该文档是chm格式，包含了在pb开发中常用的函数，是一个不错的帮助文档。-Chm format of the document is included in the development of commonly used pb function, is a good help documentation.

Powerbuilder的所有函数解释，详细，完整，希望大家踊跃下载哦!-Powerbuilder all the functions explained in detail, integrity, hope that we actively download Oh!

这是一本关于powerbuilder方面的书籍，希望对大家的学习能够有好处。这的非常的好。-This is a book about powerbuilder books, we hope the study will be beneficial. It s very good.