node.js 的request 的参数

request 打印所有的参数：

HTTP server is listening at port 3000.

IncomingMessage {

_readableState:

ReadableState {

objectMode: false,

highWaterMark: 16384,

buffer: [],

length: 0,

pipes: null,

pipesCount: 0,

flowing: null,

ended: false,

endEmitted: false,

reading: false,

sync: true,

needReadable: false,

emittedReadable: false,

readableListening: false,

resumeScheduled: false,

defaultEncoding: 'utf8',

ranOut: false,

awaitDrain: 0,

readingMore: false,

decoder: null,

encoding: null },

readable: true,

domain: null,

_events: {},

_eventsCount: 0,

_maxListeners: undefined,

socket:

Socket {

_connecting: false,

_hadError: false,

_handle:

TCP {

_externalStream: {},

fd: -1,

reading: true,

owner: [Circular],

onread: [Function: onread],

onconnection: null,

writeQueueSize: 0 },

_parent: null,

_host: null,

_readableState:

ReadableState {

objectMode: false,

highWaterMark: 16384,

buffer: [],

length: 0,

pipes: null,

pipesCount: 0,

flowing: true,

ended: false,

endEmitted: false,

reading: true,

sync: false,

needReadable: true,

emittedReadable: false,

readableListening: false,

resumeScheduled: false,

defaultEncoding: 'utf8',

ranOut: false,

awaitDrain: 0,

readingMore: false,

decoder: null,

encoding: null },

readable: true,

domain: null,

_events:

{ end: [Object],

finish: [Function: onSocketFinish],

_socketEnd: [Function: onSocketEnd],

drain: [Object],

timeout: [Function],

error: [Function: socketOnError],

close: [Object],

data: [Function: socketOnData],

resume: [Function: onSocketResume],

pause: [Function: onSocketPause] },

_eventsCount: 10,

_maxListeners: undefined,

_writableState:

WritableState {

objectMode: false,

highWaterMark: 16384,

needDrain: false,

ending: false,

ended: false,

finished: false,

decodeStrings: false,

defaultEncoding: 'utf8',

length: 0,

writing: false,

corked: 0,

sync: false,

bufferProcessing: false,

onwrite: [Function],

writecb: null,

writelen: 0,

bufferedRequest: null,

lastBufferedRequest: null,

pendingcb: 5,

prefinished: false,

errorEmitted: false,

bufferedRequestCount: 0,

corkedRequestsFree: [Object] },

writable: true,

allowHalfOpen: true,

destroyed: false,

bytesRead: 0,

_bytesDispatched: 209,

_sockname: null,

_pendingData: null,

_pendingEncoding: '',

server:

Server {

domain: null,

_events: [Object],

_eventsCount: 3,

_maxListeners: undefined,

_connections: 1,

_handle: [Object],

_usingSlaves: false,

_slaves: [],

_unref: false,

allowHalfOpen: true,

pauseOnConnect: false,

httpAllowHalfOpen: false,

timeout: 120000,

_pendingResponseData: 0,

_connectionKey: '6::::3000' },

_server:

Server {

domain: null,

_events: [Object],

_eventsCount: 3,

_maxListeners: undefined,

_connections: 1,

_handle: [Object],

_usingSlaves: false,

_slaves: [],

_unref: false,

allowHalfOpen: true,

pauseOnConnect: false,

httpAllowHalfOpen: false,

timeout: 120000,

_pendingResponseData: 0,

_connectionKey: '6::::3000' },

_idleTimeout: 120000,

_idleNext:

{ [Function: utcDate]

_onTimeout: [Function],

_idleTimeout: 642,

_idleNext: [Object],

_idlePrev: [Circular],

_idleStart: 5015 },

_idlePrev: { _idleNext: [Circular], _idlePrev: [Object] },

_idleStart: 5020,

parser:

HTTPParser {

'0': [Function: parserOnHeaders],

'1': [Function: parserOnHeadersComplete],

'2': [Function: parserOnBody],

'3': [Function: parserOnMessageComplete],

'4': [Function: onParserExecute],

_headers: [],

_url: '',

_consumed: true,

socket: [Circular],

incoming: [Circular],

outgoing: null,

maxHeaderPairs: 2000,

onIncoming: [Function: parserOnIncoming] },

on: [Function: socketOnWrap],

_paused: false,

read: [Function],

_consuming: true,

_httpMessage:

ServerResponse {

domain: null,

_events: [Object],

_eventsCount: 1,

_maxListeners: undefined,

output: [],

outputEncodings: [],

outputCallbacks: [],

outputSize: 0,

writable: true,

_last: false,

chunkedEncoding: true,

shouldKeepAlive: true,

useChunkedEncodingByDefault: true,

sendDate: true,

_removedHeader: {},

_contentLength: null,

_hasBody: true,

_trailer: '',

finished: true,

_headerSent: true,

socket: [Circular],

connection: [Circular],

_header: 'HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nDate: Tue, 09 Aug 2016 07:55:28 GMT\r\nConnection: keep-alive\r\nTransfer-Encoding: chunked\r\n\r\n',

_headers: null,

_headerNames: {},

_onPendingData: [Function: updateOutgoingData],

statusMessage: 'OK',

statusCode: 200 } },

connection:

Socket {

_connecting: false,

_hadError: false,

_handle:

TCP {

_externalStream: {},

fd: -1,

reading: true,

owner: [Circular],

onread: [Function: onread],

onconnection: null,

writeQueueSize: 0 },

_parent: null,

_host: null,

_readableState:

ReadableState {

objectMode: false,

highWaterMark: 16384,

buffer: [],

length: 0,

pipes: null,

pipesCount: 0,

flowing: true,

ended: false,

endEmitted: false,

reading: true,

sync: false,

needReadable: true,

emittedReadable: false,

readableListening: false,

resumeScheduled: false,

defaultEncoding: 'utf8',

ranOut: false,

awaitDrain: 0,

readingMore: false,

decoder: null,

encoding: null },

readable: true,

domain: null,

_events:

{ end: [Object],

finish: [Function: onSocketFinish],

_socketEnd: [Function: onSocketEnd],

drain: [Object],

timeout: [Function],

error: [Function: socketOnError],

close: [Object],

data: [Function: socketOnData],

resume: [Function: onSocketResume],

pause: [Function: onSocketPause] },

_eventsCount: 10,

_maxListeners: undefined,

_writableState:

WritableState {

objectMode: false,

highWaterMark: 16384,

needDrain: false,

ending: false,

ended: false,

finished: false,

decodeStrings: false,

defaultEncoding: 'utf8',

length: 0,

writing: false,

corked: 0,

sync: false,

bufferProcessing: false,

onwrite: [Function],

writecb: null,

writelen: 0,

bufferedRequest: null,

lastBufferedRequest: null,

pendingcb: 5,

prefinished: false,

errorEmitted: false,

bufferedRequestCount: 0,

corkedRequestsFree: [Object] },

writable: true,

allowHalfOpen: true,

destroyed: false,

bytesRead: 0,

_bytesDispatched: 209,

_sockname: null,

_pendingData: null,

_pendingEncoding: '',

server:

Server {

domain: null,

_events: [Object],

_eventsCount: 3,

_maxListeners: undefined,

_connections: 1,

_handle: [Object],

_usingSlaves: false,

_slaves: [],

_unref: false,

allowHalfOpen: true,

pauseOnConnect: false,

httpAllowHalfOpen: false,

timeout: 120000,

_pendingResponseData: 0,

_connectionKey: '6::::3000' },

_server:

Server {

domain: null,

_events: [Object],

_eventsCount: 3,

_maxListeners: undefined,

_connections: 1,

_handle: [Object],

_usingSlaves: false,

_slaves: [],

_unref: false,

allowHalfOpen: true,

pauseOnConnect: false,

httpAllowHalfOpen: false,

timeout: 120000,

_pendingResponseData: 0,

_connectionKey: '6::::3000' },

_idleTimeout: 120000,

_idleNext:

{ [Function: utcDate]

_onTimeout: [Function],

_idleTimeout: 642,

_idleNext: [Object],

_idlePrev: [Circular],

_idleStart: 5015 },

_idlePrev: { _idleNext: [Circular], _idlePrev: [Object] },

_idleStart: 5020,

parser:

HTTPParser {

'0': [Function: parserOnHeaders],

'1': [Function: parserOnHeadersComplete],

'2': [Function: parserOnBody],

'3': [Function: parserOnMessageComplete],

'4': [Function: onParserExecute],

_headers: [],

_url: '',

_consumed: true,

socket: [Circular],

incoming: [Circular],

outgoing: null,

maxHeaderPairs: 2000,

onIncoming: [Function: parserOnIncoming] },

on: [Function: socketOnWrap],

_paused: false,

read: [Function],

_consuming: true,

_httpMessage:

ServerResponse {

domain: null,

_events: [Object],

_eventsCount: 1,

_maxListeners: undefined,

output: [],

outputEncodings: [],

outputCallbacks: [],

outputSize: 0,

writable: true,

_last: false,

chunkedEncoding: true,

shouldKeepAlive: true,

useChunkedEncodingByDefault: true,

sendDate: true,

_removedHeader: {},

_contentLength: null,

_hasBody: true,

_trailer: '',

finished: true,

_headerSent: true,

socket: [Circular],

connection: [Circular],

_header: 'HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nDate: Tue, 09 Aug 2016 07:55:28 GMT\r\nConnection: keep-alive\r\nTransfer-Encoding: chunked\r\n\r\n',

_headers: null,

_headerNames: {},

_onPendingData: [Function: updateOutgoingData],

statusMessage: 'OK',

statusCode: 200 } },

httpVersionMajor: 1,

httpVersionMinor: 1,

httpVersion: '1.1',

complete: false,

// headers: 请求头对象。

//  host: 表示请求网站的域名或IP地址（请求的地址）。 默认为'localhost'。

headers:

{ host: '127.0.0.1:3000',

'user-agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0',

accept: 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',

'accept-language': 'zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3',

'accept-encoding': 'gzip, deflate',

connection: 'keep-alive',

'cache-control': 'max-age=0' },

rawHeaders:

[

// 浏览器信息

'Host',

'127.0.0.1:3000',

'User-Agent',

'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0',

'Accept',

'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',

'Accept-Language',

'zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3',

'Accept-Encoding',

'gzip, deflate',

'Connection',

'keep-alive',

'Cache-Control',

'max-age=0' ],

trailers: {},

rawTrailers: [],

upgrade: false,

url: '/',

method: 'GET',

statusCode: null,

statusMessage: null,

client:

Socket {

_connecting: false,

_hadError: false,

_handle:

TCP {

_externalStream: {},

fd: -1,

reading: true,

owner: [Circular],

onread: [Function: onread],

onconnection: null,

writeQueueSize: 0 },

_parent: null,

_host: null,

_readableState:

ReadableState {

objectMode: false,

highWaterMark: 16384,

buffer: [],

length: 0,

pipes: null,

pipesCount: 0,

flowing: true,

ended: false,

endEmitted: false,

reading: true,

sync: false,

needReadable: true,

emittedReadable: false,

readableListening: false,

resumeScheduled: false,

defaultEncoding: 'utf8',

ranOut: false,

awaitDrain: 0,

readingMore: false,

decoder: null,

encoding: null },

readable: true,

domain: null,

_events:

{ end: [Object],

finish: [Function: onSocketFinish],

_socketEnd: [Function: onSocketEnd],

drain: [Object],

timeout: [Function],

error: [Function: socketOnError],

close: [Object],

data: [Function: socketOnData],

resume: [Function: onSocketResume],

pause: [Function: onSocketPause] },

_eventsCount: 10,

_maxListeners: undefined,

_writableState:

WritableState {

objectMode: false,

highWaterMark: 16384,

needDrain: false,

ending: false,

ended: false,

finished: false,

decodeStrings: false,

defaultEncoding: 'utf8',

length: 0,

writing: false,

corked: 0,

sync: false,

bufferProcessing: false,

onwrite: [Function],

writecb: null,

writelen: 0,

bufferedRequest: null,

lastBufferedRequest: null,

pendingcb: 5,

prefinished: false,

errorEmitted: false,

bufferedRequestCount: 0,

corkedRequestsFree: [Object] },

writable: true,

allowHalfOpen: true,

destroyed: false,

bytesRead: 0,

_bytesDispatched: 209,

_sockname: null,

_pendingData: null,

_pendingEncoding: '',

server:

Server {

domain: null,

_events: [Object],

_eventsCount: 3,

_maxListeners: undefined,

_connections: 1,

_handle: [Object],

_usingSlaves: false,

_slaves: [],

_unref: false,

allowHalfOpen: true,

pauseOnConnect: false,

httpAllowHalfOpen: false,

timeout: 120000,

_pendingResponseData: 0,

_connectionKey: '6::::3000' },

_server:

Server {

domain: null,

_events: [Object],

_eventsCount: 3,

_maxListeners: undefined,

_connections: 1,

_handle: [Object],

_usingSlaves: false,

_slaves: [],

_unref: false,

allowHalfOpen: true,

pauseOnConnect: false,

httpAllowHalfOpen: false,

timeout: 120000,

_pendingResponseData: 0,

_connectionKey: '6::::3000' },

_idleTimeout: 120000,

_idleNext:

{ [Function: utcDate]

_onTimeout: [Function],

_idleTimeout: 642,

_idleNext: [Object],

_idlePrev: [Circular],

_idleStart: 5015 },

_idlePrev: { _idleNext: [Circular], _idlePrev: [Object] },

_idleStart: 5020,

parser:

HTTPParser {

'0': [Function: parserOnHeaders],

'1': [Function: parserOnHeadersComplete],

'2': [Function: parserOnBody],

'3': [Function: parserOnMessageComplete],

'4': [Function: onParserExecute],

_headers: [],

_url: '',

_consumed: true,

socket: [Circular],

incoming: [Circular],

outgoing: null,

maxHeaderPairs: 2000,

onIncoming: [Function: parserOnIncoming] },

on: [Function: socketOnWrap],

_paused: false,

read: [Function],

_consuming: true,

_httpMessage:

ServerResponse {

domain: null,

_events: [Object],

_eventsCount: 1,

_maxListeners: undefined,

output: [],

outputEncodings: [],

outputCallbacks: [],

outputSize: 0,

writable: true,

_last: false,

chunkedEncoding: true,

shouldKeepAlive: true,

useChunkedEncodingByDefault: true,

sendDate: true,

_removedHeader: {},

_contentLength: null,

_hasBody: true,

_trailer: '',

finished: true,

_headerSent: true,

socket: [Circular],

connection: [Circular],

_header: 'HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nDate: Tue, 09 Aug 2016 07:55:28 GMT\r\nConnection: keep-alive\r\nTransfer-Encoding: chunked\r\n\r\n',

_headers: null,

_headerNames: {},

_onPendingData: [Function: updateOutgoingData],

statusMessage: 'OK',

statusCode: 200 } },

_consuming: false,

_dumped: false }

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