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基础库 2.9.0 开始支持，低版本需做兼容处理。
本接口从基础库版本 2.9.1 起支持在小程序插件中使用
取消监听低功耗蓝牙设备的特征值变化事件。
参数
function callback
低功耗蓝牙设备的特征值变化事件的回调函数
wx.offBLECharacteristicValueChange
- 指南
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- BackgroundAudioManager.onPrev
- BackgroundAudioManager.onSeeked
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- BackgroundAudioManager.onTimeUpdate
- BackgroundAudioManager.onWaiting
- BackgroundAudioManager.pause
- BackgroundAudioManager.play
- BackgroundAudioManager.seek
- BackgroundAudioManager.stop
- 实时音视频
- wx.createLivePusherContext
- wx.createLivePlayerContext
- LivePlayerContext
- LivePusherContext
- LivePusherContext.pause
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- LivePusherContext.playBGM
- LivePusherContext.resume
- LivePusherContext.resumeBGM
- LivePusherContext.sendMessage
- LivePusherContext.setBGMVolume
- LivePusherContext.setMICVolume
- LivePusherContext.snapshot
- LivePusherContext.start
- LivePusherContext.startPreview
- LivePusherContext.stop
- LivePusherContext.stopBGM
- LivePusherContext.stopPreview
- LivePusherContext.switchCamera
- LivePusherContext.toggleTorch
- 录音
- 相机
- 富文本
- EditorContext
- EditorContext.blur
- EditorContext.clear
- EditorContext.format
- EditorContext.getContents
- EditorContext.getSelectionText
- EditorContext.insertDivider
- EditorContext.insertImage
- EditorContext.insertText
- EditorContext.redo
- EditorContext.removeFormat
- EditorContext.scrollIntoView
- EditorContext.setContents
- EditorContext.undo
- EditorContext
- 音视频合成
- 实时语音
- 画面录制器
- 视频解码器
- 地图
- 位置
- 转发
- 画布
- wx.createOffscreenCanvas
- wx.createCanvasContext
- wx.canvasToTempFilePath
- wx.canvasPutImageData
- wx.canvasGetImageData
- Canvas
- CanvasContext
- CanvasContext.arc
- CanvasContext.arcTo
- CanvasContext.beginPath
- CanvasContext.bezierCurveTo
- CanvasContext.clearRect
- CanvasContext.clip
- CanvasContext.closePath
- CanvasContext.createCircularGradient
- CanvasContext.createLinearGradient
- CanvasContext.createPattern
- CanvasContext.draw
- CanvasContext.drawImage
- CanvasContext.fill
- CanvasContext.fillRect
- CanvasContext.fillText
- CanvasContext.lineTo
- CanvasContext.measureText
- CanvasContext.moveTo
- CanvasContext.quadraticCurveTo
- CanvasContext.rect
- CanvasContext.restore
- CanvasContext.rotate
- CanvasContext.save
- CanvasContext.scale
- CanvasContext.setFillStyle
- CanvasContext.setFontSize
- CanvasContext.setGlobalAlpha
- CanvasContext.setLineCap
- CanvasContext.setLineDash
- CanvasContext.setLineJoin
- CanvasContext.setLineWidth
- CanvasContext.setMiterLimit
- CanvasContext.setShadow
- CanvasContext.setStrokeStyle
- CanvasContext.setTextAlign
- CanvasContext.setTextBaseline
- CanvasContext.setTransform
- CanvasContext.stroke
- CanvasContext.strokeRect
- CanvasContext.strokeText
- CanvasContext.transform
- CanvasContext.translate
- CanvasGradient
- Color
- Image
- ImageData
- OffscreenCanvas
- Path2D
- RenderingContext
- 文件
- wx.saveFileToDisk
- wx.saveFile
- wx.removeSavedFile
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- wx.getSavedFileInfo
- wx.getFileSystemManager
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- FileSystemManager
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- FileSystemManager.appendFile
- FileSystemManager.appendFileSync
- FileSystemManager.copyFile
- FileSystemManager.copyFileSync
- FileSystemManager.getFileInfo
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- FileSystemManager.mkdirSync
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- FileSystemManager.readdirSync
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- FileSystemManager.stat
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- FileSystemManager.unlink
- FileSystemManager.unlinkSync
- FileSystemManager.unzip
- FileSystemManager.writeFile
- FileSystemManager.writeFileSync
- Stats
- 开放接口
- 设备
- 外围设备
- wx.onBLEPeripheralConnectionStateChanged
- wx.offBLEPeripheralConnectionStateChanged
- wx.createBLEPeripheralServer
- BLEPeripheralServer
- BLEPeripheralServer.addService
- BLEPeripheralServer.close
- BLEPeripheralServer.offCharacteristicReadRequest
- BLEPeripheralServer.offCharacteristicSubscribed
- BLEPeripheralServer.offCharacteristicUnsubscribed
- BLEPeripheralServer.offCharacteristicWriteRequest
- BLEPeripheralServer.onCharacteristicReadRequest
- BLEPeripheralServer.onCharacteristicSubscribed
- BLEPeripheralServer.onCharacteristicUnsubscribed
- BLEPeripheralServer.onCharacteristicWriteRequest
- BLEPeripheralServer.removeService
- BLEPeripheralServer.startAdvertising
- BLEPeripheralServer.stopAdvertising
- BLEPeripheralServer.writeCharacteristicValue
- iBeacon
- NFC
- Wi-Fi
- 低功耗蓝牙
- wx.setBLEMTU
- wx.readBLECharacteristicValue
- wx.onBLEConnectionStateChange
- wx.onBLECharacteristicValueChange
- wx.offBLEConnectionStateChange
- wx.offBLECharacteristicValueChange
- wx.notifyBLECharacteristicValueChange
- wx.makeBluetoothPair
- wx.getBLEDeviceServices
- wx.getBLEDeviceRSSI
- wx.getBLEDeviceCharacteristics
- wx.createBLEConnection
- wx.closeBLEConnection
- wx.writeBLECharacteristicValue
- 日历
- 联系人
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- wx.stopBluetoothDevicesDiscovery
- wx.startBluetoothDevicesDiscovery
- wx.openBluetoothAdapter
- wx.onBluetoothDeviceFound
- wx.onBluetoothAdapterStateChange
- wx.offBluetoothDeviceFound
- wx.offBluetoothAdapterStateChange
- wx.getConnectedBluetoothDevices
- wx.getBluetoothDevices
- wx.getBluetoothAdapterState
- wx.closeBluetoothAdapter
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