Check whether a string is Empty in Java
isEmpty() method of String class can be used to check whether a string is empty.
The method returns true if the string is empty and returns false if the string is not empty.
Example 1
class EmptyTest{
public static void main(String args[]){
String string="";
boolean isempty=string.isEmpty();
System.out.println(isempty);
}
}
Output 1
true
Example 2
class StringTest{
public static void main(String args[]){
String str="Hi! How are you ?";
boolean isempty=str.isEmpty();
System.out.println(isempty);
}
}
Output 2
false