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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:

  1. public boolean isEmpty()

Returns

true if length is 0 otherwise false.


Since

1.6


Java String isEmpty() method example

  1. public class IsEmptyExample{
  2. public static void main(String args[]){
  3. String s1=“”;
  4. String s2=“makeforsure”;
  5. System.out.println(s1.isEmpty());
  6. System.out.println(s2.isEmpty());
  7. }}

Output:

true
false
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