标签：dtd 不能 div log text tran xhtml 1.0 xmlns 遍历
<!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> <title></title> <script src="scripts/jquery-1.7.2.js" type="text/javascript"></script> <script type="text/javascript"> $(function () { $("#btnSubmit").click(function () { $("input[type=‘text‘]").each(function () { if ($(this).val() == "") { alert("不能为空！"); } }) }) }) </script> </head> <body> <div id="test"> <input type="text" id="txtName" /> <input type="text" id="txtPwd" /> <input type="button" id="btnSubmit" value="提 交" /> </div> </body> </html>
<!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> <title></title> <script src="scripts/jquery-1.7.2.js" type="text/javascript"></script> <script type="text/javascript"> $(function () { $("#btnSubmit").click(function () { $("div").find("input[type=‘text‘]").each(function () { if ($(this).val() == "") { alert("不能为空！"); } }) }) }) </script> </head> <body> <div id="test"> <input type="text" id="txtName" /> <input type="text" id="txtPwd" /> <input type="button" id="btnSubmit" value="提 交" /> </div> </body> </html>
标签：dtd 不能 div log text tran xhtml 1.0 xmlns 遍历
原文地址：http://www.cnblogs.com/yangzailu/p/6903853.html
