Java list to array

Java array to list

Integer[] spam = new Integer[] { 1, 2, 3 };
List<Integer> list = Arrays.asList(spam);

Source: stackoverflow.com

Java arraylist to array

List<String> list = new ArrayList<>();
list.add("a");
list.add("ab");
list.add("abc");
list.add("abcd");
// convert
String[] array = list.toArray();

Convert array to list java

/*
Get the Array to be converted.
Create the List by passing the Array as parameter in the constructor of the List with the help of Arrays. asList() method.
Return the formed List.
*/

String[] namedata = { "ram", "shyam", "balram" }; 

List<String> list = Arrays.asList(namedata);

Java list to array

List<Foo> list = new ArrayList<>();
Foo[] array = list.toArray(new Foo[0]);

Source: stackoverflow.com

Arraylist to array java

ArrayList<String> ArrayLister=new ArrayList<>(){ArrayLister.add("Hi")};
String[] array=ArrayLister.toArray(String[]);

Java convert array to list

Integer[] array = new Integer[] {
  23, 54, 12
};

java.util.List<Integer> list = java.util.Arrays.asList(array);
System.out.println(list);

Similar codes

4 votes136 views1 answer
Vm options javafx
Java
0 vote130 views1 answer
How to minimize jframe in java
Java
0 vote128 views1 answer
Java standard exceptions
Java
6 votes128 views2 answers
RecyclerView OnClickListener
Java
0 vote140 views1 answer
<selector xmlns:android="http://schemas.android.com/apk/res/android><item android;drawable="@drawable/bluebtn" android: state_enabled="false"/>
Java
0 vote127 views1 answer
What happens if you return only -1 and 1bute not 0 java
Java
1 vote150 views1 answer
Spring boot mongodb update subdocument
Java Spring
0 vote124 views1 answer
Before first method in jdbc
Java
0 vote136 views2 answers
Registry
Java
0 vote129 views1 answer
Como limpar a tela do consola no java
Java