text: 'use strict';
  
  var redis = require('redis');
  var client = redis.createClient();
  
  // zremrangebyrank: Remove all members in a sorted set within the given indexes
  
  client.zadd('myzset', 1, 'one', function (err, res) {
      console.log(res); // 1
  });
  
  client.zadd('myzset', 2, 'two', function (err, res) {
      console.log(res); // 1
  });
  
  client.zadd('myzset', 3, 'three', function (err, res) {
      console.log(res); // 1
  });
  
  client.zremrangebyrank('myzset', 0,1, function (err, res) {
      console.log(res); // 2
  });
  
  client.zrange('myzset', 0, -1, 'WITHSCORES', function (err, res) {
      console.log(res); // [ 'three', '3' ]
  });
  