phantomjs react

Java Selenium building xxx face Browser1.http://phantomjs.org/Download Windows version Phantomjs2. exe file will be found in the bin directory after decompression3. Test the code:Copy CodePackage SE;Import Org.openqa.selenium.WebDriver;Import Org.openqa.selenium.firefox.FirefoxDriver;Import Org.openqa.selenium.phantomjs.PhantomJSDriver;public class Test {public static void main(String[] args) { // TODO Auto-generated method stub// System.setProperty("webdriver.gecko.driver", "C:\\Program F

#coding =utf-8From selenium import WebdriverDef Crawmovie ():Driver=webdriver. PHANTOMJS ()Driver.get ("https://movie.douban.com/")Movie_list=[]More_btn=driver.find_element_by_xpath (' (//a[@class = "More-link"]) [1] ')More_btn.click ()While True:Start_index=len (Movie_list)Xpath_str= '//a[@class = "item"][position () >%d] '%start_indexItem_tags=driver.find_elements_by_xpath (XPATH_STR)Print "Start_index:", Start_indexPrint Item_tagsPrint "Number:", L

This article mainly introduced the Nodejs through the phantomjs to download the webpage the method, has the need the small partner to be possible to refer to under. Functions in fact very simple, through the Phantomjs.exe collection URL loaded resources, through the way of the child process, start Nodejs load all the resources, for CSS resources, matching CSS content, download the URL resources inside Of course, the function is very simple, in respo

the DOM operation, and the debugging process is essential, for those small methods, always appear insufficient. Phantomjs here is a good implementation. Phantomjs is a non-interface webkit with JavaScript API As you know, WebKit is the layout engine used by Chrome, Safari, and some other niche browsers. Therefore, PHANTOMJS is a browser and is a browser with no

1. Download Phantomjs and CasperPhantomjs:http://phantomjs.org/download.html　　casper:http://casperjs.org/　　2, respectively after decompressionSet up PHANTOMJS and Casperjs folders on the D-disk respectively　　　　3. Modify Environment variables4. Test whether the installation is successfulOpen cmd, enter Phantomjs--version and Casperjs--version view their version in

Shell script implementation Get a snapshot of a Web page and generate thumbnails this article mainly introduces the shell script implementation to get a snapshot of the Web page and generate thumbnails, this article gets the page snapshot using PHANTOMJS, generate thumbnails using ImageMagick, the need for friends can refer to the followingGetting a snapshot of a webpage and generating thumbnails can be done in two steps:1. Get a snapshot of a webpage

PHP execution Phantomjs How to output the HTML content to PHP variables? PS: Currently, PHP executes PHANTOMJS through the system, outputting the HTML content to TXT file!PHP can read the file to get to the HTML content, but can not output TXT file directly get into the variable? Reply content: PHP execution Phantomjs How to output the HTML content to PHP va

Using linnux + phantomjs to generate webpage snapshots in image format, Installation extension:(1) The following is the installation process on linux. If git is not installed, run yum install git first.Install casperjs Copy codeThe Code is as follows:Cd/Git clone git: // github.com/n1k0/casperjs.gitCd casperjsLn-sf/casperjs/bin/casperjs/usr/local/bin/casperjs // you can ignore the actual execution in which php is executed/casperjs/bin/casperjs(2) inst

1. Installing SeleniumPip Install seleniumcollecting Selenium downloading SELENIUM-3.4.1-PY2.PY3-NONE-ANY.WHL (931kB) 100% | ████████████████████████████████| 942kB 573kb/s Installing collected packages:seleniumsuccessfully installed selenium-3.4.12. Installing PHANTOMJS: http://phantomjs.org/download.htmlThe downloaded version is: phantomjs-2.1.1-linux-x86_64.tar.bz2Unzip the downloaded file and move t

Recently in the Crawl Activity Tree site (http://www.huodongshu.com/html/find.html) on the data found that in the search box after entering Chinese, click Search, Phantomjs crawl data can not be crawled, but with IE driver will be able to find, Only later did I find out why.For example, url:http://www.huodongshu.com/html/find_search.html?search_keyword= numbers, Phantomjs crawled in-memory URLs into HTTP/ w

Crawl Today Headlines https://www.toutiao.com/homepage Recommended news, open the URL to get the following interfaceView source code you will findAll is the JS code, shows that the content of today's headlines is generated by JS dynamic.Use Firefox browser F12 to seeGet the featured news for today's headlines interface address: https://www.toutiao.com/api/pc/focus/Access this address alone to getThe data format that this interface obtains is JSON dataWe use SCRAPY+SELENIUM+

Performance Optimization of React components and react Performance Optimization Gartner: "We should forget to ignore small performance optimizations. in 97% of the cases, premature optimization is the source of all evil, we should focus on the other 3% of the Code that has the most critical impact on performance. " Do not waste the effort of Performance Optimization on code that has little improvement on th

This paper mainly introduces the method of using SELENIUM+PHANTOMJS to fetch data in C #, which has a good reference value, and then look at it together with the small series. The project at hand needs to fetch data from a Web site that is rendered with JS. Using the usual httpclient to grab back the page is no data. Baidu on the Internet a bit, we recommend the plan is to use PHANTOMJS.

For more functions, visit: www.dahuzhi.com installation Extension: (1) The following is the installation process on linux. If git is not installed, install casperjscdgitclonegit in yuminstallgit: github. comn1k0casperjs. For more features visit: http://www.dahuzhi.com installation Extension: (1) Below is my installation process on linux, if not install git please first yuminstallgit install casperjs cd/gitclonegit: // github.com/n1k0/casperjs.git cdcasperjs ln-sf/casperjs/bin/casperjs/usr/local/

1, Casperjs http://casperjs.org/Casperjs is a navigation scripting testing Utility for Phantomjs and slimerjs written in Javascript2, Phantomjs http://phantomjs.org/Phantomjs is a headless WebKit scriptable with a JavaScript API. It has a fast andnative support for various web standards:dom handling, CSS selector, JSON, Canvas, and SVG.3, Slimerjs http://slimerj

SELENIUM2 supports testing through various driver (firfoxdriver,iternetexplorerdriver,operadriver,chromedriver) to drive real-world browsers.In fact, selenium is also supported without interface browser operation. such as Htmlunit and PHANTOMJS. They are not real browsers, the runtime will not render the page display content, but support page element lookup, JS execution, etc., because no CSS and GUI rendering, the efficiency is much faster than the r

According to the online tutorial, it must be not so, it is common sense.So I have to tell you how to use Phantomjs ...So use it!1. Download the PHANTOMJS package and unzip it;2. In the bin directory (the directory containing the Phantomjs.exe file), hold down the SHIFT key and click the right mouse button. (such as my detailed description of the document is called, otherwise it will be regarded as a loading

Phantomjs is a non-interface browser with WebKit as its core and a JavaScript programming interface (API). It provides web-standard Fast and native support: DOM operations, CSS selectors, JSON, canvas, and SVG. 1. Download Unzip Phantomjs http://phantomjs.org/ 2. Write a simple test code, save as Test.js, after decompression phantomjs\examples there are a lot o

The Robot framework is a keyword-driven acceptance automation testing framework that is now being used more and more widely in China. A common test solution for Web UI Automation is Robot Framework+selenium2library (RFS). In general, to use the Selenium2library library, you must configure the browser driver (driver). Otherwise, you will not be able to drive the browser to execute Automation commands. Browser Driver Correspondence tableThe above table briefly describes the drivers that are requir

PHANTOMJS is a WebKit-based JavaScript API. It uses Qtwebkit as the function of its core browser, using WebKit to compile and interpret the execution of JavaScript code. Anything you can do on a WebKit browser can do it. Not only is it an invisible browser, it provides such things as CSS selectors, web standards support, DOM manipulation, JSON, HTML5, Canvas, SVG, and so on, as well as handling file I/O, so you can read and write files to the operatin