Home > Java > JavaBase > body text

Java method to determine whether a specific value is in an array

Release: 2019-11-26 10:00:18
Original
3509 people have browsed it

Java method to determine whether a specific value is in an array

Java method to determine whether a specific value is in an array:

Use List:

public static boolean useList(String[] arr, String targetValue) {
        return Arrays.asList(arr).contains(targetValue);
    }
Copy after login

Use Set:

 public static boolean useSet(String[] arr, String targetValue) {
        Set<String> set = new HashSet<String>(Arrays.asList(arr));
        return set.contains(targetValue);
    }
Copy after login

Use Simple loop statement:

public static boolean useLoop(String[] arr, String targetValue) {
        for (String s : arr) {
            if (s.equals(targetValue))
                return true;
        }
        return false;
    }
Copy after login

For more java related articles, please pay attention to the java basic tutorial column.

The above is the detailed content of Java method to determine whether a specific value is in an array. For more information, please follow other related articles on the PHP Chinese website!

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn:Public welfare online PHP training,Help PHP learners grow quickly!