#1 楼

var jsdom = require("jsdom");
const { JSDOM } = jsdom;
const { window } = new JSDOM();
const { document } = (new JSDOM('')).window;
global.document = document;

var $ = jQuery = require('jquery')(window);

npm install jquery

require("jsdom").env("", function (err, window) {
    if (err) {
        console.error(err);
        return;
    }
    var $ = require("jquery")(window);
});

#2 楼

var Express = require('express')
    , dnode = require('dnode')
    , nQuery = require('nodeQuery')
    , express = Express.createServer();

var app = function ($) {
    $.on('ready', function () {
        // do some stuff to the dom in real-time
        $('body').append('Hello World');
        $('body').append('<input type="text" />');
        $('input').live('click', function () {
            console.log('input clicked');
            // ...
        });
    });
};

nQuery
    .use(app);

express
    .use(nQuery.middleware)
    .use(Express.static(__dirname + '/public'))
    .listen(3000);

dnode(nQuery.middleware).listen(express);

#3 楼

#4 楼

 var
    request = require('request'),
    cheerio = require('cheerio');

function parse(url) {
    request(url, function (error, response, body) {
        var
            $ = cheerio.load(body);

        $('.question-summary .question-hyperlink').each(function () {
            console.info($(this).text());
        });
    })
}

parse('http://stackoverflow.com/');
 

 var
    request = require('request'),
    iconv = require('iconv-lite'),
    cheerio = require('cheerio');

var
    PAGE_ENCODING = 'utf-8'; // change to match page encoding

function parse(url) {
    request({
        url: url,
        encoding: null  // do not interpret content yet
    }, function (error, response, body) {
        var
            $ = cheerio.load(iconv.decode(body, PAGE_ENCODING));

        $('.question-summary .question-hyperlink').each(function () {
            console.info($(this).text());
        });
    })
}

parse('http://stackoverflow.com/');
 

 var
    url = require('url'),
    request = require('request'),
    async = require('async'),
    cheerio = require('cheerio');

var
    baseUrl = 'http://stackoverflow.com/';

// Gets a page and returns a callback with a $ object
function getPage(url, parseFn) {
    request({
        url: url
    }, function (error, response, body) {
        parseFn(cheerio.load(body))
    });
}

getPage(baseUrl, function ($) {
    var
        questions;

    // Get list of questions
    questions = $('.question-summary .question-hyperlink').map(function () {
        return {
            title: $(this).text(),
            url: url.resolve(baseUrl, $(this).attr('href'))
        };
    }).get().slice(0, 5); // limit to the top 5 questions

    // For each question
    async.map(questions, function (question, questionDone) {

        getPage(question.url, function ($$) {

            // Get list of users
            question.users = $$('.post-signature .user-details a').map(function () {
                return $$(this).text();
            }).get();

            questionDone(null, question);
        });

    }, function (err, questionsWithPosters) {

        // This function is called by async when all questions have been parsed

        questionsWithPosters.forEach(function (question) {

            // Prints each question along with its user list
            console.info(question.title);
            question.users.forEach(function (user) {
                console.info('\t%s', user);
            });
        });
    });
});
 

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#5 楼

npm install jquery

var $ = require("jquery");

$.ajax({
    url: 'gimme_json.php',
    dataType: 'json',
    method: 'GET',
    data: { "now" : true }
});

#6 楼

var navigator = { userAgent: "node-js" };  
var jQuery = require("./node-jquery").jQueryInit(window, navigator);

#7 楼

const jsdom = require("jsdom");
const dom = new jsdom.JSDOM(`<!DOCTYPE html>`);
var $ = require("jquery")(dom.window);


$.getJSON('https://api.github.com/users/nhambayi',function(data) {
  console.log(data);
});

#8 楼

npm install jquery

var $ = require('jquery');
var http = require('http');

var options = {
    host: 'jquery.com',
    port: 80,
    path: '/'
};

var html = '';
http.get(options, function(res) {
res.on('data', function(data) {
    // collect the data chunks to the variable named "html"
    html += data;
}).on('end', function() {
    // the whole of webpage data has been collected. parsing time!
    var title = $(html).find('title').text();
    console.log(title);
 });
});

#9 楼

const jsdom = require("jsdom");
const { window } = new jsdom.JSDOM(`...`);
var $ = require("jquery")(window);

#10 楼

!!! 5
html(lang="en")
  head
    title Holamundo!
    script(type='text/javascript', src='http://code.jquery.com/jquery-1.9.1.js')
  body
    h1#headTitle Hello, World
    p#content This is an example of Jade.
    script
      $('#headTitle').click(function() {
        $(this).hide();
      });
      $('#content').click(function() {
        $(this).hide();
      });

#11 楼

npm install jquery

global.jQuery   = require('jquery');
global.$        = global.jQuery;

typeof window !== "undefined" ? window : this;
window.jQuery   = require('jquery');
window.$        = window.jQuery;

#12 楼

npm install jquery -S

import $ from 'jquery';
window.jQuery = window.$ = $;
$(selector).hide();

#13 楼

vm.runInContext

#14 楼

 var jsdom = require('jsdom');
const { JSDOM } = jsdom;
const { window } = new JSDOM();
const { document } = (new JSDOM('')).window;
global.document = document;

var $ = jQuery = require('jquery')(window); 

#15 楼

npm install jquery

var jQuery = $ = require('jquery');

jQuery(document).ready(function() {

#16 楼

import jQuery from 'jquery';

const $ = jQuery;

#17 楼

#18 楼

#19 楼

#20 楼