/// <summary>
/// 检查实例中是否存在指定的属性及其值对应的字符串（不区分大小写）
/// </summary>
/// <param name="model">实体的实例</param>
/// <param name="property">属性名</param>
/// <param name="value">属性值</param>
/// <returns>是否存在</returns>
protected bool CheckVariableValue(string property, string value)
{
return(DictionaryHelper.CheckValue(Variables, property, value));
}
/// <summary>
/// 获取一个实体属性的值
/// </summary>
/// <param name="model">实体</param>
/// <param name="property">属性名</param>
/// <returns></returns>
protected object GetVariableValue(string property)
{
return(DictionaryHelper.GetValue(Variables, property));
}