Function getHash

chapter07/7.12 - Hash Table/hashTable.js:40–50

(key, limit)

};

var getHash = function(key, limit) {
  if (typeof key !== 'string') {
    throw 'error, key is not a string';
  } else {
    var answer = 0;
    for (var i = 0; i < key.length; i++) {
      answer += key[i];
    }
    return answer % limit;
  }
};

var HashTable = function() {
  this.array = [];