• 构建一个树状结构

    /**
     * 树
     */
    function Tree()
    {
    
        this.children = [];
    
    
        /**
         * 添加节点
         */
        this.add = function(v)
        {
            this.children.push(v)
        }
    
    
        /**
         * 删除节点
         */
        this.del = function(v)
        {
            this.children.splice(v,1)
        }
    
    
        /**
         * 查找节点
         */
        this.has = function(v)
        {
            for(var i=0;i<this.children.length;i++)
            {
                if(v == this.children[i])
                {
                    return true;
                }
            }
    
            return false;
        }
    }
    
    
    /**
     * 人
     */
    function People(j)
    {
        this.job = j;
    }
    
    
    /**
     * 应用
     */
    var director = new Tree(new People('董事长'));
    director.add(new People('COO'));
    director.add(new People('CTO'));
    
    console.log(director.children[0].job) // 输出：COO

组合