java工作复习——单选下拉列表——select类

た入场券 2023-10-03 17:04 11阅读 0赞

## [ ][Link 1] ##

![56caa89dcffb2277d2d9836ebc9d4036.png][]

![fe5f046cfe9382f5e9f826dec8365f5f.png][]

![39b657bbe1cab923ec150d7f7bf97912.png][]

package rjcs;
    
    import org.openqa.selenium.firefox.FirefoxDriver;
    import org.openqa.selenium.interactions.Actions;
    import org.openqa.selenium.support.ui.Select;
    
    public class xinkaishi 
    {
    
        
        public static void main(String[] args)
        
        {
             System.setProperty("webdriver.firefox.bin","C:\\Program Files (x86)\\Mozilla Firefox\\firefox.exe");    //设置火狐的安装路径，防止系统找不到
                
             FirefoxDriver driver = new FirefoxDriver();        //初始化FireFox浏览器实例，并打开浏览器
             
            try
            {
                 driver.manage().window().maximize();         //最大化窗口
                 
                 Thread.sleep(5000);    
                 
                 driver.navigate().to("http://www.baidu.com"); 
                 
                 Thread.sleep(5000);
                 
                 
                 
                 Actions action = new Actions(driver);
                 
                 action.moveToElement(driver.findElementByLinkText("设置")).perform();     //鼠标悬浮在 设置  元素上面
                 
                 driver.findElementByClassName("setpref").click();      // 打开搜索设置
                 
                 Thread.sleep(5000);
                 
                 Select dropList = new Select(driver.findElementByName("NR"));
                 
    
                 
                 Thread.sleep(5000);
                 
                 
                 
                 
                 System.out.println(dropList.getFirstSelectedOption().getText());  //查看刚开始默认选择的选项
                 Boolean a = dropList.isMultiple();      //是否允许多选，允许多选返回true，否则 不允许返回false 
                 System.out.println(a);  // 此处不允许多选，返回false
                 Thread.sleep(5000);            
                 
                 
                 
    
    
    
    
    
                 
                 
                 //selectByIndex()方法，通过索引进行选中，3个选项，索引从0开始，即   0，1，2
                 
                 dropList.selectByIndex(1);         //3个选项，索引从0开始，即   0，1，2
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 dropList.selectByIndex(2);
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 dropList.selectByIndex(0);
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
    
    
    
    
    
                 
                 
                 
                 
                 
                 //selectByVisibleText()方法，通过选项的文字进行选中
                 
                 dropList.selectByVisibleText("每页显示20条");
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 dropList.selectByVisibleText("每页显示50条");
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 dropList.selectByVisibleText("每页显示10条");
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 
                 
    
    
    
    
    
    
    
    
                 
                 //selectByValue()方法，使用下来列表的属性的value属性值进行选中操作
                 
                 dropList.selectByValue("20");
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 
                 
                 
                 dropList.selectByValue("50");
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 
                 
                 
                 dropList.selectByValue("10");
                 System.out.println(dropList.getFirstSelectedOption().getText());
                 Thread.sleep(5000);
                 
                 
                 
                 
                 Thread.sleep(10000);
                 
                 
            }catch (Exception e) 
            {
                e.printStackTrace();
            }finally 
            {
                driver.quit();
            
             }
        }
        
        
        
    }

执行结果：

每页显示10条  
false

每页显示20条  
每页显示50条  
每页显示10条

==========================================================================================

package jkcs;
    import org.openqa.selenium.By;
    import org.openqa.selenium.WebDriver;
    import org.openqa.selenium.firefox.FirefoxDriver;
    import org.openqa.selenium.interactions.Actions;
    import org.openqa.selenium.support.ui.Select;
    
    public class jdcs 
    {
        
        public static void main(String[] args) throws InterruptedException 
        {
            System.setProperty("webdriver.chrome.bin","‪C:\\Program Files (x86)\\Mozilla Firefox\\firefox.exe");    //设置安装路径，防止系统找不到
            
            WebDriver driver = new FirefoxDriver();        //初始化FireFox浏览器实例，并打开浏览器
    
            driver.manage().window().maximize();         //最大化窗口  
            
            
            
            driver.get("http://www.baidu.com");    //打开一个网址，方法一
            
            Thread.sleep(8000);
            
            Actions action = new Actions(driver);
            
            
            action.moveToElement(driver.findElement(By.linkText("设置"))).perform();     //鼠标悬浮在 设置  元素上面
            
            driver.findElement(By.className("setpref")).click();      // 打开搜索设置
            
            
            Thread.sleep(8000);
            
    
            
            
            
            
            Select dropList = new Select(driver.findElement(By.name("NR")));
            
    
            
            Thread.sleep(5000);
            
            
            
            
            System.out.println(dropList.getFirstSelectedOption().getText());  //查看刚开始默认选择的选项
            Boolean a = dropList.isMultiple();      //是否允许多选，允许多选返回true，否则 不允许返回false 
            System.out.println(a);  // 此处不允许多选，返回false
            Thread.sleep(5000);            
            
            
            
    
    
    
    
    
            
            
            //selectByIndex()方法，通过索引进行选中，3个选项，索引从0开始，即   0，1，2
            
            dropList.selectByIndex(1);         //3个选项，索引从0开始，即   0，1，2
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            dropList.selectByIndex(2);
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            dropList.selectByIndex(0);
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
    
    
    
    
    
            
            
            
            
            
            //selectByVisibleText()方法，通过选项的文字进行选中
            
            dropList.selectByVisibleText("每页显示20条");
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            dropList.selectByVisibleText("每页显示50条");
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            dropList.selectByVisibleText("每页显示10条");
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            
            
    
    
    
    
    
    
    
    
            
            //selectByValue()方法，使用下来列表的属性的value属性值进行选中操作
            
            dropList.selectByValue("20");
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            
            
            
            dropList.selectByValue("50");
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            
            
            
            dropList.selectByValue("10");
            System.out.println(dropList.getFirstSelectedOption().getText());
            Thread.sleep(5000);
            
            
            
            
            
            
            
            
            Thread.sleep(8000);
            
    
            driver.quit();
        }
    }

执行结果：

每页显示10条  
false  
每页显示20条  
每页显示50条  
每页显示10条  
每页显示20条  
每页显示50条  
每页显示10条  
每页显示20条  
每页显示50条  
每页显示10条

[Link 1]: https://www.cnblogs.com/xiaobaibailongma/p/12283451.html
[56caa89dcffb2277d2d9836ebc9d4036.png]: https://img-blog.csdnimg.cn/img_convert/56caa89dcffb2277d2d9836ebc9d4036.png
[fe5f046cfe9382f5e9f826dec8365f5f.png]: https://img-blog.csdnimg.cn/img_convert/fe5f046cfe9382f5e9f826dec8365f5f.png
[39b657bbe1cab923ec150d7f7bf97912.png]: https://img-blog.csdnimg.cn/img_convert/39b657bbe1cab923ec150d7f7bf97912.png