Taro.sendHCEMessage(option)

Sends NFC messages. It only works in the Android system.

Reference

Type

(option: Option) => Promise<NFCError>

Parameters

Option

Property	Type	Required	Description
data	ArrayBuffer	Yes	Binary data
complete	(res: any) => void	No	The callback function used when the API call completed (always executed whether the call succeeds or fails)
fail	(res: any) => void	No	The callback function for a failed API call
success	(res: Result) => void	No	The callback function for a successful API call

Sample Code

const buffer = new ArrayBuffer(1)
const dataView = new DataView(buffer)
dataView.setUint8(0, 0)
      Taro.startHCE({
  success: function (res) {
    Taro.onHCEMessage(function (res) {
      if (res.messageType === 1) {
        Taro.sendHCEMessage({data: buffer})
      }
    })
  }
})

API Support

API	WeChat Mini-Program	H5	React Native
Taro.sendHCEMessage	✔️