fread,fwrite,fopen,fclose: http://apps.hi.baidu.com/share/detail/31736343 http://wenku.baidu.com/view/bc742d10cc7931b765ce150b.html memset函数详细说明 http://blog.youkuaiyun.com/yangsen2016/archive/2007/06/05/1638503.aspx DEFINE函数用法集锦 http://blog.youkuaiyun.com/wizardsy/archive/2010/12/29/6104753.aspx