# wx.startHCE(Object object)
Start from base library version 1.7.0. Please remaining backward compatible.
with Promise style call: Supported
Mini Program plugin: Support, need to Mini Program base library version no less than 2.1.0
Initialization NFC Module.
# parameter
# Object object
| attribute | type | Default values | Required | Introductions |
|---|---|---|---|---|
| aid_list | Array.<string> | yes | Need to register with the system AID list | |
| success | function | no | Interface calls the successful callback function | |
| fail | function | no | Interface calls failed callback functions | |
| complete | function | no | Interface calls the end of the callback function (call success or failure will be executed) |
# error
| Error code | Error message | Introductions |
|---|---|---|
| 0 | ok | normal |
| 13000 | Current device does not support NFC | |
| 13001 | Current device supports NFC, but the system NFL switch is not turned on | |
| 13002 | Current device supports NFC, but not HCE | |
| 13003 | AID list parameter format error | |
| 13004 | WeChat is not set to default NFC payment app | |
| 13005 | Illegal instruction returned | |
| 13006 | Failed to register AID |
# sample code
wx.startHCE({
aid_list: ['F222222222'],
success (res) {
console.log(res.errMsg)
}
})