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
174 views
in Technique[技术] by (71.8m points)

java - Random string from string array list

I have list of countries in my array, I would like to pick random country from the list (using random probably?), but I haven't found out the answer myself...

This is what I have so far:

String[] list = {"Finland", "Russia", "Latvia", "Lithuania", "Poland"};
Random r = new Random();
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)

Try:

list[r.nextInt(list.length)];

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

...