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This article is about how JAVA implements array traversal and random Random. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

/ * Random Roller: 1 stores names 2. Preview everyone's names 3. Randomly pick a person's name * / import java.util.Random Public class CallName {public static void main (String [] args) {/ / store the name, store the name in the array / / the data type of the name, String String [] names = {"Zhang San", "Li Si", "Wang Wu", "Li Lei", "Han Meimei", "Xiaoming", "Lao Wang", "Xiaohua", "Johnson", "Alice"} / / Preview: iterate through the array and print all names for (int I = 0; I < names.length; iTunes +) {System.out.println (namespace [I]);} System.out.println ("=") / / randomly pick out a person's name / / use a random number to generate an integer as an index, and find the corresponding element Random ran = new Random () in the array; / / random number, the range must be 0-the maximum index of the array int index = ran.nextInt (names.length) / / index is a random number, as an index System.out.println (namesindex);}} Thank you for reading! This is the end of this article on "how to achieve array traversal and random Random in JAVA". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it out for more people to see!

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