JavaScript HashTable

function HashTable() {
	var loseHashCode = function(key) {
		var hash = 0;
		for (var i = 0; i < key.length; i++) {
			hash += key.charCodeAt(i)
		}
		return hash % 37
	}
	var table = [];
	this.push = function(key, value) {
		var position = loseHashCode(key);
		console.log(position + '-' + key);
		table[position] = value
	}
	this.get = function(key) {
		return table[loseHashCode (key)]
	}
	this.remove = function(key) {
		table[loseHashCode (key)] = undefined
	}
}
var hash = new HashTable();
hash.push('shidengyun', '85');
hash.push('zhujing', 86);
hash.get('zhujing');
hash.remove('zhujing');

  

posted @ 2016-01-11 22:10  shidengyun  阅读(224)  评论(0编辑  收藏  举报