/// <summary>
/// 对象转换JSON字符串（单线程模式）
/// </summary>
/// <typeparam name="valueType">目标数据类型</typeparam>
/// <param name="value">数据对象</param>
/// <param name="config">配置参数</param>
/// <returns>Json字符串</returns>
private string serializeThreadStatic <valueType>(ref valueType value, SerializeConfig config)
{
Config = config ?? DefaultConfig;
CharStream.Clear();
serialize(ref value);
return(CharStream.ToString());
}