Mongoose的模糊查询

 1 var Commidity = require("./Model/commiditiesModel");
 2 function search(response,request,key){
 3     var search = new RegExp(key);
 4   var query = { "title": search}
 5   console.log(query);
 6   Commidity.find(query,function(err, articles) {
 7     if (err) return console.error(err);
 8     console.dir(articles);
 9     response.writeHead(200, {"Content-Type": "application/json"});
10     response.write(JSON.stringify(articles));
11     response.end();
12   });
13 }
14 
15 exports.search = search;