说明：  iocomp控件的强大功能一直为人么津津乐道，然而其帮助资料却不多见，此为很少有的电子资料，详细介绍了iocomp控件的使用，希望对大家有所帮助
(iocomp controls the power of what people have always talked about, but its help information is rare, this is rare electronic data, detailing the use of iocomp controls, and they hope to help everyone)