日期:2014-05-16  浏览次数:20400 次

2个textare,左边内容内容通过按钮可以提交到右边的textare,这个如何做
RT

类似于选择用户的形式,也不知道是不是textare,请教大虾如何做?

------解决方案--------------------
左右select选择框 


HTML code

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> New Document </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">
 </HEAD>

 <BODY>

<INPUT TYPE="text" id="data" style="width:700px;height:50px" value="王立,李平,张立,冯立,立为,张明,王一,李国,平民,王与" readonly>
  <TABLE>
      <TR>
        <TD colspan="3">
            <INPUT TYPE="text" NAME="tt"  onkeyup="changeValue(this.value)">
        </TD>
      </TR>

      <TR>
        <TD>
            <SELECT NAME="" size="10" style="width:150px" id="s1" ondblclick="changePosition('1')" >
        
            </SELECT>
        </TD>

        <TD>
            <input type="button" value=">>" id="b1" onclick="changePosition('1')"/><br/>
            <input type="button" value="<<" id="b2" onclick="changePosition('2')"/><br/>

            <input type="button" value=">>>>" id="b1" onclick="changeAll('1')"/><br/>
            <input type="button" value="<<<<" id="b2" onclick="changeAll('2')"/><br/>
        </TD>

        <TD>
            <SELECT NAME="" size="10" style="width:150px" id="s2" ondblclick="changePosition('2')" >

            </SELECT>
        </TD>
      </TR>
  </TABLE>

  
  <SCRIPT LANGUAGE="JavaScript">
  <!--

    var s1 = document.getElementById("s1");//左面的select
    var s2 = document.getElementById("s2");//右面的select

    /**
    **  z=1时,从左到右;z=2时,从右到左
    **/
    function changePosition(z){

        var o1 = s1.options;
        if(z=="2"){
            o1 = s2.options;
        }
        
        for(var i=0;i<o1.length;i++){
            
            if(o1[i].selected){
                var newOption = document.createElement("option");
                newOption.value = o1[i].value;
                newOption.innerHTML = o1[i].innerHTML;
                if(z=="2"){
                    s1.appendChild(newOption);
                }else{
                    s2.appendChild(newOption);
                }
                
                o1[i]=null;
                
                
            }
        }

    }

    /**
    **  z=1时,从左到右;z=2时,从右到左
    **/
    function changeAll(z){
        
        var o1 = s1.options;
        if(z=="2"){
            o1 = s2.options;
        }
        var len = o1.length;

        for(var i=0;i<len;i++){
            var oldOption = o1[i];
            var newOption = document.createElement("option");
            newOption.value = oldOption.value;
            newOption.innerHTML = oldOption.innerHTML;
            if(z=="2"){
                s1.appendChild(newOption);
            }else{
                s2.appendChild(newOption);
            }
            
        }
        if(z=="2"){
            s2.innerHTML = "";
        }else{
            s1.innerHTML = "";
        }

    }

    /**
    **  当在输入框输入数据时,左面的select会根据输入值比对信息,显示含有输入值的数据
    **/
    function changeValue(z){