/// <summary>
/// 验证指定的key是否有错误
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public bool IsValidField(string key)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
return(DictionaryHelpers.FindKeysWithPrefix <ModelState>(this, key).All(
(KeyValuePair <string, ModelState> entry) => entry.Value.Errors.Count == 0));
}
/// <summary>
/// 是否含有指定前缀的key
/// </summary>
/// <typeparam name="TValue"></typeparam>
/// <param name="dictionary"></param>
/// <param name="prefix"></param>
/// <returns></returns>
public static bool DoesAnyKeyHavePrefix <TValue>(IDictionary <string, TValue> dictionary, string prefix)
{
return(DictionaryHelpers.FindKeysWithPrefix <TValue>(dictionary, prefix).Any());
}