validation list empty java
public class ArrayListExample
{
public static void main(String[] args)
{
ArrayList<String> list = new ArrayList<>();
System.out.println(list.isEmpty()); //true
list.add("A");
System.out.println(list.isEmpty()); //false
list.clear();
System.out.println(list.isEmpty()); //true
}
}
Also in Java:
- get raondom from array java
- change fragment in android studio
- nextchar in java
- java list get first element
- bracket balancing program in java
- HOW TO SUPRESS sonar warning in java code
- android elevation not working
- check if a list contains a string java
- how make a final variable in java
- java.sql.SQLException: Before start of result set
- java replace all xml decoding
- how to install java runtime environment on centos 7
- sort array java
- java create map
- How to find the length of an array in java
- how to create a button in java
- array string java in one line
- java animated gif example
- java android development find element by id
- how to delete an element from an array in java
- j
- check if a string is a substring of another string java
- java android edit text set value
- java obtain list string from list object