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Java - String hashCode() Method
Description:
This method returns a hash code for this string. The hash code for a String object is computed as:
s[0]*31^(n-1) + s[1]*31^(n-2) + ... + s[n-1]
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Using int arithmetic, where s[i] is the ith character of the string, n is the length of the string, and ^ indicates exponentiation. (The hash value of the empty string is zero.)
Syntax:
Here is the syntax of this method:
Parameters:
Here is the detail of parameters:
Return Value :
Example:
import java.io.*;
public class Test{
public static void main(String args[]){
String Str = new String("Welcome to Tutorialspoint.com");
System.out.println("Hashcode for Str :" + Str.hashCode() );
}
}
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This produces following result:
Hashcode for Str :1186874997
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