例子：
1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="UTF-8">
5 <title>calc</title>
6 <script>
7 function calcResult() {
8 var num1 = document.getElementById("id1").value;
9 var calctag = document.getElementById("id2").value;
10 var num2 = document.getElementById("id3").value;
11 var result = 0;
12
13 switch (calctag) {
14 case "+":
15 result = parseInt(num1) + parseInt(num2);
16 break;
17 case "-":
18 result = parseInt(num1) - parseInt(num2);
19 break;
20 case "*":
21 result = parseInt(num1) * parseInt(num2);
22 break;
23 case "/":
24 if (parseInt(num2) == 0) {
25 alert("数字2不能为0");
26 } else {
27 result = parseInt(num1) / parseInt(num2);
28 }
29 break;
30 default:
31 alert("......");
32 }
33
34 document.getElementById("id5").value = result;
35
36 }
37 </script>
38 </head>
39 <body>
40 <form>
41 数字1:<input type="text" id="id1" name="num1" />
42 <select id="id2" name="calc">
43 <option value="+" selected="selected">加</option>
44 <option value="-">减</option>
45 <option value="*">乘</option>
46 <option value="/">除</option>
47 </select>
48 数字2:<input type="text" id="id3" name="num2" />
49 <input type="button" name="is" id="id4" value="=" onclick="calcResult()" />
50 结果:<input type="text" id="id5" name="result" />
51 </form>
52 </body>
53 </html>
代码：
1 package com.test.select;
2
3 import java.util.Iterator;
4 import java.util.List;
5
6 import org.openqa.selenium.By;
7 import org.openqa.selenium.WebDriver;
8 import org.openqa.selenium.WebElement;
9 import org.openqa.selenium.firefox.FirefoxDriver;
10 import org.openqa.selenium.support.ui.Select;
11
12 public class SelectTest {
13
14
15
16 public static void main(String[] args) {
17 WebDriver driver = new FirefoxDriver();
18 driver.get("file:///D:/10-selenium/workspace/SeleniumTest/src/com/test/select/calc.html");
19 driver.manage().window().maximize();
20
21 driver.findElement(By.id("id1")).sendKeys("4");
22
23 Select sel = new Select(driver.findElement(By.name("calc")));
24 sel.selectByValue("/");
25
26 driver.findElement(By.id("id3")).sendKeys("2");
27
28 driver.findElement(By.id("id4")).click();
29
30 System.out.println(driver.findElement(By.id("id5")).getAttribute("value"));
31
32 ////////////////////////////////////////////////////////////////
33 driver.findElement(By.id("id1")).clear();
34 driver.findElement(By.id("id1")).sendKeys("3");
35
36 Select sel2 = new Select(driver.findElement(By.name("calc")));
37 sel2.selectByValue("+");
38
39 driver.findElement(By.id("id3")).clear();
40 driver.findElement(By.id("id3")).sendKeys("1");
41
42 driver.findElement(By.id("id4")).click();
43
44 System.out.println(driver.findElement(By.id("id5")).getAttribute("value"));
45
46 ////////////////////////////////////////////////////////////////
47 driver.findElement(By.id("id1")).clear();
48 driver.findElement(By.id("id1")).sendKeys("5");
49
50 Select sel3 = new Select(driver.findElement(By.name("calc")));
51 sel3.selectByValue("*");
52
53 driver.findElement(By.id("id3")).clear();
54 driver.findElement(By.id("id3")).sendKeys("6");
55
56 driver.findElement(By.id("id4")).click();
57
58 System.out.println(driver.findElement(By.id("id5")).getAttribute("value"));
59
60 ////////////////////////////////////////////////////////////////
61 driver.findElement(By.id("id1")).clear();
62 driver.findElement(By.id("id1")).sendKeys("100");
63
64 Select sel4 = new Select(driver.findElement(By.name("calc")));
65 sel4.selectByValue("-");
66
67 driver.findElement(By.id("id3")).clear();
68 driver.findElement(By.id("id3")).sendKeys("1");
69
70 driver.findElement(By.id("id4")).click();
71
72 System.out.println(driver.findElement(By.id("id5")).getAttribute("value"));
73
74 ////////////////////////////////////////////////////////////////////////////////
75 Select selall = new Select(driver.findElement(By.name("calc")));
76
77 List<WebElement> lw= selall.getOptions();
78 Iterator<WebElement> iterator = lw.iterator();
79 while(iterator.hasNext()){
80 System.out.println(iterator.next().getAttribute("value"));
81 }
82
83 driver.quit();
84
85 }
86
87
88
89 }
结果：
2 4 30 99 + - * /
时间： 2024-08-26 05:19:45