Map interation in java

Map map = new HashMap();
Iterator entries = map.entrySet().iterator();
while (entries.hasNext()) {
    Map.Entry entry = (Map.Entry) entries.next();
    Integer key = (Integer)entry.getKey();
    Integer value = (Integer)entry.getValue();
    System.out.println("Key = " + key + ", Value = " + value);
}

Source: stackoverflow.com

Map interation in java

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

// Iterating over keys only
for (Integer key : map.keySet()) {
    System.out.println("Key = " + key);
}

// Iterating over values only
for (Integer value : map.values()) {
    System.out.println("Value = " + value);
}

Source: stackoverflow.com

Map interation in java

Map<Integer, Integer> map = new HashMap<Integer, Integer>();
for (Map.Entry<Integer, Integer> entry : map.entrySet()) {
    System.out.println("Key = " + entry.getKey() + ", Value = " + entry.getValue());
}

Source: stackoverflow.com

Similar codes

-3 votes86 views3 answers
Toast android
Java
0 vote126 views1 answer
Add items to linked list java
Java
0 vote108 views1 answer
Java resultset.absolute
Java
0 vote105 views1 answer
Thymeleaf spring boot dependency for mail
Java
0 vote103 views7 answers
Convert code python to java
Java
0 vote104 views1 answer
If is true javascrtiptr
Java
12 votes107 views4 answers
Inline arraylist initialization java
Java
10 votes106 views3 answers
H2 database spring boot
Java
0 vote99 views1 answer
Increasing the element without any replacement in java program
Java
0 vote141 views1 answer
Display an image java
Java