Use for loop to check if an Array Contains a value - Java Language Basics

Java examples for Language Basics:for

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Description

Use for loop to check if an Array Contains a value

Demo Code


import java.util.Arrays;

public class Main {

  public static void main(String args[]) {

    String[] strMonths = new String[] { "January", "February", "March", "April", "May" };

    String strFind1 = "March";
    String strFind2 = "December";

    boolean contains = false;

    for (int i = 0; i < strMonths.length; i++) {
      if (strMonths[i].equals(strFind1)) {
        contains = true;/*from  w w w .j  a  v a2  s. c  o m*/
        break;
      }
    }

    if (contains) {
      System.out.println("String array contains String " + strFind1);
    } else {
      System.out.println("String array does not contain String " + strFind1);
    }

    contains = Arrays.asList(strMonths).contains(strFind1);
    System.out.println("Does String array contain " + strFind1 + "? " + contains);

    contains = Arrays.asList(strMonths).contains(strFind2);
    System.out.println("Does String array contain " + strFind2 + "? " + contains);

  }
}

Result


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