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

0 vote265 views1 answer
Java running sum
Java
4 votes250 views5 answers
Java while
Java
0 vote274 views1 answer
How to convert timestamp to time in android studio
Java
0 vote266 views1 answer
<?xml version="1.0" encoding="UTF-8"?>
Java
5 votes261 views1 answer
Java packages example
Java
-2 votes264 views1 answer
How to add all list elements at once in java
Java
0 vote281 views2 answers
How to set slected row color in javafx tableview
Java
0 vote256 views1 answer
How to scan as a letter in java
Java
2 votes304 views1 answer
Java cartesian to polar
Java
0 vote261 views1 answer
Add pd4j to application
Java