Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Ask a Question
Welcome To Ask or Share your Answers For Others

Categories

behavior of javascript getElementById() when there are elements with duplicate IDs in HTML DOM?

0 votes
358 views
in Technique[技术] by (71.8m points)

behavior of javascript getElementById() when there are elements with duplicate IDs in HTML DOM?

Can someone shed some light on the behavior of javascript getElementById() when there are elements with duplicate IDs in HTML DOM??

See Question&Answers more detail:os

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…
Welcome To Ask or Share your Answers For Others

1 Answer

0 votes
by (71.8m points)

While there is no standard behavior defined, typically it will return the first element found.

Demo: http://jsfiddle.net/ruNKK/


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…
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

Just Browsing Browsing

2.1m questions

2.1m answers

60 comments

56.9k users

Most popular tags

Powered by Question2Answer
Donate
Theme by Q2A Market&&OStack.cn
...