利用VB开发的一个最短路径查询系统，算法是DijKstra，可以用在其他开发的软件中特别是GIS系统。-use VB shortest path of a query system, the algorithm is DijKstra, can be used in the development of other software, particularly GIS system.

校园地理查询系统，两地间所有路径和最短路径-Campus GIS query system, all paths between the two places, and the shortest path