f\u7528 repl \u547d\u4ee4\u4f86\u555f\u52d5\u4ea4\u4e92\u5f0f\u7684\u74b0\u5883\nrepl\n\/\/ \u4f7f\u7528 list \u547d\u4ee4\u4f86\u67e5\u770b\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u6d41\u7a0b<\/span> list\n<\/pre>\n
\u6b64\u5916\uff0c\u60a8\u9084\u53ef\u4ee5\u4f7f\u7528 watch<\/code> \u547d\u4ee4\u4f86\u76e3\u8996\u7a0b\u5f0f\u78bc\u4e2d\u7684\u8b8a\u91cf\uff0c\u4f7f\u7528 backtrace<\/code> \u547d\u4ee4\u4f86\u67e5\u770b\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u5806\u68e7\uff0c\u4ee5\u53ca\u4f7f\u7528 setBreakpoint<\/code> \u547d\u4ee4\u4f86\u8a2d\u7f6e\u65b7\u9ede\u3002<\/p>\n
\n\/\/ \u4f7f\u7528 watch \u547d\u4ee4\u4f86\u76e3\u8996\u7a0b\u5f0f\u78bc\u4e2d\u7684\u8b8a\u91cf\nwatch foo\n\/\/ \u4f7f\u7528 backtrace \u547d\u4ee4\u4f86\u67e5\u770b\u7a0b\u5f0f\u78bc\u7684\u57f7\u884c\u5806\u68e7<\/span> backtrace\n\/\/ \u4f7f\u7528 setBreakpoint \u547d\u4ee4\u4f86\u8a2d\u7f6e\u65b7\u9ede\n$ setBreakpoint foo\n<\/pre>\n
\u4f7f\u7528\u8c03\u8bd5\u5668(debugger)\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u5feb\u5730\u627e\u5230\u548c\u4fee\u5fa9\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4\uff0c\u4e26\u66f4\u5feb\u5730\u5b8c\u6210\u958b\u767c\u5de5\u4f5c\u3002<\/p>\n
<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528\u8c03\u8bd5\u5668(debugger)\u3002\u6211\u5011\u4ecb\u7d39\u4e86\u5982\u4f55\u5728\u7a0b\u5f0f\u78bc\u4e2d\u6dfb\u52a0 debugger<\/code> \u8a9e\u53e5\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528 node debug<\/code> \u547d\u4ee4\u555f\u52d5\u8c03\u8bd5\u5668\uff0c\u4e26\u4ecb\u7d39\u4e86\u4e00\u4e9b\u5e38\u7528\u7684\u8c03\u8bd5\u5668\u547d\u4ee4\uff0c\u4f8b\u5982 n<\/code>\u3001c<\/code>\u3001repl<\/code>\u3001list<\/code>\u3001watch<\/code>\u3001backtrace<\/code> \u548c setBreakpoint<\/code>\u3002\u4f7f\u7528\u8c03\u8bd5\u5668(debugger)\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u5feb\u5730\u627e\u5230\u548c\u4fee\u5fa9\u7a0b\u5f0f\u78bc\u4e2d\u7684\u932f\u8aa4\uff0c\u4e26\u66f4\u5feb\u5730\u5b8c\u6210\u958b\u767c\u5de5\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528\u8c03\u8bd5\u5668\uff0c\u8a73\u7d30\u89e3\u91cb\u4e86Node.js\u4e2d\u7684\u8c03\u8bd5\u5668\u7684\u529f\u80fd\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4f86\u66f4\u6709\u6548\u5730\u958b\u767c\u61c9\u7528\u7a0b\u5e8f\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":[193,192],"tags":[191,190],"class_list":["post-6174","post","type-post","status-publish","format-standard","hentry","category-node","category-node-js","tag-node","tag-node-js"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1BA","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6174","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=6174"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6174\/revisions"}],"predecessor-version":[{"id":6175,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6174\/revisions\/6175"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=6174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=6174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=6174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}