my.offBLEConnectionStateChanged

Use this API to remove a listener registered with my.onBLEConnectionStateChanged. If no callback is provided, all listeners are removed.

Parameters

Property	Type	Required	Description
callback	Function	No	The specific callback to remove. If omitted, all listeners are removed.

Code Example

Remove All Listeners

my.offBLEConnectionStateChanged();

Remove Specific Listener

Page({
  onLoad() {
    my.onBLEConnectionStateChanged(this.handleConnectionStateChange);
  },

  handleConnectionStateChange(res) {
    console.log('Connection state:', res.connected);
  },

  onUnload() {
    my.offBLEConnectionStateChanged(this.handleConnectionStateChange);
  }
});

IDE simulation is not supported for this API. Test on a real device.

my.onBLEConnectionStateChanged

Listen for connection state changes

my.disconnectBLEDevice

Disconnect from a BLE device

my.onBLEConnectionStateChanged my.checkLocalBioAuthSupported

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Parameters

Code Example

Remove All Listeners

Remove Specific Listener

my.onBLEConnectionStateChanged

my.disconnectBLEDevice

​Parameters

​Code Example

​Remove All Listeners

​Remove Specific Listener

​Related APIs

my.onBLEConnectionStateChanged

my.disconnectBLEDevice

Parameters

Code Example

Remove All Listeners

Remove Specific Listener

Related APIs