driver.Manage().Timeouts().SetPageLoadTimeout(TimeSpan.FromSeconds(20)); //这里的20，是以"s" 为单位，这里的数值可以根据实际情况来设置，

public IWebElement WaitForElement(IWebDriver driver, string el_id,int timeout)   //找到元素就返回
        {IWebElement ele = null;try{WebDriverWait wait = new WebDriverWait(driver, TimeSpan.FromSeconds(timeout));ele = wait.Until<IWebElement>((d) =>{return d.FindElement(By.Id(el_id));});               }catch{Console.WriteLine("12e");}return ele;}

driver.CurrentWindowHandle

driver.SwitchTo().Window（）;

var xx = driver.FindElement(By.Id("id"));
Actions builder = new Actions(driver);
builder.MoveToElement(xx).Perform();

driver.FindElement(By.PartialLinkText("登录"));

driver.SwitchTo().Alert().Accept()//简单讲就是点击yes
driver.SwitchTo().Alert().Dismiss()//点击No

driver.PageSource.Contains("any word;");

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
//添加selenium的引用
using OpenQA.Selenium;
using OpenQA.Selenium.IE;
using OpenQA.Selenium.Support.UI;using OpenQA.Selenium.Interactions;
//添加引用-在程序集中添加System.Drawing
using System.Drawing;
using System.Drawing.Imaging;namespace Selenium
{class Program{static void Main(string[] args){//此时记得添加路径    using (var driver = new InternetExplorerDriver(@"D:\Selenium\IEDriverServer_x64_2.34.0\")){//进入百度首页driver.Navigate().GoToUrl(@"http://www.baidu.com");Thread.Sleep(1000);             //是否包含"百度"这个字符串，可以用来判断页面是否出现             if (driver.PageSource.Contains("百度")){ Console.WriteLine(" 123");

}

//设置窗体最大化
                driver.Manage().Window.Maximize();Thread.Sleep(1000);//找到对象     var colSearchBox = driver.FindElementsByName("wd");var btnClick = driver.FindElement(By.Id("su1"));//发送搜索内容colSearchBox[1].SendKeys("bokeyuan");//Thread.Sleep(1000);//等待搜索结果WebDriverWait wait = new WebDriverWait(driver, TimeSpan.FromSeconds(10));IWebElement searchResutl = null;try{searchResutl = wait.Until<IWebElement>((d) =>{return d.FindElement(By.ClassName("bdsug"));});}catch(Exception e){Console.WriteLine("Timeout to find element:" + " "+ e.Message.ToString());}//搜索结果数量var searchResult_Children = searchResutl.FindElements(By.TagName("li"));foreach (IWebElement child in searchResult_Children){if (child.Text.Equals("博客园")){    //选择正确的搜索对象
                        child.Click();break;}}//设置页面加载时间driver.Manage().Timeouts().SetPageLoadTimeout(TimeSpan.FromSeconds(20));//获取当前页面句柄 ，适用于一个窗体//var cc = driver.CurrentWindowHandle;//进入首页var homePage = driver.FindElement(By.ClassName("result"));var homePage_child = homePage.FindElement(By.Id("1"));homePage_child.FindElement(By.ClassName("favurl")).Click();//设置页面加载时间driver.Manage().Timeouts().SetPageLoadTimeout(TimeSpan.FromSeconds(20));//获取当前网页的句柄，使用与多个窗体//那么我们需要的是第二个窗体var currentWindowHandle = driver.WindowHandles[1];//因为要现在要处理的对象在新窗体上，所以这里要进行窗体转换
                driver.SwitchTo().Window(currentWindowHandle);//下面将鼠标移动到左边的".Net技术",此时会滑出相应的模块//用XPath定位对象，此处找到"新手区"//移动鼠标var xx = driver.FindElement(By.Id("cate_item_108698"));Actions builder = new Actions(driver);builder.MoveToElement(xx).Perform();Thread.Sleep(2000);//使用XPath 找对象//driver.FindElement(By.Id("cate_sub_block")).FindElement(By.XPath("//div[1]/div[2]/ul[1]/li[1]/a[@href='/cate/beginner/']")).Click();//div[1]第一个div//上面的比较"笨重"，下面的简单多了driver.FindElement(By.Id("cate_sub_block")).FindElement(By.XPath("//a[@href='/cate/beginner/']")).Click();//登陆//使用PartialLinkText定位对象var btnLogin1 = driver.FindElement(By.PartialLinkText("登录"));btnLogin1.Click();var txtUserName = driver.FindElement(By.Id("tbUserName"));txtUserName.SendKeys("Alvin-x");var txtPassword = driver.FindElement(By.Id("tbPassword"));txtPassword.SendKeys("123456");var btnLogin2 = driver.FindElement(By.Id("btnLogin"));btnLogin2.Click();Thread.Sleep(2000);//使用CssSelector定位对象//点击“退出”var btnBackup = driver.FindElement(By.CssSelector("a[href='#']"));btnBackup.Click();//等待弹出框弹出后再处理它 Thread.Sleep(1000);IAlert result = null;while (1 < 2){try{result = driver.SwitchTo().Alert();}catch (Exception){result = null;}if (result != null){result.Accept();break;}}//退出
                driver.Quit();}}}
}