upgradeFromAppStore static method

Future<bool?> upgradeFromAppStore(
  1. String appId, [
  2. bool isChina = true
])

IOS

appId your appId in appStore isChina if true ,will check this link https://itunes.apple.com/cn/lookup.

Implementation

static Future<bool?> upgradeFromAppStore(String appId,
    [bool isChina = true]) async {
  assert(Platform.isIOS, 'This method only support ios application');
  return await _methodChannel!.invokeMethod("upgradeFromAppStore", {
    'appId': appId,
    'isChina': isChina,
  });
}