javascript获取所有同类checkbox选项的简单实例。需要的朋友可以过来参考下,希望对大家有所帮助
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> <script type="text/javascript"> function getChecked() { alert(document.getElementsByName("id").length); var owner=document.getElementsByName("id").item; for (i = 0; i < document.getElementsByName("id").length; i++) { if(document.getElementsByName("id")[i].checked){ alert(document.getElementsByName("id")[i].value); } } } </script> </head>
<body> <input type="checkbox" name="id" class="cbox" value="1" checked="checked"/> <input type="checkbox" name="id" class="cbox" value="2" /> <input type="checkbox" name="id" class="cbox" value="3" /> <input type="checkbox" name="id" class="cbox" value="4" /> <input type="button" onclick="getChecked()" value="差卡巴"/> </body> </html> |