if的介绍
if语句是指编程语言(包括c语言、C#、Python、Java、汇编语言等)中用来判定所给定的条件是否满足,根据判定的结果(真或假)决定执行给出的两种操作之一。
if在UiPath中的使用
1.打开设计器,在设计库中新建一个Sequence
![](https://upload-images.jianshu.io/upload_images/14843435-17f93752c0a3a384.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
2.为序列命名及设置Sequence存放的路径
![](https://upload-images.jianshu.io/upload_images/14843435-5e70f4cb956d4463.png?imageMogr2/auto-orient/strip|imageView2/2/w/563/format/webp)
3. 在Activities中搜索Input Dialog,并将Input Dialog控件拖至设计区
![](https://upload-images.jianshu.io/upload_images/14843435-3a86742eef2cc2d1.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
4. 为Input Dialog控件命名标题及标签
![](https://upload-images.jianshu.io/upload_images/14843435-24eb9573f06a7056.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
5. 为Input Dialog输入的内容设置变量(设置变量时按ctrl+k后输入变量名)
![](https://upload-images.jianshu.io/upload_images/14843435-57a7561e4a82964b.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
6. 在Variables里设置变量数据类型
![](https://upload-images.jianshu.io/upload_images/14843435-b2d7fc988c0b20b6.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
7. 在Activities里搜索if控件,并拖至设计区
![](https://upload-images.jianshu.io/upload_images/14843435-4ee110c535c9bd07.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
8. 在if控件的Condition中输入表达式
9. 在Activities中输入message box用来做结果输入
![](https://upload-images.jianshu.io/upload_images/14843435-45a4d96d2abcc6c3.png?imageMogr2/auto-orient/strip|imageView2/2/w/1200/format/webp)
10. 点击Run执行,输入分数及输出结果
![](https://upload-images.jianshu.io/upload_images/14843435-dbc7787aaaf86bd2.png?imageMogr2/auto-orient/strip|imageView2/2/w/424/format/webp)
![](https://upload-images.jianshu.io/upload_images/14843435-79c0f4a33e1f9cf8.png?imageMogr2/auto-orient/strip|imageView2/2/w/170/format/webp)
![](https://upload-images.jianshu.io/upload_images/14843435-8d62e6817c439493.png?imageMogr2/auto-orient/strip|imageView2/2/w/425/format/webp)
![](https://upload-images.jianshu.io/upload_images/14843435-54dbfc47bc668d14.png?imageMogr2/auto-orient/strip|imageView2/2/w/186/format/webp)
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