iframe-proxy | Sunbelt Computer Software

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package com.javatechie.stream.demo;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import java.util.function.Consumer;

public class ForEachDemo {

// filter----> conditional check

public static void main(String[] args) {

List<String> list = new ArrayList<>();

list.add("Murrit");

list.add("john");

list.add("piter");

list.add("marek");

list.add("mac");

for (String s : list) {

if (s.startsWith("m")) {

System.out.println(s);

}

list.stream().filter(t -> t.startsWith("m")).forEach(t -> System.out.println(t));

Map<Integer, String> map = new HashMap<>();

map.put(1, "a");

map.put(2, "b");

map.put(3, "c");

map.put(4, "d");

* map.forEach((key,value)->System.out.println(key+": "+value));*/

map.entrySet().stream().filter(k->k.getKey()%2==0).forEach(obj->System.out.println(obj));

* Consumer<String> consumer=(t)->System.out.println(t); for(String s1:list) {

* consumer.accept(s1); }

}

Sunbelt Computer Software