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How to create the DJB2 hash function for strings in Java

1 Answer

0 votes
public class MyClass {
     public static int DJB2(String str) {
        int hash = 5381;
         
        for (int i = 0; i < str.length(); i++) {
            hash = ((hash << 5) + hash) + str.charAt(i);
        }
         
        return hash;
    }
    public static void main(String args[]) {  
        int hash = DJB2("java");
         
        System.out.println(hash);
    }
}
          
          
          
          
/*
run:
          
2090392551
  
*/

 



answered Oct 8, 2023 by avibootz
edited Oct 8, 2023 by avibootz

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