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

Categories

0 votes
1.0k views
in Technique[技术] by (71.8m points)

java - How to check two array list are same content in same position

How to check value and its position are same in 2 array list wi?.

Example:

//These should be not equal.
ArrayList<String> listA = {"a", "b", "c"}
ArrayList<String> listB = {"b", "c", "a"}

In this example element are not same position in both array list so return false.. How to check same value in same position without using for loop

I want to expected result this if.

    //These should be equal.
ArrayList<String> listA = {"a", "b", "c"}
ArrayList<String> listB = {"a", "b", "c"}

this type array list then return true because the value and position are same in both array..

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)

use

return listA.equals(listB);

Returns true if and only if the specified object is also a list, both lists have the same size, and all corresponding pairs of elements in the two lists are equal.


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

...