这是一个IP地址的分解代码可以将网址分解四个Int数据例如:(192.168.1.2)分解为192
168
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2-This is an IP address of the decomposition of the code can be broken down 4 Int data such as URL: (192.168.1.2) divided into 19,216,812
实现对学生资料的查询、删除、增加和修改,老师可以实现以上所有功能,而学生只能查询。-Information on the implementation of the students information, delete, and modify the increase, teachers can achieve all of the above functions, and students can only query.