易语言实用模块源码例程程序结合易语言扩展界面支持库和数值计算支持库，调用API函数实现易语言编程中实用的功能。
点评：易语言实用模块源码中包含驱动操作，MP3信息操作，高精度运算，热键操作，系统功能操作等。(Easy language, practical module source routine procedures, combined with easy language expansion interface support library and numerical calculation support library, call the API function, easy programming language in practical function.
Comments: easy language, practical module source code, including driver operations, MP3 information operations, high-precision computing, hotkey operation, system functions, operations, etc..)