1.要求指定的文本提示数组排序为第一个和第二个。
如文本框内输入r 要求reeed排第一,reed排第二,其余匹配的数组按原来的排列顺序。
2.在所有提示内容的后面增加不同的内容,
如提示:
 red 红色
blue 青色
且新增的内容在点击或选中后不赋值添加到文本框内。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>自动提示的文本框</title>
<style>
<!--
body{
    font-family:Arial, Helvetica, sans-serif;
    font-size:12px; padding:0px; margin:5px;
}
form{padding:0px; margin:0px;}
input{
    /* 用户输入框的样式 */
    font-family:Arial, Helvetica, sans-serif;
    font-size:12px; border:1px solid #000000;
    width:200px; padding:1px; margin:0px;
}
#popup{
    /* 提示框div块的样式 */
    position:absolute; width:202px;
    color:#004a7e; font-size:12px;
    font-family:Arial, Helvetica, sans-serif;
    left:41px; top:25px;
}
#popup.show{
    /* 显示提示框的边框 */    
    border:1px solid #004a7e;
}
#popup.hide{
    /* 隐藏提示框的边框 */
    border:none;
}
/* 提示框的样式风格 */
ul{
    list-style:none;
    margin:0px; padding:0px;
}
li.mouseOver{
    background-color:#004a7e;
    color:#FFFFFF;
}
li.mouseOut{
    background-color:#FFFFFF;
    color:#004a7e;
}
-->
</style>
<script language="javascript">
var oInputField;    //考虑到很多函数中都要使用
var oPopDiv;        //因此采用全局变量的形式
var oColorsUl;
var aColors = ["red","reed","reeed","red","green","blue","magenta","yellow","chocolate","black","aquamarine","lime","fuchsia","brass","azure","brown","bronze","deeppink","aliceblue","gray","copper","coral","feldspar","orange","orchid","pink","plum","quartz","purple","antiquewith","blanchedalmond","blueviolet","beige","burlywood","bisque","cadetblue","saddlebrown","royalblue","rosybrown","orengered","olivedrab","powderblue","peachpuff","papayawhip","paleturquoise","palevioletred","palegreen","navyblue","navajowhite","palegodenrod","violetred","yellowgreen","tomato","turquoise","thistle","springgreen","steelblue","salmon","scarlet","silver","violet","snow","tan","chartreuse","khaki","mediumslateblue","mediumvioletred","oldlace","maroom","goldenrod","wheat","whitesmoke","moccasin","mistyrose","mintcream","midnightblue","dimgray","darksalmon","slategray","skyblue","sienna","seashell","seagreen","sandybrown","gold","mediumturquoise","navy","mediumspringgreen","mediumseagreen","mediumpurpul","peru","mediumorchid","mediumblue","mediumaquamarine","maroon","limegreen","lightyellow","lightsteelblue","magenta","lightslateblue","lightslategray","lightskyblue","inen","lightseagreen","lightsalmon","lightpink","lightgray","lightgreen","lightgodenrodyellow","indianred","lavender","lightblue","lavenderblush","lightcoral","lightcyan","lightgodenrod","hotpink","greenyellow","lemonchiffon","lawngreen","deepskyblue","honeydew","golenrod","forestgreen","gostwhite","gainsboro","firebrick","dodgerblue","darkturquoise","darkslateblue","darkslategray","darkseagreen","darkred","darkorchid","darkorenge","darkviolet","floralwhite","cyan","darkgray","cornsilk","darkolivegreen","darkgoldenrod","darkblue","darkcyan","darkgreen","darkhaki","ivory","darkmagenta","cornfloewrblue"];
aColors.sort();    //按字母排序,使显示结果更友好
function initVars(){
    //初始化变量
    oInputField = document.forms["myForm1"].colors;
    oPopDiv = document.getElementById("popup");
    oColorsUl = document.getElementById("colors_ul");
}
function clearColors(){
    //清除提示内容
    for(var i=oColorsUl.childNodes.length-1;i>=0;i--)
        oColorsUl.removeChild(oColorsUl.childNodes[i]);
    oPopDiv.className = "hide";
}
function setColors(the_colors){
    //显示提示框,传入的参数即为匹配出来的结果组成的数组
    clearColors();    //每输入一个字母就先清除原先的提示,再继续
    oPopDiv.className = "show";
    var oLi;
    for(var i=0;i<the_colors.length;i++){
        //将匹配的提示结果逐一显示给用户
        oLi = document.createElement("li");
        oColorsUl.appendChild(oLi);
        oLi.appendChild(document.createTextNode(the_colors[i]));        oLi.onmouseover = function(){
            this.className = "mouseOver";    //鼠标经过时高亮
        }
        oLi.onmouseout = function(){
            this.className = "mouseOut";    //离开时恢复原样
        }
        oLi.onclick = function(){
            //用户点击某个匹配项时,设置输入框为该项的值
            oInputField.value = this.firstChild.nodeValue;
            clearColors();    //同时清除提示框
        }
    }
}
function findColors(){
    initVars();        //初始化变量
    if(oInputField.value.length > 0){
        var aResult = new Array();        //用于存放匹配结果
        for(var i=0;i<aColors.length;i++)    //从颜色表中找匹配的颜色
            //必须是从单词的开始处匹配
            if(aColors[i].indexOf(oInputField.value) == 0)
                aResult.push(aColors[i]);    //压入结果
        if(aResult.length>0)    //如果有匹配的颜色则显示出来
            setColors(aResult);
        else                    //否则清除,用户多输入一个字母
            clearColors();        //就有可能从有匹配到无,到无的时候需要清除
    }        
    else
        clearColors();    //无输入时清除提示框(例如用户按del键)
}
</script>
</head>
<body>
<form method="post" name="myForm1">
Color: <input type="text" name="colors" id="colors" onkeyup="findColors();" />
</form>
<div id="popup">
    <ul id="colors_ul"></ul>
</div>
</body>
</html>

解决方案 »

  1.   

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html>
    <head>
    <title>自动提示的文本框</title>
    <style>
    <!--
    body{
      font-family:Arial, Helvetica, sans-serif;
      font-size:12px; padding:0px; margin:5px;
    }
    form{padding:0px; margin:0px;}
    input{
      /* 用户输入框的样式 */
      font-family:Arial, Helvetica, sans-serif;
      font-size:12px; border:1px solid #000000;
      width:200px; padding:1px; margin:0px;
    }
    #popup{
      /* 提示框div块的样式 */
      position:absolute; width:202px;
      color:#004a7e; font-size:12px;
      font-family:Arial, Helvetica, sans-serif;
      left:41px; top:25px;
    }
    #popup.show{
      /* 显示提示框的边框 */   
      border:1px solid #004a7e;
    }
    #popup.hide{
      /* 隐藏提示框的边框 */
      border:none;
    }
    /* 提示框的样式风格 */
    ul{
      list-style:none;
      margin:0px; padding:0px;
    }
    li.mouseOver{
      background-color:#004a7e;
      color:#FFFFFF;
    }
    li.mouseOut{
      background-color:#FFFFFF;
      color:#004a7e;
    }
    -->
    </style>
    <script language="javascript">
    var oInputField; //考虑到很多函数中都要使用
    var oPopDiv; //因此采用全局变量的形式
    var oColorsUl;
    var aColors = [{c:"red",n1:"红色1",n2:"红色2",n3:"红色3",n4:"红色4",n5:"红色5"},{c:"green",n1:"绿色1",n2:"绿色2",n3:"绿色3",n4:"绿色4",n5:"绿色5"},{c:"blue",n1:"蓝色1",n2:"蓝色2",n3:"蓝色3",n4:"蓝色4",n5:"蓝色5"},{c:"magenta",n1:"洋红色1",n2:"洋红色2",n3:"洋红色3",n4:"洋红色4",n5:"洋红色5"},{c:"yellow",n1:"黄色1",n2:"黄色2",n3:"黄色3",n4:"黄色4",n5:"黄色5"}];aColors.sort(function(a,b){if(a.c>b.c){return 1;}else{if (a.c<b.c) {return -1;
    }else {
    return 0;
    }}}); //按字母排序,使显示结果更友好
    function initVars(){
      //初始化变量
      oInputField = document.forms["myForm1"].colors;
      oPopDiv = document.getElementById("popup");
      oColorsUl = document.getElementById("colors_ul");
    }
    function clearColors(){
      //清除提示内容
      for(var i=oColorsUl.childNodes.length-1;i>=0;i--)
      oColorsUl.removeChild(oColorsUl.childNodes[i]);
      oPopDiv.className = "hide";
    }
    function setColors(the_colors){
      //显示提示框,传入的参数即为匹配出来的结果组成的数组
      clearColors(); //每输入一个字母就先清除原先的提示,再继续
      oPopDiv.className = "show";
      var oLi,temp;
      for(var i=0;i<the_colors.length;i++){
      //将匹配的提示结果逐一显示给用户
      oLi = document.createElement("li");
      oColorsUl.appendChild(oLi);
      oLi.appendChild(document.createTextNode(the_colors[i].c+" " +the_colors[i].n1+" " +the_colors[i].n2+" " +the_colors[i].n3+" " +the_colors[i].n4+" " +the_colors[i].n5));  oLi.onmouseover = function(){
      this.className = "mouseOver"; //鼠标经过时高亮
      }
      oLi.onmouseout = function(){
      this.className = "mouseOut"; //离开时恢复原样
      }
    temp = the_colors[i].c
      oLi.onclick = function(){
      //用户点击某个匹配项时,设置输入框为该项的值
      oInputField.value = temp;
      clearColors(); //同时清除提示框
      }
      }
    }
    function findColors(){
      initVars(); //初始化变量
      if(oInputField.value.length > 0){
      var aResult = new Array(); //用于存放匹配结果
      for(var i=0;i<aColors.length;i++) //从颜色表中找匹配的颜色
      //必须是从单词的开始处匹配
      if(aColors[i].c.indexOf(oInputField.value) == 0)
      aResult.push(aColors[i]); //压入结果
      if(aResult.length>0) //如果有匹配的颜色则显示出来
      setColors(aResult);
      else //否则清除,用户多输入一个字母
      clearColors(); //就有可能从有匹配到无,到无的时候需要清除
      }   
      else
      clearColors(); //无输入时清除提示框(例如用户按del键)
    }
    </script>
    </head>
    <body>
    <form method="post" name="myForm1">
    Color: <input type="text" name="colors" id="colors" onkeyup="findColors();" />
    </form>
    <div id="popup">
      <ul id="colors_ul"></ul>
    </div>
    </body>
    </html>
      

  2.   

    var aColors = [{c:"red",n1:"红色1"},{c:"green",n1:"绿色1"},{c:"blue",n1:"蓝色1"},{c:"magenta",n1:"洋红色1"},{c:"yellow",n1:"黄色1"}];
    其他n2 n3 n4 n5多余不是我要的
      

  3.   

    var aColors = [{c:"
    也是多余。