getString static method

Future<String> getString(
  1. String key, [
  2. String defValue = ''
])

获取String类型数据 key 键 defValue 默认值：默认为空字符串

Implementation

static Future<String> getString(String key, [String defValue = '']) async {
  SharedPreferences prefs = await SharedPreferences.getInstance();
  String? value = prefs.getString(key) ?? defValue;
  _println('getString', key, value);
  return value;
}