getBool static method

bool? getBool(
  1. String key
)

Implementation

static bool? getBool(String key) {
  checkInit();
  if (key.startsWith('!')) {
    bool? val;
    if (_justCache)
      val = cache[prefix + key.substring(1)];
    else
      val = sharedPreferences!.getBool('$prefix${key.substring(1)}');
    if (val == null) return null;
    return !val;
  }
  if (_justCache)
    return cache['$prefix$key'];
  else
    return sharedPreferences!.getBool('$prefix$key');
}