Java String isEmpty

The java string isEmpty() method checks if this string is empty. It returns true, if length of string is 0 otherwise false.

The isEmpty() method of String class is included in java string since JDK 1.6.

Signature

The signature or syntax of string isEmpty() method is given below:

public boolean isEmpty()  

Returns

true if length is 0 otherwise false.

Java String isEmpty() method example

public class IsEmptyExample{  

public static void main(String args[]){  

String s1="";  

String s2="javatpoint";  

  

System.out.println(s1.isEmpty());  

System.out.println(s2.isEmpty());  

}}  

Expected Output:

true

false