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The value property sets or returns the value of the value attribute of the text field.
value属性可设置或返回文字区域的value属性值
textObject.value=sometext |
<html> <head> <script type="text/javascript"> function check(browser) { document.getElementById("answer").value=browser } </script> </head> <body> <p>What's your favorite browser:</p> <form> <input type="radio" name="browser" onclick="check(this.value)" value="Internet Explorer">Internet Explorer<br /> <input type="radio" name="browser" onclick="check(this.value)" value="Firefox">Firefox<br /> <input type="radio" name="browser" onclick="check(this.value)" value="Netscape">Netscape<br /> <input type="radio" name="browser" onclick="check(this.value)" value="Opera">Opera<br /> <br /> Your favorite browser is: <input type="text" id="answer" size="20"> </form> </body> </html> |
Form validation
表单校验
Radio buttons in a form
表单中的单选按钮
Checkboxes in a form
表单中的复选按钮
Dropdown list in a form
表单中的下拉列表
Another dropdown list
另一种下拉列表