eDNA接口功能说明及示例-C语言版，eDNA在各个功能层面都提供了丰富的程序接口，为了更加有效地使用eDNA的API接口，本文从完成各种常用的应用功能的角度，以示例的方式说明eDNA程序接口的使用方法和需要注意的事项。(EDNA interface function descr iption and examples of the -C language version, eDNA provides a rich interface in each level, in order to more effectively use the eDNA API interface, this paper completes the application function of a variety of common view with examples that the way of using eDNA interface procedures and matters needing attention.)