Welcome to ShenZhenJia Knowledge Sharing Community for programmer and developer-Open, Learning and Share
menu search
person
editAsk a Question
Welcome To Ask or Share your Answers For Others

Categories

一个布尔值的序列，怎么找到第一个true所在位置

in Technique[技术] by (71.8m points)

请教一下，这样一个布尔值的序列，要找到第一个的true所在的位置，在DolphinDB中有什么现成的函数吗？
image.png


与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
thumb_up_alt 0 like thumb_down_alt 0 dislike
981 views
Welcome To Ask or Share your Answers For Others

1 Answer

by (71.8m points)

可以使用find函数来实现

find(x, true)

与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
thumb_up_alt 0 like thumb_down_alt 0 dislike
Welcome to ShenZhenJia Knowledge Sharing Community for programmer and developer-Open, Learning and Share

Just Browsing Browsing

548k questions

547k answers

4 comments

86.3k users

Most popular tags

Theme made by Momin Raza, Modified by Ostack
Powered by Question2Answer
...