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 arraylist to array in java

Integer[] arr = new Integer[al.size()]; 
  
        // ArrayList to Array Conversion 
        for (int i = 0; i < al.size(); i++) 
            arr[i] = al.get(i);

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[]);

Arraylist to java

You can only use the to array method if you convert to any object type.

Similar codes

0 vote182 views1 answer
Jasypt-spring-boot
Java Spring
0 vote224 views1 answer
How to make a button disapear on click in javafx
Java
2 votes200 views2 answers
How to replace a character with another character in a string in java
Java
0 vote243 views1 answer
Plugin 'org.springframework.boot:spring-boot-maven-plugin:' not found
Java Spring
0 vote159 views1 answer
Stream filter with multiple conditions
Java
4 votes167 views2 answers
Spigot repeating task
Java
0 vote169 views1 answer
Java resto
Java
1 vote197 views1 answer
How to get index of second occurrence java
Java
1 vote165 views1 answer
Programmation android avoir acces à la liste des intents de partage
Java
1 vote165 views1 answer
Default method in java
Java