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CODE EXAMPLE FOR JAVA

Java forEach() Method

import java.util.concurrent.ConcurrentHashMap;

class Main {
    public static void main(String[] args) {

        ConcurrentHashMap<String, Integer> numbers = new ConcurrentHashMap<>();
        numbers.put("One", 1);
        numbers.put("Two", 2);
        numbers.put("Three", 3);
        System.out.println("ConcurrentHashMap: " + numbers);

        // forEach() without transformer function
        numbers.forEach(4, (k, v) -> System.out.println("key: " + k + " value: " + v));

        // forEach() with transformer function
        System.out.print("Values are ");
        numbers.forEach(4, (k, v) -> v, (v) -> System.out.print(v + ", "));
    }
}
Source by www.geeksforgeeks.org #
 
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Tagged: #Java #Method
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