myhashfunction.java

用java编写的hashtable程序

/**
A class for determining the index of a word using unicode
Written by : H Yu
*/

public class MyHashFunction {
	
	/**
	*class method returns the index of word w
	*@param w word
	*/
	public static int HashFunction(String w,int d) {
		String word = w;
		int l = word.length();
		int sum=0;
		for (int i=0;i<l;i++) {
			char ch = word.charAt(i);
			int value = Character.getNumericValue(ch);
			sum+=value;
		}
		return(sum%d);
	}
}