hashTable.js

//Testing to come soon
var md5 = require('md5');

function table() {

  //Implement the hash table with one array
  this.arr = [];

  //Use a hack of md5 to implement a number 0 <= encoded <= 9
  this.encode = function (toEncode){
    var encoded = md5(toEncode);
    var pretty = parseInt(encoded, 16);
    var lengthLimited = pretty % 10;
    return lengthLimited;
  };

  this.set = function(key, value) {
    var encoded = Number(this.encode(key));
    this.arr[encoded] = [key, value];
  };

  this.get = function(key) {
    var encoded = Number(this.encode(key));
    return this.arr[encoded];
  };

  this.delete = function(key) {
    var encoded = Number(this.encode(key));
    this.arr[encoded] = undefined;
  };

}

var table = new table();

table.set('hello', 99);
table.set('blah', -9);
console.log(table.get('hello'));
table.delete('hello');
console.log(table.arr);