FilesExpand file tree

 master

/

LambdaPractice.java

Copy path

BlameMore file actions

BlameMore file actions

Latest commit

 

History

History

History

26 lines (21 loc) · 770 Bytes

 master

/

LambdaPractice.java

Top

File metadata and controls

• Code
• Blame

26 lines (21 loc) · 770 Bytes

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

package basic.lambda;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

public class LambdaPractice {

public static void main(String[] args) {

List<String> names = new ArrayList<>(List.of("John", "Charlie", "Tom"));

names.forEach(name -> System.out.printf("Hello, %s\n", name));

// Practice: Single Parameter Lambda Expression

Map<String, Integer> nameAndAge = new HashMap<>(){{

put("John", 5);

put("Charlie", 3);

put("Tom", 4);

}};

for(String key : nameAndAge.keySet()) {

System.out.printf("%s is %d years old\n", key, nameAndAge.get(key));

}

// Practice: Multiple Parameter Lambda Expression

}

}