Clear

清除 Map 的所有条目。

Windows
MacOS
Linux
On this page

Map_ClearNode.png

Clear 节点从一个给定 Map 移除所有键值对,移除 Map 的所有内容。其后,Map 的长度将被重设为零。

输入

引脚位置

名称

描述

Map_ClearNode_1.png

(In) Exec

输入执行引脚。

Map_ClearNode_2.png

Target Map

需要清除条目的 Map。

输出

引脚位置

名称

描述

Map_ClearNode_3.png

(Out) Exec

输出执行引脚。

使用范例

Map_ClearUsage.png

Tags
Select Skin
Light
Dark

Welcome to the new Unreal Engine 4 Documentation site!

We're working on lots of new features including a feedback system so you can tell us how we are doing. It's not quite ready for use in the wild yet, so head over to the Documentation Feedback forum to tell us about this page or call out any issues you are encountering in the meantime.

We'll be sure to let you know when the new system is up and running.

Post Feedback