import java.util.HashSet; import java.util.Set; public class StringUtil { public static Set convertToSet(String string) { Set resultSet = new HashSet(); for (int i = 0; i < string.length(); i++) { resultSet.add(new Character(string.charAt(i))); } // Return result return ...
You can convert JSON String to Java object in just 2 lines by using Gson as shown below : Gson g = new Gson(); Player p = g.fromJson(jsonString, Player.class) You can also convert a Java object to JSON by using the toJson() method as shown below String str = g.toJson(p); ...
String str = String.join(", ", set); Example Following is the program to convert set of string to a comma separated string in Java − importjava.util.*;publicclassDemo{publicstaticvoidmain(Stringargs[]){Set<String>set=newHashSet<>(Arrays.asList("One","Two","Three","Four","Five",...
util.HashSet[Int]() javaSet.add(4535) javaSet.add(2003) javaSet.add(111) val scalaString = javaSet.toString println("The string conversion of java set is " + scalaString) } } OutputThe string conversion of java set is [111, 2003, 4535] ...
There are two ways to convert a String to a boolean in Java, first, by using Boolean.parseBoolean() method, and second, by using Boolean.valueOf() method. The parseBoolean() method returns an equivalent boolean value of a given String, for example, if you pass "true" it will return ...
import java.util.Set; public class helloWorld { public static void main(String[] args) { Map map = new HashMap(); Map mapcopy = new HashMap(); map.put(1,2);//插入映射 map.put(2, 4); map.put(9, 10); map.get(1);//根据key,获取value ...
The method returns astringwhich is the string conversion of a set. Example 1 Program to illustrate the working of our toString method importscala.collection.JavaConversions._objectMyClass{defmain(args:Array[String]):Unit={valjavaSetShorts=newjava.util.HashSet[Short]()javaSetShorts.add(65)javaSe...
Convert File to byte array and Vice-Versa Kotlin Type Conversion Convert Array to Set (HashSet) and Vice-Versa Convert OutputStream to String Convert Character to String and Vice-Versa Convert List (ArrayList) to Array and Vice-Versa Kotlin...
Problem description: We have given a Set that contains String elements. Our task is to convert this set of string to a comma separated string in Java. For example: Input: Set = ["Apple", "Orange", "Mango"] Output: "Apple, Orange, Mango" Input: Set = ["J"
Add a html content to word document in C# (row.Cells[1].Range.Text) Add a trailing back slash if one doesn't exist. Add a user to local admin group from c# Add and listen to event from static class add characters to String add column value to specific row in datatable Add comments...