js调用AJAX时Get和post的乱码解决方法

  在使用"get"时,抓取的页面最后加上编码类型

  

复制代码 代码如下:

  <%

  服务器端:servletactioncontext.getresponse().setcharacterencoding("utf-8");

  客户端 网页特效p/jsp.html target=_blank >jsp教程: <%@ page language="java" contenttype="text/html; charset=utf-8" pageencoding="utf-8"%>

  response.expires = -9999

  response.addheader "pragma","no-cache"

  response.addheader "cache-ctrol","no-cache"

  response.addheader "content-type","text/html; charset=gb2312"'这是重点,否则会出现乱码

  response.write "中文汉字"%>

  2、在使用post时用vbscript解决了编码问题:

  源码如下:

  

复制代码 代码如下:

  <script language="vbscript">

  function urlencoding(vstrin)

  strreturn = ""

  for i = 1 to len(vstrin)

  thischr = mid(vstrin,i,1)

  if abs(asc(thischr)) < &hff then

  strreturn = strreturn & thischr

  else

  innercode = asc(thischr)

  if innercode < 0 then

  innercode = innercode + &h10000

  end if

  hight8 = (innercode and &hff00) &hff

  low8 = innercode and &hff

  strreturn = strreturn & "%" & hex(hight8) & "%" & hex(low8)

  end if

  next

  urlencoding = strreturn

  end function

  function bytes2bstr(vin)

  strreturn = ""

  for i = 1 to lenb(vin)

  thischarcode = ascb(midb(vin,i,1))

  if thischarcode < &h80 then

  strreturn = strreturn & chr(thischarcode)

  else

  nextcharcode = ascb(midb(vin,i+1,1))

  strreturn = strreturn & chr(clng(thischarcode) * &h100 + cint(nextcharcode))

  i = i + 1

  end if

  next

  bytes2bstr = strreturn

  end function

  </script>

  下面是使用vbscript函数:

  

复制代码 代码如下:

  <script language=网页特效>

  /**

  * 初始化一个xmlhttp对象

  */

  function initajax()

  {

  var ajax=false;

  try {

  ajax = new activexobject("msxml2.xmlhttp");

  } catch (e) {

  try {

  ajax = new activexobject("microsoft.xmlhttp");

  } catch (e) {

  ajax = false;

  }

  }

  if (!ajax && typeof xmlhttprequest!='undefined') {

  ajax = new xmlhttprequest();

  }

  return ajax;

  }

  function saveuserinfo()

  {

  var msg = document.getelementbyid("msg");

  var f = document.user_info;

  var username = f.user_name.value;

  var userage = f.user_age.value;

  var usersex = f.user_sex.value;

  var url = "save.asp教程";

  var poststr = urlencoding("user_name="+ username +"&user_age="+ userage +"&user_sex="+ usersex);//post时采用编码传递

  var ajax = initajax();

  ajax.open("post", url, true);

  ajax.setrequestheader("content-type","application/x-www-form-urlencoded");

  ajax.send(poststr);

  ajax.onreadystatechange = function() {

  if (ajax.readystate == 4 && ajax.status == 200) {

  msg.innerhtml = bytes2bstr(ajax.responsebody); //获取时解码

  }

  }

  }

  </script>

  <form name="user_info">

  姓名:<textarea name="user_name" /></textarea><br />

  年龄:<input type="text" name="user_age" /><br />

  性别:<input type="text" name="user_sex" /><br />

  <input type="button" value="提交表单" onclick="saveuserinfo()">

  </form>

  <div id="msg"></div>

  成功