diff --git a/docs/api/media/image.md b/docs/api/media/image.md
index 55492be0ffc1a22be92f19dca9f64648d5716def..217e5965ef32c26e3d88ef740d5cedfbbfe521eb 100644
--- a/docs/api/media/image.md
+++ b/docs/api/media/image.md
@@ -29,7 +29,7 @@ App端如需要更丰富的相机拍照API（如直接调用前置摄像头）
 |参数|类型|说明|
 |:-|:-|:-|
 |tempFilePaths|Array<String>|图片的本地文件路径列表|
-|tempFiles|Array<Object>|图片的本地文件列表，每一项是一个 File 对象|
+|tempFiles|Array<Object>、Array<File>|图片的本地文件列表，每一项是一个 File 对象|
 
 **File 对象结构如下**
 
@@ -38,6 +38,7 @@ App端如需要更丰富的相机拍照API（如直接调用前置摄像头）
 |path|String|本地文件路径|
 |size|Number|本地文件大小，单位：B|
 |name|String|包含扩展名的文件名称，仅H5支持|
+|type|String|文件类型，仅H5支持|
 
 **示例**
 
diff --git a/docs/api/media/video.md b/docs/api/media/video.md
index 990c7fad980eaafc07e42a022aca8580bf6c1fb2..8b50c95f0ec6f57a3cc6c0124eda0595a512b1fb 100644
--- a/docs/api/media/video.md
+++ b/docs/api/media/video.md
@@ -21,14 +21,15 @@
 
 **success 返回参数说明**
 
-|参数|说明|平台差异说明说明|
-|:-|:-|:-|
-|tempFilePath|选定视频的临时文件路径||
-|duration|选定视频的时间长度，单位为 s|APP平台 2.1.0+、微信小程序|
-|size|选定视频的数据量大小|APP平台 2.1.0+、微信小程序|
-|height|返回选定视频的高|APP平台 2.1.0+、微信小程序|
-|width|返回选定视频的宽|APP平台 2.1.0+、微信小程序|
-|name|包含扩展名的文件名称|仅H5支持|
+|参数|类型|说明|平台差异说明说明|
+|:-|:-|:-|:-|
+|tempFilePath|String|选定视频的临时文件路径||
+|tempFile|File|选定的视频文件|仅H5（2.7.0+）支持|
+|duration|Number|选定视频的时间长度，单位为 s|APP 2.1.0+、H5、微信小程序|
+|size|Number|选定视频的数据量大小|APP 2.1.0+、H5、微信小程序|
+|height|Number|返回选定视频的高|APP 2.1.0+、H5、微信小程序|
+|width|Number|返回选定视频的宽|APP 2.1.0+、H5、微信小程序|
+|name|String|包含扩展名的文件名称|仅H5支持|
 
 **注意：**
 * 文件的临时路径，在应用本次启动期间可以正常使用，如需持久保存，需在主动调用 [uni.saveFile](api/file/file?id=savefile)，在应用下次启动时才能访问得到。
diff --git a/docs/api/request/network-file.md b/docs/api/request/network-file.md
index d272f87607ef7b052d6c290d3e3e028a9c83c926..aaf98cb34ac3df2268918c238cb90fabe2b9d5f9 100644
--- a/docs/api/request/network-file.md
+++ b/docs/api/request/network-file.md
@@ -9,8 +9,9 @@
 |参数名|类型|必填|说明|平台差异说明|
 |:-|:-|:-|:-|:-|
 |url|String|是|开发者服务器 url||
-|files|Array|否|需要上传的文件列表。**使用 files 时，filePath 和 name 不生效。**|App|
+|files|Array|否|需要上传的文件列表。**使用 files 时，filePath 和 name 不生效。**|App、H5（ 2.7.0+）|
 |fileType|String|见平台差异说明|文件类型，image/video/audio|仅支付宝小程序，且必填。|
+|file|File|否|要上传的文件对象。|仅H5（2.7.0+）支持|
 |filePath|String|是|要上传文件资源的路径。||
 |name|String|是|文件对应的 key , 开发者在服务器端通过这个 key 可以获取到文件二进制内容||
 |header|Object|否|HTTP 请求 Header, header 中不能设置 Referer。||
@@ -33,6 +34,7 @@ files 参数是一个 file 对象的数组，file 对象的结构如下：
 |参数名|类型|必填|说明|
 |:-|:-|:-|:-|
 |name|String|否|multipart 提交时，表单的项目名，默认为 file|
+|file|File|否|要上传的文件对象，仅H5（2.7.0+）支持|
 |uri|String|是|文件的本地地址|
 
 Tip:
diff --git a/docs/api/request/request.md b/docs/api/request/request.md
index c5855b95c7a2c28524f0ad8b3544509cfe1409d3..c667dbac0aed78cf2f2b62273376ca6602769d74 100644
--- a/docs/api/request/request.md
+++ b/docs/api/request/request.md
@@ -15,6 +15,7 @@
 |dataType|String|否|json	|如果设为 json，会尝试对返回的数据做一次 JSON.parse||
 |responseType|String|否|text	|设置响应的数据类型。合法值：text、arraybuffer|App和支付宝小程序不支持|
 |sslVerify|Boolean|否|true|验证 ssl 证书|仅App安卓端支持（HBuilderX 2.3.3+）|
+|withCredentials|Boolean|否|false|跨域请求时是否携带凭证（cookies）|仅H5支持（HBuilderX 2.7.0+）|
 |success|Function|否||收到开发者服务成功返回的回调函数||
 |fail|Function|否||接口调用失败的回调函数||
 |complete|Function|否||接口调用结束的回调函数（调用成功、失败都会执行）| |
diff --git a/packages/uni-mp-toutiao/dist/index.js b/packages/uni-mp-toutiao/dist/index.js
index 666b02e8ac47c896b7d440333803ac24af2a3df7..8cc806ac4f6d0669d3b65135886a91f9634960bb 100644
--- a/packages/uni-mp-toutiao/dist/index.js
+++ b/packages/uni-mp-toutiao/dist/index.js
@@ -231,13 +231,13 @@ const promiseInterceptor = {
 };
 
 const SYNC_API_RE =
-  /^\$|restoreGlobal|getCurrentSubNVue|getMenuButtonBoundingClientRect|^report|interceptors|Interceptor$|getSubNVueById|requireNativePlugin|upx2px|hideKeyboard|canIUse|^create|Sync$|Manager$|base64ToArrayBuffer|arrayBufferToBase64/;
+  /^\$|sendNativeEvent|restoreGlobal|getCurrentSubNVue|getMenuButtonBoundingClientRect|^report|interceptors|Interceptor$|getSubNVueById|requireNativePlugin|upx2px|hideKeyboard|canIUse|^create|Sync$|Manager$|base64ToArrayBuffer|arrayBufferToBase64/;
 
 const CONTEXT_API_RE = /^create|Manager$/;
 
 const ASYNC_API = ['createBLEConnection'];
 
-const CALLBACK_API_RE = /^on/;
+const CALLBACK_API_RE = /^on|^off/;
 
 function isContextApi (name) {
   return CONTEXT_API_RE.test(name)
@@ -1699,6 +1699,17 @@ function parsePage (vuePageOptions) {
     } else {
       this.is && console.warn(this.is + ' is not ready');
     }
+  };
+
+  pageOptions.lifetimes.detached = function detached () {
+    this.$vm && this.$vm.$destroy();
+    // 清理
+    const webviewId = this.__webviewId__;
+    webviewId && Object.keys(instances).forEach(key => {
+      if (key.indexOf(webviewId + '_') === 0) {
+        delete instances[key];
+      }
+    });
   };
 
   return pageOptions
diff --git a/packages/vue-cli-plugin-uni/lib/format-log.js b/packages/vue-cli-plugin-uni/lib/format-log.js
index f7e9dcffc6a263577d19e80dcc5f445652feb3cf..cc3c89bac6553f8eea96faba1d19064ce415e722 100644
--- a/packages/vue-cli-plugin-uni/lib/format-log.js
+++ b/packages/vue-cli-plugin-uni/lib/format-log.js
@@ -1,71 +1,71 @@
-function typof (v) {
-  var s = Object.prototype.toString.call(v)
-  return s.substring(8, s.length - 1)
-}
-
-function isDebugMode () {
-  /* eslint-disable no-undef */
-  return typeof __channelId__ === 'string' && __channelId__
-}
-
-export function log (type) {
-  for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-    args[_key - 1] = arguments[_key]
-  }
-  console[type].apply(console, args)
-}
-
-export default function formatLog () {
-  for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
-    args[_key] = arguments[_key]
-  }
-  var type = args.shift()
-  if (isDebugMode()) {
-    args.push(args.pop().replace('at ', 'uni-app:///'))
-    return console[type]['apply'](console, args)
-  }
-
-  var msgs = args.map(function (v) {
-    var type = Object.prototype.toString.call(v).toLowerCase()
-
-    if (type === '[object object]' || type === '[object array]') {
-      try {
-        v = '---BEGIN:JSON---' + JSON.stringify(v) + '---END:JSON---'
-      } catch (e) {
-        v = '[object object]'
-      }
-    } else {
-      if (v === null) {
-        v = '---NULL---'
-      } else if (v === undefined) {
-        v = '---UNDEFINED---'
-      } else {
-        var vType = typof(v).toUpperCase()
-
-        if (vType === 'NUMBER' || vType === 'BOOLEAN') {
-          v = '---BEGIN:' + vType + '---' + v + '---END:' + vType + '---'
-        } else {
-          v = String(v)
-        }
-      }
-    }
-
-    return v
-  })
-  var msg = ''
-
-  if (msgs.length > 1) {
-    var lastMsg = msgs.pop()
-    msg = msgs.join('---COMMA---')
-
-    if (lastMsg.indexOf(' at ') === 0) {
-      msg += lastMsg
-    } else {
-      msg += '---COMMA---' + lastMsg
-    }
-  } else {
-    msg = msgs[0]
-  }
-
-  console[type](msg)
+function typof (v) {
+  var s = Object.prototype.toString.call(v)
+  return s.substring(8, s.length - 1)
+}
+
+function isDebugMode () {
+  /* eslint-disable no-undef */
+  return typeof __channelId__ === 'string' && __channelId__
+}
+
+export function log (type) {
+  for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
+    args[_key - 1] = arguments[_key]
+  }
+  console[type].apply(console, args)
+}
+
+export default function formatLog () {
+  for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
+    args[_key] = arguments[_key]
+  }
+  var type = args.shift()
+  if (isDebugMode()) {
+    args.push(args.pop().replace('at ', 'uni-app:///'))
+    return console[type]['apply'](console, args)
+  }
+
+  var msgs = args.map(function (v) {
+    var type = Object.prototype.toString.call(v).toLowerCase()
+
+    if (type === '[object object]' || type === '[object array]') {
+      try {
+        v = '---BEGIN:JSON---' + JSON.stringify(v) + '---END:JSON---'
+      } catch (e) {
+        v = '[object object]'
+      }
+    } else {
+      if (v === null) {
+        v = '---NULL---'
+      } else if (v === undefined) {
+        v = '---UNDEFINED---'
+      } else {
+        var vType = typof(v).toUpperCase()
+
+        if (vType === 'NUMBER' || vType === 'BOOLEAN') {
+          v = '---BEGIN:' + vType + '---' + v + '---END:' + vType + '---'
+        } else {
+          v = String(v)
+        }
+      }
+    }
+
+    return v
+  })
+  var msg = ''
+
+  if (msgs.length > 1) {
+    var lastMsg = msgs.pop()
+    msg = msgs.join('---COMMA---')
+
+    if (lastMsg.indexOf(' at ') === 0) {
+      msg += lastMsg
+    } else {
+      msg += '---COMMA---' + lastMsg
+    }
+  } else {
+    msg = msgs[0]
+  }
+
+  console[type](msg)
 }
diff --git a/packages/vue-cli-plugin-uni/lib/options.js b/packages/vue-cli-plugin-uni/lib/options.js
index ca65e53249e0e73c2ff12cd3d0d2d362973cccff..05d0770ee592850939e7f7344aca538d68a23106 100644
--- a/packages/vue-cli-plugin-uni/lib/options.js
+++ b/packages/vue-cli-plugin-uni/lib/options.js
@@ -75,7 +75,10 @@ module.exports = function initOptions (options) {
     options.css.loaderOptions.sass.sassOptions = {}
   }
   // 指定 outputStyle, 否则 production 模式下会被默认成 compressed
-  options.css.loaderOptions.sass.sassOptions.outputStyle = 'nested'
+  const outputStyle = options.css.loaderOptions.sass.sassOptions.outputStyle
+  if (!outputStyle || outputStyle === 'compressed') {
+    options.css.loaderOptions.sass.sassOptions.outputStyle = 'expanded'
+  }
 
   if (sassLoaderVersion < 8) {
     options.css.loaderOptions.sass.data = sassData
diff --git a/packages/webpack-uni-pages-loader/lib/platforms/app-plus/app-config-service.js b/packages/webpack-uni-pages-loader/lib/platforms/app-plus/app-config-service.js
index d74092e4a1a932a7ec5abb465bc0456cfc81f019..32ff1c3e932fe5b29b77f678a944f55ec2735251 100644
--- a/packages/webpack-uni-pages-loader/lib/platforms/app-plus/app-config-service.js
+++ b/packages/webpack-uni-pages-loader/lib/platforms/app-plus/app-config-service.js
@@ -26,6 +26,31 @@ function parseRoutes (config) {
 
   return __uniRoutes
 }
+
+const GLOBALS = [
+  'global',
+  'window',
+  'document',
+  'frames',
+  'self',
+  'location',
+  'navigator',
+  'localStorage',
+  'history',
+  'Caches',
+  'screen',
+  'alert',
+  'confirm',
+  'prompt',
+  'fetch',
+  'XMLHttpRequest',
+  'WebSocket',
+  'webkit',
+  'print'
+]
+
+const globalStatement = GLOBALS.map(g => `${g}:void 0`).join(',')
+
 module.exports = function definePages (appJson) {
   const __uniRoutes = parseRoutes(appJson)
 
@@ -42,7 +67,7 @@ var isReady=false;var onReadyCallbacks=[];
 var __uniConfig = ${JSON.stringify(appJson, null)};
 var __uniRoutes = ${JSON.stringify(__uniRoutes)};
 __uniConfig.onReady=function(callback){if(__uniConfig.ready){callback()}else{onReadyCallbacks.push(callback)}};Object.defineProperty(__uniConfig,"ready",{get:function(){return isReady},set:function(val){isReady=val;if(!isReady){return}const callbacks=onReadyCallbacks.slice(0);onReadyCallbacks.length=0;callbacks.forEach(function(callback){callback()})}});
-service.register("uni-app-config",{create(a,b,c){if(!__uniConfig.viewport){var d=b.weex.config.env.scale,e=b.weex.config.env.deviceWidth,f=Math.ceil(e/d);Object.assign(__uniConfig,{viewport:f,defaultFontSize:Math.round(f/20)})}return{instance:{__uniConfig:__uniConfig,__uniRoutes:__uniRoutes,window:void 0,global:void 0}}}});
+service.register("uni-app-config",{create(a,b,c){if(!__uniConfig.viewport){var d=b.weex.config.env.scale,e=b.weex.config.env.deviceWidth,f=Math.ceil(e/d);Object.assign(__uniConfig,{viewport:f,defaultFontSize:Math.round(f/20)})}return{instance:{__uniConfig:__uniConfig,__uniRoutes:__uniRoutes,${globalStatement}}}}});
 `
   }
 }
diff --git a/packages/webpack-uni-pages-loader/lib/platforms/h5.js b/packages/webpack-uni-pages-loader/lib/platforms/h5.js
index 3c78cf388536c288afb5dca186d79d216bb62dd8..d2b606faa74972c68a2e87a92fbe2d94d89a1160 100644
--- a/packages/webpack-uni-pages-loader/lib/platforms/h5.js
+++ b/packages/webpack-uni-pages-loader/lib/platforms/h5.js
@@ -355,7 +355,8 @@ import Vue from 'vue'
 global['____${h5.appid}____'] = true;
 delete global['____${h5.appid}____'];
 global.__uniConfig = ${JSON.stringify(pagesJson)};
-global.__uniConfig.router = ${JSON.stringify(h5.router)};
+global.__uniConfig.router = ${JSON.stringify(h5.router)};
+global.__uniConfig.publicPath = ${JSON.stringify(h5.publicPath)};
 global.__uniConfig['async'] = ${JSON.stringify(h5['async'])};
 global.__uniConfig.debug = ${manifestJson.debug === true};
 global.__uniConfig.networkTimeout = ${JSON.stringify(networkTimeoutConfig)};
diff --git a/src/core/helpers/protocol/network/request.js b/src/core/helpers/protocol/network/request.js
index 76286be30762d3e2de11e8a5016a3c77e8e0c370..b119a255000f51045ddd5d85de1b024e0f570256 100644
--- a/src/core/helpers/protocol/network/request.js
+++ b/src/core/helpers/protocol/network/request.js
@@ -100,5 +100,8 @@ export const request = {
       value = (value || '').toLowerCase()
       params.responseType = Object.values(responseType).indexOf(value) < 0 ? responseType.TEXT : value
     }
+  },
+  withCredentials: {
+    type: Boolean
   }
-}
+}
diff --git a/src/core/helpers/protocol/network/upload-file.js b/src/core/helpers/protocol/network/upload-file.js
index 47cdd37659ffd0869082c2850837aa94e9471449..bcf582eb7d3c47917f5cd9023ad0b0b10ebc2e36 100644
--- a/src/core/helpers/protocol/network/upload-file.js
+++ b/src/core/helpers/protocol/network/upload-file.js
@@ -9,6 +9,9 @@ export const uploadFile = {
   files: {
     type: Array
   },
+  file: {
+    type: File
+  },
   filePath: {
     type: String,
     validator (value, params) {
diff --git a/src/core/service/api/network/socket.js b/src/core/service/api/network/socket.js
index f9e12508220627138a7c1e1ae0638d68bfe5a620..0cc9bc2c8a4fbe56218f7ede914b94fc3de03d92 100644
--- a/src/core/service/api/network/socket.js
+++ b/src/core/service/api/network/socket.js
@@ -60,7 +60,7 @@ class SocketTask {
     success,
     fail,
     complete
-  }, errMsg) {
+  } = {}, errMsg) {
     var data = {
       errMsg
     }
diff --git a/src/core/service/bridge/subscribe.js b/src/core/service/bridge/subscribe.js
index 1f9e474f7a663cf1327b8edb05fc4a25a48fa385..c5e6dee2dd0a9d68f2381b2d1e442f1b83b0d108 100644
--- a/src/core/service/bridge/subscribe.js
+++ b/src/core/service/bridge/subscribe.js
@@ -9,13 +9,13 @@ export default function initSubscribe (subscribe, {
   getCurrentPages
 }) {
   function createPageEvent (eventType) {
-    return function (args, pageId) {
+    return function (args, pageId) {
       pageId = parseInt(pageId)
       const pages = getCurrentPages()
       const page = pages.find(page => page.$page.id === pageId)
       if (page) {
         callPageHook(page, eventType, args)
-      } else {
+      } else if (process.env.NODE_ENV !== 'production') {
         console.error(`Not Found：Page[${pageId}]`)
       }
     }
@@ -48,7 +48,7 @@ export default function initSubscribe (subscribe, {
       }
       callback(res)
     }
-  }
+  }
 
   if (__PLATFORM__ === 'h5') {
     subscribe('onPageReady', createPageEvent('onReady'))
@@ -59,4 +59,4 @@ export default function initSubscribe (subscribe, {
 
   subscribe('onRequestComponentInfo', onRequestComponentInfo)
   subscribe('onRequestComponentObserver', onRequestComponentObserver)
-}
+}
diff --git a/src/platforms/app-plus/service/api/context/audio.js b/src/platforms/app-plus/service/api/context/audio.js
index 397c258a1c23c67a4d50c94843e8fd91c6a60add..1f7ccbd3d54316708b40132688be965be40932a2 100644
--- a/src/platforms/app-plus/service/api/context/audio.js
+++ b/src/platforms/app-plus/service/api/context/audio.js
@@ -48,7 +48,7 @@ const initStateChage = audioId => {
 
 export function createAudioInstance () {
   const audioId = `${Date.now()}${Math.random()}`
-  const audio = audios[audioId] = plus.audio.createPlayer('')
+  const audio = audios[audioId] = plus.audio.createPlayer('')
   audio.src = ''
   audio.volume = 1
   audio.startTime = 0
@@ -122,7 +122,7 @@ export function getAudioState ({
     errMsg: 'getAudioState:ok',
     duration: 1e3 * (audio.getDuration() || 0),
     currentTime: audio.isStopped ? 0 : 1e3 * audio.getPosition(),
-    paused: audio.isPaused,
+    paused: audio.isPaused(),
     src,
     volume,
     startTime: 1e3 * startTime,
@@ -138,7 +138,7 @@ export function operateAudio ({
   const audio = audios[audioId]
   const operationTypes = ['play', 'pause', 'stop']
   if (operationTypes.indexOf(operationType) >= 0) {
-    audio[operationType === operationTypes[0] && audio.isPaused ? 'resume' : operationType]()
+    audio[operationType === operationTypes[0] && audio.isPaused() ? 'resume' : operationType]()
   } else if (operationType === 'seek') {
     audio.seekTo(currentTime / 1e3)
   }
diff --git a/src/platforms/app-plus/service/api/context/background-audio.js b/src/platforms/app-plus/service/api/context/background-audio.js
index fc43c7e3eb956f01016f14e0689c30ef5b583c68..4e9364aceb7b11be75323e70d24722dd266361d2 100644
--- a/src/platforms/app-plus/service/api/context/background-audio.js
+++ b/src/platforms/app-plus/service/api/context/background-audio.js
@@ -6,9 +6,9 @@ import {
   publish
 } from '../../bridge'
 
-let audio
-
-let timeUpdateTimer = null
+let audio
+
+let timeUpdateTimer = null
 const TIME_UPDATE = 250
 
 const publishBackgroundAudioStateChange = (state, res = {}) => publish('onBackgroundAudioStateChange', Object.assign({
@@ -31,15 +31,15 @@ function initMusic () {
     audio.addEventListener(event, () => {
       // 添加 isStopped 属性是为了解决 安卓设备停止播放后获取播放进度不正确的问题
       if (event === 'play') {
-        audio.isStopped = false
+        audio.isStopped = false
         startTimeUpdateTimer()
       } else if (event === 'stop') {
         audio.isStopped = true
-      }
-
-      if (event === 'pause' || event === 'ended' || event === 'stop') {
-        stopTimeUpdateTimer()
-      }
+      }
+
+      if (event === 'pause' || event === 'ended' || event === 'stop') {
+        stopTimeUpdateTimer()
+      }
 
       const eventName = `onMusic${event[0].toUpperCase() + event.substr(1)}`
       publish(eventName, {
@@ -51,13 +51,13 @@ function initMusic () {
       })
     })
   })
-  audio.addEventListener('waiting', () => {
+  audio.addEventListener('waiting', () => {
     stopTimeUpdateTimer()
     publishBackgroundAudioStateChange('waiting', {
       dataUrl: audio.src
     })
   })
-  audio.addEventListener('error', err => {
+  audio.addEventListener('error', err => {
     stopTimeUpdateTimer()
     publish('onMusicError', {
       dataUrl: audio.src,
@@ -71,20 +71,20 @@ function initMusic () {
   })
   audio.addEventListener('prev', () => publish('onBackgroundAudioPrev'))
   audio.addEventListener('next', () => publish('onBackgroundAudioNext'))
-}
-
-function startTimeUpdateTimer () {
-  stopTimeUpdateTimer()
-  timeUpdateTimer = setInterval(() => {
-    publishBackgroundAudioStateChange('timeUpdate', {})
-  }, TIME_UPDATE)
-}
+}
 
-function stopTimeUpdateTimer () {
-  if (timeUpdateTimer !== null) {
-    clearInterval(timeUpdateTimer)
-  }
-}
+function startTimeUpdateTimer () {
+  stopTimeUpdateTimer()
+  timeUpdateTimer = setInterval(() => {
+    publishBackgroundAudioStateChange('timeUpdate', {})
+  }, TIME_UPDATE)
+}
+
+function stopTimeUpdateTimer () {
+  if (timeUpdateTimer !== null) {
+    clearInterval(timeUpdateTimer)
+  }
+}
 
 function setMusicState (args) {
   initMusic()
@@ -113,7 +113,7 @@ export function getMusicPlayerState () {
       dataUrl: audio.src,
       duration: audio.getDuration() || 0,
       currentPosition: audio.getPosition(),
-      status: audio.isPaused ? 0 : 1,
+      status: audio.isPaused() ? 0 : 1,
       downloadPercent: Math.round(100 * audio.getBuffered() / audio.getDuration()),
       errMsg: `getMusicPlayerState:ok`
     }
@@ -189,7 +189,7 @@ export function getBackgroundAudioState () {
     let newData = {
       duration: audio.getDuration() || 0,
       currentTime: audio.isStopped ? 0 : audio.getPosition(),
-      paused: audio.isPaused,
+      paused: audio.isPaused(),
       src: audio.src,
       buffered: audio.getBuffered(),
       title: audio.title,
diff --git a/src/platforms/app-plus/service/framework/plugins/diff.js b/src/platforms/app-plus/service/framework/plugins/diff.js
index 25cf9bde887602a43b6386fc79cc756e731877b3..c2e7494cc4e2ec5ca6ec5be3c5b5e01b666e538e 100644
--- a/src/platforms/app-plus/service/framework/plugins/diff.js
+++ b/src/platforms/app-plus/service/framework/plugins/diff.js
@@ -52,8 +52,7 @@ function diffElmData (newObj, oldObj) {
     cur = newObj[key]
     old = oldObj[key]
     if (old !== cur) {
-      // 全量同步 style (因为 style 可能会动态删除部分样式)
-      if (key === B_STYLE && isPlainObject(cur) && isPlainObject(old)) {
+      if (key === B_STYLE && isPlainObject(cur) && isPlainObject(old)) { // 全量同步 style (因为 style 可能会动态删除部分样式)
         if (Object.keys(cur).length !== Object.keys(old).length) { // 长度不等
           setResult(result || (result = Object.create(null)), B_STYLE, cur)
         } else {
@@ -64,6 +63,14 @@ function diffElmData (newObj, oldObj) {
         const vFor = diffArray(cur, old)
         vFor && setResult(result || (result = Object.create(null)), V_FOR, vFor)
       } else {
+        if (key.indexOf('change:') === 0) { // wxs change:prop
+          try {
+            // 先简单的用 stringify 判断
+            if (JSON.stringify(cur) === JSON.stringify(old)) {
+              continue
+            }
+          } catch (e) {}
+        }
         setResult(result || (result = Object.create(null)), key, cur)
       }
     }
diff --git a/src/platforms/h5/helpers/file.js b/src/platforms/h5/helpers/file.js
index 3a9a82a6b39611c8b6c3072c4e6c44d6445c23da..c6337cdd552ae047d9d7037442bff986375b2985 100644
--- a/src/platforms/h5/helpers/file.js
+++ b/src/platforms/h5/helpers/file.js
@@ -61,3 +61,8 @@ export function fileToUrl (file) {
   files[url] = file
   return url
 }
+
+export function revokeObjectURL (url) {
+  (window.URL || window.webkitURL).revokeObjectURL(url)
+  delete files[url]
+}
diff --git a/src/platforms/h5/service/api/media/choose-image.js b/src/platforms/h5/service/api/media/choose-image.js
index e3c09b89c46d1fb497405711406438918eaa054d..927b360ecf40034bc6d963c930874375e84e5b11 100644
--- a/src/platforms/h5/service/api/media/choose-image.js
+++ b/src/platforms/h5/service/api/media/choose-image.js
@@ -50,26 +50,27 @@ export function chooseImage ({
   document.body.appendChild(imageInput)
 
   imageInput.addEventListener('change', function (event) {
-    const tempFilePaths = []
     const tempFiles = []
     const fileCount = event.target.files.length
     for (let i = 0; i < fileCount; i++) {
       const file = event.target.files[i]
-      const filePath = fileToUrl(file)
-
-      tempFilePaths.push(filePath)
-      tempFiles.push({
-        path: filePath,
-        size: file.size,
-        name: file.name
+      let filePath
+      Object.defineProperty(file, 'filePath', {
+        get () {
+          filePath = filePath || fileToUrl(file)
+          return filePath
+        }
       })
+      tempFiles.push(file)
     }
-
-    invoke(callbackId, {
+    const res = {
       errMsg: 'chooseImage:ok',
-      tempFilePaths: tempFilePaths,
+      get tempFilePaths () {
+        return tempFiles.map(({ filePath }) => filePath)
+      },
       tempFiles: tempFiles
-    })
+    }
+    invoke(callbackId, res)
 
     // TODO 用户取消选择时，触发 fail，目前尚未找到合适的方法。
   })
diff --git a/src/platforms/h5/service/api/media/choose-video.js b/src/platforms/h5/service/api/media/choose-video.js
index 65258be5964f2f03c0edef239b55b86a72ab8ccd..7dc0ccdaee4a90e297100bc0bb7b0db043851eb4 100644
--- a/src/platforms/h5/service/api/media/choose-video.js
+++ b/src/platforms/h5/service/api/media/choose-video.js
@@ -1,4 +1,4 @@
-import { fileToUrl } from 'uni-platform/helpers/file'
+import { fileToUrl, revokeObjectURL } from 'uni-platform/helpers/file'
 import { updateElementStyle } from 'uni-shared'
 
 const {
@@ -42,23 +42,30 @@ export function chooseVideo ({
 
   videoInput.addEventListener('change', function (event) {
     const file = event.target.files[0]
-    const filePath = fileToUrl(file)
-
-    let callbackResult = {
+    const callbackResult = {
       errMsg: 'chooseVideo:ok',
-      tempFilePath: filePath,
+      tempFile: file,
       size: file.size,
       duration: 0,
       width: 0,
       height: 0,
       name: file.name
     }
+    let filePath
+    Object.defineProperty(callbackResult, 'tempFilePath', {
+      get () {
+        filePath = filePath || fileToUrl(this.tempFile)
+        return filePath
+      }
+    })
 
     const video = document.createElement('video')
     if (video.onloadedmetadata !== undefined) {
+      const filePath = fileToUrl(file)
       // 尝试获取视频的宽高信息
       video.onloadedmetadata = function () {
-        invoke(callbackId, Object.assign({}, callbackResult, {
+        revokeObjectURL(filePath)
+        invoke(callbackId, Object.assign(callbackResult, {
           duration: video.duration || 0,
           width: video.videoWidth || 0,
           height: video.videoHeight || 0
@@ -66,11 +73,9 @@ export function chooseVideo ({
       }
       // 部分浏览器（如微信内置浏览器）未播放无法触发loadedmetadata事件
       setTimeout(() => {
-        invoke(callbackId, Object.assign({}, callbackResult, {
-          duration: 0,
-          width: 0,
-          height: 0
-        }))
+        video.onloadedmetadata = null
+        revokeObjectURL(filePath)
+        invoke(callbackId, callbackResult)
       }, 300)
       video.src = filePath
     } else {
diff --git a/src/platforms/h5/service/api/network/request.js b/src/platforms/h5/service/api/network/request.js
index 4eee528465f7a5f4bd34ca33cb7852dbfb0441a8..f147d7e1a3672ca0684de4c19f75784e9500364b 100644
--- a/src/platforms/h5/service/api/network/request.js
+++ b/src/platforms/h5/service/api/network/request.js
@@ -45,7 +45,8 @@ export function request ({
   header,
   method,
   dataType,
-  responseType
+  responseType,
+  withCredentials
 }, callbackId) {
   const {
     invokeCallbackHandler: invoke
@@ -143,6 +144,7 @@ export function request ({
       errMsg: 'request:fail'
     })
   }
+  xhr.withCredentials = withCredentials
   xhr.send(body)
   return requestTask
 }
diff --git a/src/platforms/h5/service/api/network/upload-file.js b/src/platforms/h5/service/api/network/upload-file.js
index 1e9db34e52ccc5a5b91b1ed99798ca103aaad6ba..15b97051a63978bfa30419487d2414733b0874ae 100644
--- a/src/platforms/h5/service/api/network/upload-file.js
+++ b/src/platforms/h5/service/api/network/upload-file.js
@@ -45,8 +45,10 @@ class UploadTask {
  */
 export function uploadFile ({
   url,
+  file,
   filePath,
   name,
+  files,
   header,
   formData
 }, callbackId) {
@@ -55,15 +57,24 @@ export function uploadFile ({
     invokeCallbackHandler: invoke
   } = UniServiceJSBridge
   var uploadTask = new UploadTask(null, callbackId)
-
-  function upload (file) {
+  if (!Array.isArray(files) || !files.length) {
+    files = [{
+      name,
+      file,
+      uri: filePath
+    }]
+  }
+  function upload (realFiles) {
     var xhr = new XMLHttpRequest()
     var form = new FormData()
     var timer
     Object.keys(formData).forEach(key => {
       form.append(key, formData[key])
     })
-    form.append(name, file, file.name || `file-${Date.now()}`)
+    Object.values(files).forEach(({ name }, index) => {
+      const file = realFiles[index]
+      form.append(name || 'file', file, file.name || `file-${Date.now()}`)
+    })
     xhr.open('POST', url)
     Object.keys(header).forEach(key => {
       xhr.setRequestHeader(key, header[key])
@@ -118,13 +129,16 @@ export function uploadFile ({
     }
   }
 
-  urlToFile(filePath).then(upload).catch(() => {
-    setTimeout(() => {
-      invoke(callbackId, {
-        errMsg: 'uploadFile:fail file error'
-      })
-    }, 0)
-  })
+  Promise
+    .all(files.map(({ file, uri }) => file instanceof File ? Promise.resolve(file) : urlToFile(uri)))
+    .then(upload)
+    .catch(() => {
+      setTimeout(() => {
+        invoke(callbackId, {
+          errMsg: 'uploadFile:fail file error'
+        })
+      }, 0)
+    })
 
   return uploadTask
 }
diff --git a/src/platforms/mp-toutiao/runtime/wrapper/page-parser.js b/src/platforms/mp-toutiao/runtime/wrapper/page-parser.js
index 26959e8d61b6c621790e5ecba6796d4771d85418..6598851b0a2982bd538f235064b7cd82f9db1f8b 100644
--- a/src/platforms/mp-toutiao/runtime/wrapper/page-parser.js
+++ b/src/platforms/mp-toutiao/runtime/wrapper/page-parser.js
@@ -1,5 +1,6 @@
 import {
-  isPage,
+  isPage,
+  instances,
   initRelation
 } from './util'
 
@@ -21,6 +22,17 @@ export default function parsePage (vuePageOptions) {
     } else {
       this.is && console.warn(this.is + ' is not ready')
     }
+  }
+
+  pageOptions.lifetimes.detached = function detached () {
+    this.$vm && this.$vm.$destroy()
+    // 清理
+    const webviewId = this.__webviewId__
+    webviewId && Object.keys(instances).forEach(key => {
+      if (key.indexOf(webviewId + '_') === 0) {
+        delete instances[key]
+      }
+    })
   }
 
   return pageOptions
diff --git a/src/platforms/mp-toutiao/runtime/wrapper/util.js b/src/platforms/mp-toutiao/runtime/wrapper/util.js
index 87dc0989ab3764a1d0e18d5e99cd053ade2313ae..01980a0cca5b251dca285b3133c0f62b16eb6afe 100644
--- a/src/platforms/mp-toutiao/runtime/wrapper/util.js
+++ b/src/platforms/mp-toutiao/runtime/wrapper/util.js
@@ -51,7 +51,7 @@ export function initRefs (vm) {
   }
 }
 
-const instances = Object.create(null)
+export const instances = Object.create(null)
 
 export function initRelation ({
   vuePid,
@@ -101,4 +101,4 @@ export function handleLink ({
   vm._isMounted = true
   vm.__call_hook('mounted')
   vm.__call_hook('onReady')
-}
+}
diff --git a/src/platforms/quickapp/README.md b/src/platforms/quickapp/README.md
index 2f098e8772f4a7db95ddd36a0b4ed58d1958d2b1..7967202300e1432b25d59b2d2ccbfb5aa65b2753 100644
--- a/src/platforms/quickapp/README.md
+++ b/src/platforms/quickapp/README.md
@@ -78,7 +78,8 @@ src
 
 
 #### 开发示例
-- button 组件 [https://github.com/dcloudio/uni-app/tree/master/src/platforms/quickapp/view/components/button](https://github.com/dcloudio/uni-app/tree/master/src/platforms/quickapp/view/components/button)
+- button 组件 `src/platforms/quickapp/view/components/button`
+- clipboard API `src/platforms/quickapp/service/api/device/clipboard`
 
 
 
diff --git a/src/platforms/quickapp/service/api/device/clipboard.js b/src/platforms/quickapp/service/api/device/clipboard.js
new file mode 100644
index 0000000000000000000000000000000000000000..d4c560a8404a13aa82609692660fed0be3cda649
--- /dev/null
+++ b/src/platforms/quickapp/service/api/device/clipboard.js
@@ -0,0 +1,33 @@
+import clipboard from '@system.clipboard'
+
+import {
+  invoke
+} from '../../bridge'
+
+export function getClipboardData (options, callbackId) {
+  clipboard.get({
+    success: (ret) => {
+      invoke(callbackId, {
+        data: ret.text,
+        errMsg: 'getClipboardData:ok'
+      })
+    },
+    fail: (data, code) => {
+      invoke(callbackId, {
+        data: code,
+        errMsg: 'getClipboardData:fail'
+      })
+    }
+  })
+}
+
+export function setClipboardData ({
+  data
+}) {
+  clipboard.set({
+    text: data
+  })
+  return {
+    errMsg: 'setClipboardData:ok'
+  }
+}
diff --git a/src/platforms/quickapp/service/platform-api.js b/src/platforms/quickapp/service/platform-api.js
index a36bfa45f872d6adfc8597c7f748f5178013e572..a0a78e4d43f3fb95b5004969df1f162ae689ffd8 100644
--- a/src/platforms/quickapp/service/platform-api.js
+++ b/src/platforms/quickapp/service/platform-api.js
@@ -1,3 +1,6 @@
 export * from './api/route/navigate-back'
 export * from './api/route/navigate-to'
 export * from './api/route/redirect-to'
+
+// device
+export * from './api/device/clipboard'