CARenderingStyle::UndefValue

Revision as of 07:19, 25 October 2015 by Jhuawen (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

ADE User Guide > ADE Server Class Reference > CARenderingStyle

Other languages:
English • ‎中文

property variant UndefValue

此属性指明Analytica值未定义时的返回值。 默认情况下,ADE返回特殊值变体Empty——例如:GetAttribute被应用于一个未设置的属性时. 一些脚本语言不能处理Empty值。 此时,你可以将UndefValue设定为更方便的值,例如Null(空值),或者空字符串。

数据类型

variant:变体

存取

读 / 写

用法

ade.DefaultRenderingStyle.UndefValue = Null;

See Also

Comments


You are not allowed to post comments.