Node中的Stream是什么


NodeStreamNodeStream! stream EventEmitter/ Node Linux | Stream Node API 400MB readFile 10MB curl http://127.0.0.1:8000 420MB stream 35MB readFile CPU stream EventEmitter on("data", (){}) on("end", (){}) data end http console stdinfile source dest pipe source.pipe(dest) source dest pipe source dest data/end .pipe source dest ??? chunk stream console stdouthttp responsefile (source) Readable stream.Readable ? fs.createReadStream Readable (flowing mode)(pause mode)免费云主机域名 chunk ReadableStream _readableState flowing turefalsenull(buffer )() data
data stream.pipe Writeable stream.resume stream.read() readable
stream.read() readable //TODO

Readable _read read doRead read 0 highWaterMark _read write end end = write + close highWaterMark drain ws.write(chunk) false highWaterMark drain Node.js Writeable stream.Writeable _write writable.write _write _write next writable.end(data) data write end finish Readable Writable Readable _read Writable _write net socketsocket NodeJS Duplex TCP client Duplex(0/1)(F,B,B) Transform Transform Duplex _write _read _tranform gulp Stream less less css css css less() minifyCss() Duplex Transform Duplex Tranform3Mb/s1Mb/s Node.js .pipe()____ .pipe() highWaterMark .write() false false Readabledrain pipe chunkchunkNodeStream

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