AttributeCreator

Adds one or more attributes to the feature and optionally assigns a value derived from constants,attribute values,and expressions.Values can reference adjacent features.

跳转到配置

典型用途

  • 向要素添加新属性并为其指定值
  • 向功能添加新的空属性,以便在工作区的其他位置使用

它是如何工作的?

Blank rows are provided where you can enter new attribute names and (optionally) set values for them.可以添加一个或多个新属性,所有通过变压器的特性都会根据这些选择进行修改。

New attributes are added at the top.没有识别出重复的名称,and are not added more than once.

使用说明

配置

输入端口

输出端口

Parameters

对话选项

编辑变压器参数

Using a set of menu options,可以通过引用工作区中的其他元素来指定变压器参数。More advanced functions,such as an advanced editor and an arithmetic editor,也可用于一些变压器。To access a menu of these options,clickbeside the applicable parameter.更多信息,看见变压器参数菜单选项.

定义价值

There are several ways to define a value for use in a Transformer.The simplest is to simply type in a value or string,which can include functions of various types such as attribute references,数学和字符串函数,和工作区参数。有许多工具和快捷方式可以帮助构造值,generally available from the drop-down context menu adjacent to the value field.

Reference

处理行为

Feature-Based
例外:启用相邻特征属性

特征保持

依赖关系 没有
FME许可级别 FME基础版及以上
Aliases
History
类别

Attributes

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Examples may contain information licensed under the Open Government Licence – Vancouver