var http = require("http");

var cheerio = require("cheerio");

var url = "http://nba.sports.163.com/2014/team/structure/17.html";

download(url, function(data) {

if (data) {

var $ = cheerio.load(data);

$("#team_header option").each(function(i, e){

console.log('team:\t', $(e).text());

})

console.log($(".tb-title").text());

$(".dataTB3 td a").each(function(i, e){

console.log("member:", $(e).text());

})

}

else {

console.log("error")

};

});

function download(url, callback) {

http.get(url, function(res) {

var data = "";

res.on('data', function (chunk) {

data += chunk;

});

res.on("end", function() {

callback(data);

});

}).on("error", function() {

callback(null);

});

}

 

id用"#", class用"."

参考：http://www.75team.com/archives/543

http://www.cnblogs.com/craryprimitiveman/p/3674421.html