{"id":39823,"date":"2025-05-26T07:51:27","date_gmt":"2025-05-25T23:51:27","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/39823.html"},"modified":"2025-05-26T07:51:27","modified_gmt":"2025-05-25T23:51:27","slug":"%ef%bc%9cjavascript%ef%bc%9e%ef%bc%9ccss%ef%bc%9e%ef%bc%9cnodejs%ef%bc%9e%e4%bd%bf%e7%94%a8express%e6%9e%84%e5%bb%ba%e4%b8%80%e4%b8%aa%e6%9c%ac%e5%9c%b0%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%8c%e4%bd%bf","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/39823.html","title":{"rendered":"\uff1cjavascript\uff1e\uff1ccss\uff1e\uff1cnodejs\uff1e\u4f7f\u7528express\u6784\u5efa\u4e00\u4e2a\u672c\u5730\u670d\u52a1\u5668\uff0c\u4f7f\u7528http\u83b7\u53d6\u670d\u52a1\u5668\u56fe\u7247\u548c\u89c6\u9891\uff0c\u7f51\u9875\u7aefgrid\u5e03\u5c40\u663e\u793a"},"content":{"rendered":"

\u524d\u8a00 \u672c\u6587\u662f\u4e00\u4e2a\u524d\u7aef\u793a\u4f8b，\u662f\u57fa\u4e8enodejs\u4f7f\u7528express\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u670d\u52a1\u5668，\u5e76\u626b\u63cf\u672c\u5730\u8d44\u6e90\u6587\u4ef6\u5939，\u83b7\u53d6\u89c6\u9891\u548c\u56fe\u7247，\u7f51\u9875\u7aef\u901a\u8fc7http\u6765\u5411\u670d\u52a1\u5668\u8bf7\u6c42，\u5e76\u5c06\u8fd4\u56de\u7684\u8d44\u6e90\u5728\u7f51\u9875\u7aef\u7a0b\u5e8f，\u5e03\u5c40\u4e3agrid\u3002<\/p>\n

\u73af\u5883\u914d\u7f6e \u7cfb\u7edf：windows \u5e73\u53f0：visual studio code \u8bed\u8a00：javascript\u3001html\u3001css \u5e93：nodejs<\/p>\n

\u6982\u8ff0 \u672c\u6587\u662f\u4e00\u4e2a\u524d\u7aef\u5b66\u4e60\u7684\u793a\u4f8b，\u4e3b\u8981\u7684\u5185\u5bb9\u662f\u6784\u5efa\u4e00\u4e2a\u670d\u52a1\u7aef，\u7f51\u9875\u7aef\u901a\u8fc7\u8def\u7531\u6765\u8bbf\u95ee\u670d\u52a1\u7aef\u8d44\u6e90\u3002<\/p>\n

\u4ee3\u7801\u5b9e\u73b0 \u6211\u4eec\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u9879\u76ee\u6587\u4ef6\u5939，\u5e76\u5728\u6587\u4ef6\u5939\u4e0b\u65b0\u5efa\u4e00\u4e2ajs\u6587\u4ef6，\u540d\u4e3aserver.js，\u7528\u4e8e\u7f16\u5199\u670d\u52a1\u7aef\u4ee3\u7801\u3002 \u672c\u4f8b\u4e2d\u6211\u4eec\u4f7f\u7528express\u6765\u6784\u5efa\u670d\u52a1\u5668：<\/p>\n

const<\/span> express =<\/span> require<\/span>(<\/span>'express'<\/span>)<\/span>;<\/span>
\nconst<\/span> fs =<\/span> require<\/span>(<\/span>'fs'<\/span>)<\/span>;<\/span>
\nconst<\/span> path =<\/span> require<\/span>(<\/span>'path'<\/span>)<\/span>;<\/span><\/p>\n

const<\/span> app =<\/span> express<\/span>(<\/span>)<\/span>;<\/span>
\nconst<\/span> PORT<\/span> =<\/span> 3000<\/span>;<\/span>
\nconst<\/span> videoFolder =<\/span> path.<\/span>join<\/span>(<\/span>__dirname,<\/span> 'videos'<\/span>)<\/span>;<\/span>
\nconst<\/span> thumbnailFolder =<\/span> path.<\/span>join<\/span>(<\/span>__dirname,<\/span> 'thumbnails'<\/span>)<\/span>;<\/span> \/\/ \u5047\u8bbe\u6709\u9884\u751f\u6210\u7684\u5c01\u9762\u56fe\u7247<\/span>
\nconsole.<\/span>log<\/span>(<\/span>thumbnailFolder)<\/span>;<\/span>
\nconst<\/span> supportedExtensions =<\/span> [<\/span>'.mp4'<\/span>,<\/span> '.avi'<\/span>,<\/span> '.mov'<\/span>,<\/span> '.mkv'<\/span>]<\/span>;<\/span> \/\/ \u652f\u6301\u7684\u89c6\u9891\u683c\u5f0f<\/span>
\nconst<\/span> defaultThumbnail=<\/span>'.\/thumbnails\/default.png'<\/span>;<\/span><\/p>\n

\/\/\u6784\u5efa\u9759\u6001\u6587\u4ef6\u76ee\u5f55<\/span>
\napp.<\/span>use<\/span>(<\/span>express.<\/span>static<\/span>(<\/span>path.<\/span>join<\/span>(<\/span>__dirname,<\/span>'public'<\/span>)<\/span>)<\/span>)<\/span>;<\/span>
\napp.<\/span>use<\/span>(<\/span>'\/videos'<\/span>,<\/span>express.<\/span>static<\/span>(<\/span>path.<\/span>join<\/span>(<\/span>__dirname,<\/span>'videos'<\/span>)<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

function<\/span> getfiletype<\/span>(<\/span>filePath<\/span>)<\/span>{<\/span>
\n const<\/span> ext=<\/span>path.<\/span>extname<\/span>(<\/span>filePath)<\/span>.<\/span>toLowerCase<\/span>(<\/span>)<\/span>;<\/span>
\n const<\/span> typeMap=<\/span>{<\/span>
\n '.mp4'<\/span>:<\/span>'video'<\/span>,<\/span>
\n '.avi'<\/span>:<\/span>'video'<\/span>,<\/span>
\n '.mov'<\/span>:<\/span>'video'<\/span>,<\/span>
\n '.mkv'<\/span>:<\/span>'video'<\/span>,<\/span>
\n '.png'<\/span>:<\/span>'image'<\/span>,<\/span>
\n '.jpg'<\/span>:<\/span>'image'<\/span>,<\/span>
\n '.txt'<\/span>:<\/span>'text'<\/span>,<\/span>
\n '.json'<\/span>:<\/span>'json'<\/span><\/p>\n

}<\/span>;<\/span>
\n return<\/span> typeMap[<\/span>ext]<\/span> ||<\/span> 'unknown'<\/span>;<\/span>
\n}<\/span><\/p>\n

\/**
\n *\u626b\u63cf\u8d44\u6e90\u6587\u4ef6\u5939
\n * @param {*} folderPath
\n * @param {*} files
\n * @returns
\n *\/<\/span>
\nfunction<\/span> getallfile<\/span>(<\/span>folderPath,<\/span>files=<\/span>[<\/span>]<\/span><\/span>)<\/span>{<\/span>
\n const<\/span> items=<\/span>fs.<\/span>readdirSync<\/span>(<\/span>folderPath)<\/span>;<\/span>
\n const<\/span> result=<\/span>[<\/span>]<\/span>;<\/span>
\n items.<\/span>forEach<\/span>(<\/span>item<\/span>=><\/span>{<\/span>
\n const<\/span> itemPath=<\/span>path.<\/span>join<\/span>(<\/span>folderPath,<\/span>item)<\/span>;<\/span>
\n const<\/span> stat=<\/span>fs.<\/span>statSync<\/span>(<\/span>itemPath)<\/span>;<\/span>
\n if<\/span>(<\/span>stat.<\/span>isDirectory<\/span>(<\/span>)<\/span>)<\/span>{<\/span>
\n const<\/span> subresult=<\/span>{<\/span>
\n videos<\/span>:<\/span>[<\/span>]<\/span>,<\/span>
\n images<\/span>:<\/span>[<\/span>]<\/span>,<\/span>
\n texts<\/span>:<\/span>[<\/span>]<\/span>,<\/span>
\n jsons<\/span>:<\/span>[<\/span>]<\/span>
\n }<\/span>;<\/span>
\n const<\/span> subitmes=<\/span>fs.<\/span>readdirSync<\/span>(<\/span>itemPath)<\/span>;<\/span>
\n subitmes.<\/span>forEach<\/span>(<\/span>subitem<\/span>=><\/span>{<\/span>
\n const<\/span> subitempath=<\/span>path.<\/span>join<\/span>(<\/span>itemPath,<\/span>subitem)<\/span>;<\/span>
\n \/\/console.log(subitempath);<\/span>
\n const<\/span> subitem2=<\/span>path.<\/span>join<\/span>(<\/span>'videos'<\/span>,<\/span>item,<\/span>subitem)<\/span>;<\/span>
\n \/\/console.log(item);<\/span>
\n \/\/console.log(subitem2);<\/span>
\n const<\/span> substat=<\/span>fs.<\/span>statSync<\/span>(<\/span>subitempath)<\/span>;<\/span>
\n if<\/span> (<\/span>substat.<\/span>isFile<\/span>(<\/span>)<\/span>)<\/span>{<\/span>
\n const<\/span> filetype=<\/span>getfiletype<\/span>(<\/span>subitempath)<\/span>;<\/span>
\n if<\/span> (<\/span>filetype ===<\/span> 'video'<\/span>)<\/span>{<\/span>
\n subresult.<\/span>videos.<\/span>push<\/span>(<\/span>subitem2)<\/span>;<\/span>
\n \/\/generatethmbnail(item,subitem,'00:00:02.000');<\/span>
\n }<\/span> else<\/span> if<\/span> (<\/span>filetype ===<\/span> 'image'<\/span>)<\/span>{<\/span>
\n subresult.<\/span>images.<\/span>push<\/span>(<\/span>subitem2)<\/span>;<\/span>
\n }<\/span> else<\/span> if<\/span>(<\/span> filetype ===<\/span> 'text'<\/span>)<\/span>{<\/span>
\n subresult.<\/span>texts.<\/span>push<\/span>(<\/span>subitem2)<\/span>;<\/span>
\n }<\/span> else<\/span> if<\/span>(<\/span> filetype ===<\/span> 'json'<\/span>)<\/span>{<\/span>
\n subresult.<\/span>jsons.<\/span>push<\/span>(<\/span>subitem2)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n }<\/span>)<\/span>;<\/span><\/p>\n

result.<\/span>push<\/span>(<\/span>subresult)<\/span>;<\/span>
\n }<\/span><\/p>\n

}<\/span>)<\/span>;<\/span><\/p>\n

return<\/span> result;<\/span><\/p>\n

}<\/span><\/p>\n

app.<\/span>get<\/span>(<\/span>'\/api\/videos'<\/span>,<\/span> (<\/span>req,<\/span> res<\/span>)<\/span> =><\/span> {<\/span>
\n const<\/span> allfiles=<\/span>getallfile<\/span>(<\/span>videoFolder)<\/span>;<\/span>
\n \/\/console.log(allfiles);<\/span>
\n res.<\/span>json<\/span>(<\/span>allfiles)<\/span>;<\/span>
\n}<\/span>)<\/span>;<\/span>
\napp.<\/span>get<\/span>(<\/span>'\/play'<\/span>,<\/span> (<\/span>req,<\/span> res<\/span>)<\/span> =><\/span> {<\/span><\/p>\n

loadfile<\/span>(<\/span>'.\/public\/play.html'<\/span>,<\/span>res)<\/span>;<\/span><\/p>\n

}<\/span>)<\/span><\/p>\n

app.<\/span>get<\/span>(<\/span>'\/video'<\/span>,<\/span>(<\/span>req,<\/span>res<\/span>)<\/span>=><\/span>{<\/span>
\n const<\/span> videoname=<\/span>req.<\/span>query.<\/span>name;<\/span>
\n const<\/span> videoPath =<\/span> path.<\/span>join<\/span>(<\/span>__dirname,<\/span> videoname)<\/span>;<\/span><\/p>\n

\/\/console.log(videoPath);<\/span>
\n const<\/span> stat =<\/span> fs.<\/span>statSync<\/span>(<\/span>videoPath)<\/span>;<\/span>
\n const<\/span> fileSize =<\/span> stat.<\/span>size;<\/span>
\n const<\/span> range =<\/span> req.<\/span>headers.<\/span>range;<\/span><\/p>\n

if<\/span> (<\/span>range)<\/span> {<\/span>
\n const<\/span> parts =<\/span> range.<\/span>replace<\/span>(<\/span>\/<\/span>bytes=<\/span>\/<\/span><\/span>,<\/span> ""<\/span>)<\/span>.<\/span>split<\/span>(<\/span>"-"<\/span>)<\/span>;<\/span>
\n const<\/span> start =<\/span> parseInt<\/span>(<\/span>parts[<\/span>0<\/span>]<\/span>,<\/span> 10<\/span>)<\/span>;<\/span>
\n const<\/span> end =<\/span> parts[<\/span>1<\/span>]<\/span> ?<\/span> parseInt<\/span>(<\/span>parts[<\/span>1<\/span>]<\/span>,<\/span> 10<\/span>)<\/span> :<\/span> fileSize –<\/span> 1<\/span>;<\/span><\/p>\n

const<\/span> chunkSize =<\/span> (<\/span>end –<\/span> start)<\/span> +<\/span> 1<\/span>;<\/span>
\n const<\/span> file =<\/span> fs.<\/span>createReadStream<\/span>(<\/span>videoPath,<\/span> {<\/span> start,<\/span> end }<\/span>)<\/span>;<\/span>
\n const<\/span> head =<\/span> {<\/span>
\n 'Content-Range'<\/span>:<\/span> `<\/span>bytes <\/span>${<\/span>start}<\/span><\/span>–<\/span>${<\/span>end}<\/span><\/span>\/<\/span>${<\/span>fileSize}<\/span><\/span>`<\/span><\/span>,<\/span>
\n 'Accept-Ranges'<\/span>:<\/span> 'bytes'<\/span>,<\/span>
\n 'Content-Length'<\/span>:<\/span> chunkSize,<\/span>
\n 'Content-Type'<\/span>:<\/span> 'video'<\/span>,<\/span>
\n }<\/span>;<\/span><\/p>\n

res.<\/span>writeHead<\/span>(<\/span>206<\/span>,<\/span> head)<\/span>;<\/span>
\n file.<\/span>pipe<\/span>(<\/span>res)<\/span>;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n const<\/span> head =<\/span> {<\/span>
\n 'Content-Length'<\/span>:<\/span> fileSize,<\/span>
\n 'Content-Type'<\/span>:<\/span> 'video\/mp4'<\/span>,<\/span>
\n }<\/span>;<\/span>
\n res.<\/span>writeHead<\/span>(<\/span>200<\/span>,<\/span> head)<\/span>;<\/span>
\n fs.<\/span>createReadStream<\/span>(<\/span>videoPath)<\/span>.<\/span>pipe<\/span>(<\/span>res)<\/span>;<\/span>
\n }<\/span>
\n}<\/span>)<\/span>
\n\/**
\n * \u8bfb\u53d6html\u6587\u4ef6\u5185\u5bb9
\n * @param {*} filePath
\n *\/<\/span>
\nfunction<\/span> loadfile<\/span>(<\/span>filePath,<\/span>res<\/span>)<\/span>{<\/span>
\n \/\/ \u89e3\u6790\u6587\u4ef6\u6269\u5c55\u540d<\/span>
\n const<\/span> extname =<\/span> path.<\/span>extname<\/span>(<\/span>filePath)<\/span>;<\/span>
\n let<\/span> contentType =<\/span> 'text\/html'<\/span>;<\/span><\/p>\n

switch<\/span> (<\/span>extname)<\/span> {<\/span>
\n case<\/span> '.css'<\/span>:<\/span>
\n contentType =<\/span> 'text\/css'<\/span>;<\/span>
\n break<\/span>;<\/span>
\n case<\/span> '.js'<\/span>:<\/span>
\n contentType =<\/span> 'text\/javascript'<\/span>;<\/span>
\n break<\/span>;<\/span>
\n case<\/span> '.json'<\/span>:<\/span>
\n contentType =<\/span> 'application\/json'<\/span>;<\/span>
\n break<\/span>;<\/span>
\n case<\/span> '.png'<\/span>:<\/span>
\n contentType =<\/span> 'image\/png'<\/span>;<\/span>
\n break<\/span>;<\/span>
\n case<\/span> '.jpg'<\/span>:<\/span>
\n contentType =<\/span> 'image\/jpg'<\/span>;<\/span>
\n break<\/span>;<\/span>
\n \/\/ \u53ef\u4ee5\u6839\u636e\u9700\u8981\u6dfb\u52a0\u66f4\u591a\u7684MIME\u7c7b\u578b<\/span>
\n }<\/span><\/p>\n

\/\/ \u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9<\/span>
\n fs.<\/span>readFile<\/span>(<\/span>filePath,<\/span> (<\/span>error,<\/span> content<\/span>)<\/span> =><\/span> {<\/span>
\n if<\/span> (<\/span>error)<\/span> {<\/span>
\n if<\/span> (<\/span>error.<\/span>code ==<\/span> 'ENOENT'<\/span>)<\/span> {<\/span>
\n \/\/ \u6587\u4ef6\u672a\u627e\u5230，\u8fd4\u56de404<\/span>
\n res.<\/span>writeHead<\/span>(<\/span>404<\/span>,<\/span> {<\/span> 'Content-Type'<\/span>:<\/span> contentType }<\/span>)<\/span>;<\/span>
\n res.<\/span>end<\/span>(<\/span>'File not found'<\/span>,<\/span> 'utf-8'<\/span>)<\/span>;<\/span>
\n }<\/span> else<\/span> {<\/span>
\n \/\/ \u670d\u52a1\u5668\u9519\u8bef，\u8fd4\u56de500<\/span>
\n res.<\/span>writeHead<\/span>(<\/span>500<\/span>)<\/span>;<\/span>
\n res.<\/span>end<\/span>(<\/span>'Sorry, check with the site admin for error: '<\/span> +<\/span> error.<\/span>code +<\/span> ' ..\\\\n'<\/span>,<\/span> 'utf-8'<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span> else<\/span> {<\/span>
\n \/\/ \u6587\u4ef6\u8bfb\u53d6\u6210\u529f，\u8fd4\u56de\u6587\u4ef6\u5185\u5bb9<\/span>
\n res.<\/span>writeHead<\/span>(<\/span>200<\/span>,<\/span> {<\/span> 'Content-Type'<\/span>:<\/span> contentType }<\/span>)<\/span>;<\/span>
\n res.<\/span>end<\/span>(<\/span>content,<\/span> 'utf-8'<\/span>)<\/span>;<\/span><\/p>\n

}<\/span>;<\/span><\/p>\n

}<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span><\/p>\n

app.<\/span>listen<\/span>(<\/span>PORT<\/span>,<\/span>'localhost'<\/span>,<\/span> (<\/span>)<\/span> =><\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>`<\/span>Server is running on port http:\/\/localhost:<\/span>${<\/span>PORT<\/span>}<\/span><\/span>`<\/span><\/span>)<\/span>;<\/span>
\n}<\/span>)<\/span>;<\/span><\/p>\n

\u7136\u540e\u5728\u9879\u76ee\u6587\u4ef6\u5939\u4e0b，\u521b\u5efapublic\u6587\u4ef6\u5939，\u914d\u7f6e\u4e3a\u9759\u6001\u6587\u4ef6\u76ee\u5f55，\u5728public\u6587\u4ef6\u5939\u4e0b，\u65b0\u5efa\u4e00\u4e2aindex.html\u6587\u4ef6：<\/p>\n

<!<\/span>DOCTYPE<\/span> html<\/span>><\/span><\/span>
\n<<\/span>html<\/span> lang<\/span>=<\/span>"<\/span>en"<\/span><\/span>><\/span><\/span>
\n<<\/span>head<\/span>><\/span><\/span>
\n <<\/span>meta<\/span> charset<\/span>=<\/span>"<\/span>UTF-8"<\/span><\/span>><\/span><\/span>
\n <<\/span>meta<\/span> name<\/span>=<\/span>"<\/span>viewport"<\/span><\/span> content<\/span>=<\/span>"<\/span>width=device-width, initial-scale=1.0"<\/span><\/span>><\/span><\/span>
\n <<\/span>title<\/span>><\/span><\/span>Video Folder Scanner<\/<\/span>title<\/span>><\/span><\/span>
\n <<\/span>link<\/span> rel<\/span>=<\/span>"<\/span>stylesheet"<\/span><\/span> href<\/span>=<\/span>"<\/span>styles.css"<\/span><\/span>><\/span><\/span>
\n <<\/span>style<\/span>><\/span><\/span>
\n .thumbnail<\/span> {<\/span>
\n width<\/span>:<\/span> 150px;<\/span>
\n height<\/span>:<\/span> 100px;<\/span>
\n object-fit<\/span>:<\/span> cover;<\/span>
\n cursor<\/span>:<\/span> pointer;<\/span>
\n margin<\/span>:<\/span> 10px;<\/span>
\n }<\/span>
\n <\/span><\/span><\/<\/span>style<\/span>><\/span><\/span>
\n<\/<\/span>head<\/span>><\/span><\/span>
\n<<\/span>body<\/span>><\/span><\/span>
\n <<\/span>h1<\/span>><\/span><\/span>Video Folder<\/<\/span>h1<\/span>><\/span><\/span>
\n <<\/span>div<\/span> id<\/span>=<\/span>"<\/span>thumbnails"<\/span><\/span> class<\/span>=<\/span>"<\/span>thumbnails-container"<\/span><\/span>><\/span><\/span><\/p>\n

<\/<\/span>div<\/span>><\/span><\/span><\/p>\n

<<\/span>script<\/span> src<\/span>=<\/span>"<\/span>.\/index.js"<\/span><\/span>><\/span><\/span><\/span><\/<\/span>script<\/span>><\/span><\/span>
\n<\/<\/span>body<\/span>><\/span><\/span>
\n<\/<\/span>html<\/span>><\/span><\/span><\/p>\n

\u518d\u521b\u5efa\u4e00\u4e2astyles.css\u6587\u4ef6\u548c\u4e00\u4e2aindex.js\u6587\u4ef6\u3002 index.js<\/p>\n

document.<\/span>addEventListener<\/span>(<\/span>'DOMContentLoaded'<\/span>,<\/span> (<\/span>)<\/span> =><\/span> {<\/span>
\n const<\/span> urls=<\/span>[<\/span>]<\/span>;<\/span>
\n async<\/span> function<\/span> getallurl<\/span>(<\/span>)<\/span>{<\/span><\/p>\n

const<\/span> response=<\/span>await<\/span> fetch<\/span>(<\/span>'http:\/\/localhost:3000\/api\/videos'<\/span>)<\/span>;<\/span>
\n const<\/span> data=<\/span>await<\/span> response.<\/span>json<\/span>(<\/span>)<\/span>;<\/span>
\n return<\/span> data;<\/span><\/p>\n

}<\/span> <\/p>\n

async<\/span> function<\/span> gettext<\/span>(<\/span>)<\/span>{<\/span>
\n const<\/span> fileinfos=<\/span>await<\/span> getallurl<\/span>(<\/span>)<\/span>;<\/span>
\n console.<\/span>log<\/span>(<\/span>fileinfos)<\/span>;<\/span><\/p>\n

for<\/span>(<\/span>const<\/span> fileinfo of<\/span> fileinfos)<\/span>{<\/span>
\n console.<\/span>log<\/span>(<\/span>fileinfo)<\/span>;<\/span>
\n const<\/span> videourl=<\/span>fileinfo.<\/span>videos[<\/span>0<\/span>]<\/span>;<\/span>
\n const<\/span> imgurl=<\/span>fileinfo.<\/span>images[<\/span>0<\/span>]<\/span>;<\/span>
\n const<\/span> jsonurl=<\/span>fileinfo.<\/span>jsons[<\/span>0<\/span>]<\/span>;<\/span>
\n const<\/span> response =<\/span> await<\/span> fetch<\/span>(<\/span>`<\/span>http:\/\/localhost:3000\/<\/span>${<\/span>jsonurl}<\/span><\/span>`<\/span><\/span>)<\/span>;<\/span>
\n if<\/span> (<\/span>!<\/span>response.<\/span>ok)<\/span> {<\/span>
\n throw<\/span> new<\/span> Error<\/span>(<\/span>'Network response was not ok'<\/span>)<\/span>;<\/span>
\n }<\/span>
\n const<\/span> data =<\/span> await<\/span> response.<\/span>json<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

const<\/span> thumbnails=<\/span>document.<\/span>getElementById<\/span>(<\/span>'thumbnails'<\/span>)<\/span>;<\/span><\/p>\n

const<\/span> div1=<\/span>document.<\/span>createElement<\/span>(<\/span>'div'<\/span>)<\/span>;<\/span>
\n div1.<\/span>className=<\/span>'div1'<\/span>;<\/span><\/p>\n

const<\/span> infodiv=<\/span>document.<\/span>createElement<\/span>(<\/span>'div'<\/span>)<\/span>;<\/span>
\n infodiv.<\/span>className=<\/span>'infodiv'<\/span>;<\/span><\/p>\n

const<\/span> imgdiv=<\/span>document.<\/span>createElement<\/span>(<\/span>'div'<\/span>)<\/span>;<\/span>
\n imgdiv.<\/span>className=<\/span>'imgdiv'<\/span>;<\/span><\/p>\n

const<\/span> img=<\/span>document.<\/span>createElement<\/span>(<\/span>'img'<\/span>)<\/span>;<\/span><\/p>\n

const<\/span> videoname=<\/span>data[<\/span>'name'<\/span>]<\/span>;<\/span>
\n const<\/span> p1=<\/span>document.<\/span>createElement<\/span>(<\/span>'p'<\/span>)<\/span>;<\/span>
\n p1.<\/span>textContent=<\/span>`<\/span>${<\/span>videoname}<\/span><\/span>`<\/span><\/span>;<\/span><\/p>\n

img.<\/span>className=<\/span>'img'<\/span>;<\/span>
\n img.<\/span>src=<\/span>imgurl;<\/span>
\n img.<\/span>addEventListener<\/span>(<\/span>'click'<\/span>,<\/span>(<\/span>)<\/span>=><\/span>{<\/span>
\n \/\/window.location.href= `${video.videoUrl}`;<\/span>
\n window.<\/span>location.<\/span>href=<\/span>`<\/span>.\/play?path=<\/span>${<\/span>videourl}<\/span><\/span>&data=<\/span>${<\/span>jsonurl}<\/span><\/span>`<\/span><\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span><\/p>\n

imgdiv.<\/span>appendChild<\/span>(<\/span>img)<\/span>;<\/span>
\n imgdiv.<\/span>appendChild<\/span>(<\/span>p1)<\/span>;<\/span><\/p>\n

thumbnails.<\/span>appendChild<\/span>(<\/span>imgdiv)<\/span>;<\/span><\/p>\n

console.<\/span>log<\/span>(<\/span>data)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>;<\/span>
\n gettext<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span><\/p>\n

styles.css<\/p>\n

.thumbnails-container<\/span>{<\/span>
\n display<\/span>:<\/span> grid;<\/span>
\n grid-template-columns<\/span>:<\/span> repeat<\/span>(<\/span>auto-fill,<\/span> minmax<\/span>(<\/span>200px,<\/span> 1fr)<\/span>)<\/span>;<\/span> \/* \u81ea\u52a8\u586b\u5145\u5217，\u6700\u5c0f\u5bbd\u5ea6200px *\/<\/span>
\n gap<\/span>:<\/span> 20px;<\/span> \/* \u7f51\u683c\u9879\u4e4b\u95f4\u7684\u95f4\u8ddd *\/<\/span>
\n}<\/span><\/p>\n

.imgdiv<\/span>{<\/span><\/p>\n

margin<\/span>:<\/span> 10px;<\/span>
\n padding<\/span>:<\/span> 10px;<\/span>
\n border<\/span>:<\/span> 1px solid #ddd;<\/span>
\n border-radius<\/span>:<\/span> 8px;<\/span>
\n box-shadow<\/span>:<\/span> 0 4px 8px rgba<\/span>(<\/span>0,<\/span> 0,<\/span> 0,<\/span> 0.1)<\/span>;<\/span>
\n transition<\/span>:<\/span> transform 0.2s;<\/span>
\n overflow<\/span>:<\/span> hidden;<\/span>
\n}<\/span>
\n.imgdiv:hover<\/span>{<\/span>
\n background-color<\/span>:<\/span> #a5dff7;<\/span>
\n transform<\/span>:<\/span> scale<\/span>(<\/span>1.05)<\/span>;<\/span>
\n}<\/span>
\n.img<\/span>{<\/span>
\n width<\/span>:<\/span> 100%;<\/span>
\n height<\/span>:<\/span> auto;<\/span>
\n display<\/span>:<\/span> block;<\/span>
\n border-radius<\/span>:<\/span> 8px;<\/span>
\n}<\/span><\/p>\n

\/* \u9488\u5bf9\u4e0d\u540c\u5c4f\u5e55\u5c3a\u5bf8\u8c03\u6574\u5e03\u5c40 *\/<\/span>
\n@media<\/span> (<\/span>max-width<\/span>:<\/span> 1200px)<\/span><\/span> {<\/span>
\n .imgdiv<\/span> {<\/span>
\n width<\/span>:<\/span> calc<\/span>(<\/span>33.333% – 40px)<\/span>;<\/span> \/* 3\u5217\u5e03\u5c40，\u51cf\u53bb\u95f4\u8ddd *\/<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

@media<\/span> (<\/span>max-width<\/span>:<\/span> 800px)<\/span><\/span> {<\/span>
\n .imgdiv<\/span> {<\/span>
\n width<\/span>:<\/span> calc<\/span>(<\/span>50% – 40px)<\/span>;<\/span> \/* 2\u5217\u5e03\u5c40，\u51cf\u53bb\u95f4\u8ddd *\/<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

@media<\/span> (<\/span>max-width<\/span>:<\/span> 500px)<\/span><\/span> {<\/span>
\n .imgdiv<\/span> {<\/span>
\n width<\/span>:<\/span> calc<\/span>(<\/span>80% – 40px)<\/span>;<\/span> \/* \u5355\u5217\u5e03\u5c40，\u51cf\u53bb\u95f4\u8ddd *\/<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u5f53\u6211\u4eec\u542f\u52a8\u670d\u52a1\u5668\u540e，\u5e76\u8bbf\u95eehttp:\/\/localhost:3000\/，\u7f51\u9875\u7aef\u663e\u793a\u5982\u4e0b（\u4ec5\u4f9b\u53c2\u8003）： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u6b64\u5904，\u56fe\u7247\u4e0e\u663e\u793a\u540d\u79f0，\u4f9d\u65e7\u5b9e\u9645\u6587\u4ef6\u5939\u5185\u7684\u5185\u5bb9\u6765，\u4ee5\u4e0a\u662f\u6211\u6d4b\u8bd5\u65f6\u4f7f\u7528\u7684\u8d44\u6e90\u6587\u4ef6\u5939\u5185\u7684\u56fe\u7247\u7b49\u5185\u5bb9\u3002 \u56fe\u7247\u76f8\u5f53\u4e8e\u662f\u5c01\u9762\u56fe，\u70b9\u51fb\u56fe\u7247\u540e，\u4f1a\u8df3\u8f6c\u5230\u53e6\u4e00\u4e2a\u9875\u9762： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u6b64\u5904，\u8981\u64ad\u653e\u7684\u89c6\u9891，\u662f\u5728\u670d\u52a1\u5668\u7684\u8def\u7531\u4e2d\u5df2\u7ecf\u914d\u7f6e\u7684，\u670d\u52a1\u5668\u7aef\u4f1a\u6839\u636e\u8bf7\u6c42\u7684\u89c6\u9891\u540d\u79f0，\u91c7\u7528\u6d41\u5f0f\u5a92\u4f53\u64ad\u653e\u89c6\u9891\u3002<\/p>\n

\u6ce8：\u672c\u6587\u662f\u4e00\u4e2a\u8bb0\u5f55，\u7528\u4e8e\u4ee5\u540e\u53c2\u8003，\u5982\u679c\u521a\u597d\u5bf9\u4f60\u4e5f\u6709\u5e2e\u52a9，\u90a3\u4e48\u4e5f\u662f\u4e0d\u9519\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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