---
title: "initWithPollingOption:iso7816SelectIdentifiers:felicaSystemCodes:"
framework: Core NFC
role: symbol
role_heading: Instance Method
platforms: [iOS 26.4+, iPadOS 26.4+, Mac Catalyst 26.4+]
path: "corenfc/nfctagreadersessionconfiguration/initwithpollingoption:iso7816selectidentifiers:felicasystemcodes:"
---

# initWithPollingOption:iso7816SelectIdentifiers:felicaSystemCodes:

## Declaration

```occ
- (instancetype) initWithPollingOption:(NFCPollingOption) option iso7816SelectIdentifiers:(NSArray<NSString *> *) iso7816SelectIdentifiers felicaSystemCodes:(NSArray<NSString *> *) felicaSystemCodes;
```

## Parameters

- `option`: RF polling types to perform tag discovery.
- `iso7816SelectIdentifiers`: List of ISO7816 Application Identifiers to be used in tag detection when NFCTagReaderSession is configured with NFCPollingISO14443 and/or NFCPollingPACE option. Entries must be specified in “com.apple.developer.nfc.readersession.iso7816.select-identifiers” in Info.plist; all unknown / not matched entries will be dropped. An empty NSArray indicates all applications specified in Info.plist will be used. Repeated entries will get filter out via NSOrderedSet conversion.
- `felicaSystemCodes`: List of FeliCa System Codes to be used in tag detection when NFCTagReaderSession is configured with NFCPollingISO18092 option. Entries must be specified in “com.apple.developer.nfc.readersession.felica.systemcodes” in Info.plist; all unknown / not matched entries will be dropped. An empty NSArray indicates all applications specified in Info.plist will be used.