foreach map java

Solutions on MaxInterview for foreach map java by the best coders in the world

Search
showing results for - "foreach map java"
Hailey
19 Sep 2019
1// 1. for-each with Entry
2Map<Integer, Integer> map = new HashMap<Integer, Integer>();
3for (Map.Entry<Integer, Integer> entry : map.entrySet()) {
4    System.out.println("Key = " + entry.getKey() + ", Value = " + entry.getValue());
5}
6
7
8// 2. for-each with key or value each (faster)
9Map<Integer, Integer> map = new HashMap<Integer, Integer>();
10//iterating over keys only
11for (Integer key : map.keySet()) {
12    System.out.println("Key = " + key);
13}
14 
15//iterating over values only
16for (Integer value : map.values()) {
17    System.out.println("Value = " + value);
18}
19
20
21// 3. Using Iterator
22Map<Integer, Integer> map = new HashMap<Integer, Integer>();
23// With Generic
24Iterator<Map.Entry<Integer, Integer>> entries = map.entrySet().iterator();
25while (entries.hasNext()) {
26    Map.Entry<Integer, Integer> entry = entries.next();
27    System.out.println("Key = " + entry.getKey() + ", Value = " + entry.getValue());
28}
29
30// No Generic
31Map map = new HashMap();
32Iterator entries = map.entrySet().iterator();
33while (entries.hasNext()) {
34    Map.Entry entry = (Map.Entry) entries.next();
35    Integer key = (Integer)entry.getKey();
36    Integer value = (Integer)entry.getValue();
37    System.out.println("Key = " + key + ", Value = " + value);
38}
39
source
Debby
18 Feb 2016
1map.forEach((k, v) -> System.out.printf( " %s : %d \n" , k,v) );
source
Mildred
29 Jun 2020
1Map<String, String> map = ...
2for (Map.Entry<String, String> entry : map.entrySet()) {
3    System.out.println(entry.getKey() + "/" + entry.getValue());
4}
source
Esteban
25 Apr 2018
1Map<String, String> map = ...
2for (Map.Entry<String, String> entry : map.entrySet()) {
3    System.out.println(entry.getKey() + "/" + entry.getValue());
4}
5
source
Henry
15 May 2018
1public void iterateUsingEntrySet(Map<String, Integer> map) {
2    for (Map.Entry<String, Integer> entry : map.entrySet()) {
3        System.out.println(entry.getKey() + ":" + entry.getValue());
4    }
5}
6
source
Florencia
09 Jan 2020
1public void iterateUsingLambda(Map<String, Integer> map) {
2    map.forEach((k, v) -> System.out.println((k + ":" + v)));
3}
4
similar questions
java iterate through mapjava iterate hashmaphow to iterate hashmap javahow to iterate hashmap in javajava 8 map foreachloop hash maphashmap foreach examplejava iterate through hashmapforeach hashmap javaiterate map in java 8 using streamjava 8 loop in mapjava for mapiterate hashmap javaaccess each key and value in a hashmap javaforeach loop java values hashmap
queries leading to this page
iteration of map in javafor each entry in map javamap iteratorsmap each itemjavascript map foreachloop through a map in javascriptjava map loopingfor each in maploop through a map javascriptarraylist map foreach javahashmap in foreach javaforeach key value in map java 5citerating map using iteratorjava map for loopforeach on map java 8java map foreach valuemap iteratejava map eachmap foreach java exmapleloop map andoridtreemap foreach java 8iterating over a java maphow to iterate a map in javajava hashmap foreach for each map methiditertaing over a map in javaiteratethorugh mapiterating through map in javafor map java 8iterate maps valuesjava 8 iterrate ove an hasmapmap java 8 foreachforeach hashmap javamap foreach java 8loop over map javafor each in map in javawhile in mapmap for each function darread map in java 8foreach in map javaiterating a map jsforeach map javamap or foreach in java 3fiterating map in javause map iterator javatraverse map in javamap iterate java 8for each key map javaforeach for map in java detaiedjava map each element in arrayfor each in map javamap iterate i 2b1 elemetjava for each map valuejava 8 how to loop mapjava cycle trough mapsforeach entryset javamap iterator next 28 29printing map javajava iterate values of map string stringiterate through map javajava iterate over mapiterate javascript mapforeach on hashmap in javamap and foreach javajava 8 map foreachfor each loop for a mapfor each loop mapjavascript iterate map entriesjava map formap 3cstring 2c string 3e forearch javaset value for each entry in mapiterate through hashmap java8java 8 iterate oover list of mapiteratemap java 8 5cfor java mapforeach map java 8java iterating through maptraversing map in java8foreach java hashmapjavascript iterate through map entriesiterate a map using java 8java for each over mapiterate through map object javajava 8 foreach map entryforeach map java 8 and create new listjava 8 foreach map key valueiterator in a map javaforeach element in map javaloop thru map java 8hashmap loop in java 8loop through mapmap for each loopiteration over mapmap iteration in javamap entryset 28 29 foreachjavascript new map iteratejava for each with keytraverse throuh map javalambda expression for loop in map javaiterate in map in javajava map foreachprint map in java 8java print mapforeach loop java map 3cstring 2cstring 5b 5d 3efor each java mapiterate through a mapjava map foreach 28oop through a mapjava 8 stream map foreach examplejava for each for mapmap for eachmap iterationmap foreach java 8foreach java mapfor each map javahm foreach 28 28k 2c v 29 3e system out println 28k 2b 22 3a 22 2b 28v 2b 10 29 29 29 3bjava 8 map iterationhashmap java 8 iteratemap and for eachhow i iterate the mapprint out map javajava stream foreach mapmap 28this 3a 3anext 29 javaforeach key value map javacreate iterator of mapiterate map jsfor each through mapfor each loop in maphow to loop over stream of entry in javafor each on hashmap javahow to loop through map in javaiterate the map in java 8looping map in java 8how to use for loop under 5cmap functionjava iterate map and return stringloop java mapiterate over a map in javahow to iterrate over a map in javaforeach with hashmap javamap iterator javascriptforeach for map in javaforeach hashmap java 8loop on map javajava 8 iterate map key valuemap for loop javajava hashmap lambda foreachfor each for map javaiterate over mappingjava foreach in mapmap iteration in java 8foreach in map javajs iterate map with mapjava hash map for each methodmap iterable javajava 8 way to iterate mapfor lool for map in java 8how iterate map in javajs iterate over mapiterate through all key value pairs lambda javaiterate on map javamap iterate elementdeclaring function inside iterate map javascriptjava iterate mapphow to iterate a map in javascriptjava for each over hash maphow to iterate through map javascriptiterating values in the maphow to iterate on map in javahow to iterate through map javajava stream loop through mapfor each on map java 8map keys foreach javaiterate java mapstring map print java forentryset java for loophow to loop through a map in javafor each loop in map javafor each item in mapiterate hashmap in java 8loop map and set valuefor map javahow to display java map using foreach loopjavascript map foreach examplejava how to cycle mapfor each for maps javahow to loop an entryjava loop thorugh mapiterate map foreach in javaiterate a mapforeach for map in java 8traverse a map javajava foreach hashmap examplecheck map value in while iteratingiterate in map javamap or foreach in java stream 3fiterate over every key of mapfor entry in map javajava map loopiterat mapfor each loop map javaiterate map using foreachjava iterate map with foreach foreach map javahow to do loop on map in java 8iterate map in javascriptiterating through a map javaforeach map iterator javascripthow to use a for each loop on a map javaeach maphow to iterat mapiterate map inside map in java 8java traverse map valuesiterate over the value of a mapmap foreach javaiterate map in java 8how to iterate through a map in javafor each and mapierate throuh map injavafor each on mapmap vs hashmap javamap use for eachiterate over map using java 8iterating over map in javahow to iterate over map in jshow to traverse map in javamap java foreachjava map loop through entry setusing for each on a maphow to iterator through a mapjava foreach on maptraverse a map of map in javaandroid map loopmap iterator java 8all possible ways to iterate mapforeach method in map javascripthow to iteraate over a map in javahow to get loop in map with stream javafor loop over a map javause map to iterate javascriptloop through map javahow to itrate object value from map in javaitirate map javaiterating through map on javajava foreach over mapfor loop over map in javaforeach lambda hashmap print map javaiterate through mapsjava 8 foreach mapres map iterateforeach to mapjava map foreach functioniterate map java 8apply foreach on map in javajava map foreach with key and valueiterate map keys java 8iterate over map javascriptiteratiin of mapjava loop maphow to return from a method from within a map foreach javajava map for eahcjavascript iterate through map entiresfor each or mapiterate map and get values in java 8for each java of a mapforech map javahashmap loop java 8iterate a map in javaforeach int map java8map get 28 29 for each javamap foreach javajava map for each java8java using map in for each loopjava map iteratoriterating a mapforeach with mapjava for each mapforeach a map javahow to iterate through map in javafor each loop for map in java 8java iterate hashmap lambdafor loop in mapiterate over map keys in javahashmap iterator java 8java map foreach loopmap iterator for each javascriptlist itearte in java8iterate map in java foreachjava stream map foreachiteratr over js maphow to iterate thriugh mapwhat ways to loop map in javacan you iterate through a map javascripthow to iterate over a map in javausing map to iterate a map javascriptiterating a map in java8java 8 hashmap iterator in single linefor entry mapiterate through mapmap and foreach java 8java iterate in map of mapsusing iterator on mapjava map for eachjava 8 map iteratoriterate through hashmap java 8how to ieterate map in java8hashedmap labmda foreachjava map foreach consumerhow to use foreach in map javahow to iterate a mapiterate over map in java 8stream make foreah on map java 8foreach key mapmap iterator javamap implementation using eachjava best practice to iterate over mapiterting over mapjava map foreach exampleiterate through map in java 8entryset iteratoriterating trhoug a mapjavascript iterate maptest map values in looptraverse through map javalooping through a map in javainterate through maphow to iterate through a map in javascriptcheck map values in while loop is there a way to iterate through a map without using iteratorloop over mapiterate through map in javajava map cycle on each keyimplement foreach map javajava map iterate streammap values foreach javajava map foreach variablejava iterate map foreachiterate map values in java 8iterators in mapiterate hashmap in java8java iterate over map with foreachiterate map javajava 3a foreach in mapiterate a map javascriptfor each loop on mapiterate map in java 8 foreachiterate over a map javaiterate over a mapmap iterator from an elementfor each stream for map in java 8map forforeach map object javaiteerate map keysss java 8iterate over map javamajavascript map iteratejava map for each keyhow to do a foreach loop with a map in javafor each 2c maphow to iterate map in java 8itterate throug mapwhat ways to iterate map javaiterateate thoigh mapjava best map to itterate through for additioniterate mapiterate over map easily with foreach java 8iterate in map java 8how foreach in lambda mapjava map foreach key valueiterator of mapjavascript iterate a mapwhat is the difference between map and foreachjava loop over mapiterator maphow to iterate mapsmap put on each iterationiterate over mapforeach on map in javajava 8 map for eachget map with for each javaiterate map values java 8iterate map in java using iterator from backendforeach value in map javahoe to iterate mapjava map entryset foreachmap foreach in java 8java iterate a maphow to use foreach for map in java 8iterate over map jsiterator in mapoperation on every map value javaloop hashmap java 8map foreach java entrysetjava to for each on mapiterate over map java using foreachmap java foor loopjava foreach with mapprint map in javaloop on map java 8iterate with entriesiterating through map in javascriptloop through map in javascriptcycle through map javajava 8 list iterate and use maoiterate over a hashmap in java 8foreach and map java 8 in iteration in java spring bootforeach hashmap in javajava iterate map of mapsfor each java string mapfor mapfor each with maps javajava8 iterate map with foreachhow to iterate map in javaforeach and map java 8java map loop valuesiterator for maphow to iterate in map java 8 iterate hashmapjava foreach key in mapmap iteratorjava map entry iteratormap for each javago to next value in map entry for each java return foreach from a mapjavascript map iteratejava foreach map entryjava loop through a mapforeach mapjava loop through mapfor entry in set javaforeach with map javaforeach over mapjava 8 hasmap iterationmap iterate javaiterater map javaloop througnh an mapjava itterate in mapmake iterator of entryjava iterate mapiteerate over a map in javajavascript map iterator mapjava for each entry in mapjava foreach maphashmap java foreachloop map javajava lambda iterate mapjava foreach entry on mapiterate through map in javascriptjava map foreachcode goes through mappingiterate over map keys java 8iterate map in javaforeach hasmap javajava loop a mapjava iterate through mapusing map with entry set in java with foreachiterate a mapoforeach 28 28k 2c v 29 3etraverse map javahow to traverse a map in javamap 3cstring 2c string 3e for eachiterating a map in javatraverse on map in javamap function and for each loopmap foreachfor each with mapiterate through a map javajava foreach for mapnext value in map entry javahashmap foreach java 8java map entry loop one linerfor each map entry javaloop through map in javajava interate mapmap in java for each itterate over map in a map javaloop on a map javaiterate through map values javamap loop javamap how to iterate through valuesjava for each key of mapiterate over items in mapfor loop map javainterate over mapiterator over a mapjavascript iterate over map entriesiteraote over mapofreach in mapjava iterate map valuesforeach loop for map in java 8foreach for maptraverse through mapmap iterator in javahow to iterate over a map in js aureliajava entry set iterate by valueiterating over mapmap using iteratoriterators to mapjava foreach map 3cstring 2c object 3ehashmap foreach javaiterate map key java 8java iterate over map 5chasmap foreach javahow to iterate maplooping map in javaiterate map in java using iteratorfor each in map java 8how to iterate over map in javaforeach map entry in javaforeach in hashmap javause map foreach javamap loopjavascript iterate through map values with while loopmap loop in java 8java map iteratejava printmapiterate a map javaiterating over a maptraverse a map in javaiterate a map in java 8map in for loop iteratibejava iterate map key valuemap foreach java exampleandroid loop on mapreturn in map java lambda foreacjitterate over mapforeach in map java 8java stream foreach map itemsfor loop mapfor each map entry javaloop through a map javajava 8 map foreach exampleloop over map in javaforeach to map javamap string object foreachentryset in java for eachiterate on map jsiterate a map using foreachiterate over entryset in stream javaiterate through javascript maphava iterate map valuesmap next javajava java 11 iterate over hashmapjava foreach hashmapiterating in mapforeach map entry javamaphash foreach javaiterate through a pam and save to another mapfor each mapiterate a map in javascriptiterate through a javascript mapjava map lambda foreachjava iterate in mapforeach map example java java foreach hashmap lambdaforeach for map javajava map iterationjava loop array and set values with mapfo each on map javadoes map do a for eachhow to iterate through a mapiterating maploop through map iterator javascriptjava foreach loop in hash mapforeach on map javahow to print out a map javajava for each in a map iterate over map java 8iterator over map in javalooping a mapjava foreahc mapjava map entryset iteratormaps foreach javaloop over map values foreachforeach over hashmap java 8android iterate over mapforeach map java