JavaScript html js頁面刷新之後下拉菜單選中值不變,在按鈕提交後保存下拉列表中值不變

博客分類： javaScript

HTML JavaScript 金山

除了下拉列表還有文本框和複選框的,放在文章後邊

Html代碼

<!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="">
<style>
.userData {behavior:url(#default#userdata);}
</style>
<select id="select1" class="userData">
<option>option1</option>
<option>option2</option>
<option>option3</option>
<option>option4</option>
</select>
<select id="select2" class="userData">
<option>option1</option>
<option>option2</option>
<option>option3</option>
<option>option4</option>
</select>
<script>
var obj=document.all.select1;
obj.attachEvent('onchange',saveSelectedIndex)
function saveSelectedIndex()
{
obj.setAttribute("sSelectValue",obj.selectedIndex);
obj.save("oSltIndex");
}
window.attachEvent('onload',loadSelectedIndex)
function loadSelectedIndex()
{
obj.load("oSltIndex");
objobj.selectedIndex=obj.getAttribute("sSelectValue");
}
</script>
</HEAD>
<BODY>
</BODY>
</HTML>

<!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="">

<style>
	.userData   {behavior:url(#default#userdata);}
</style>
<select id="select1" class="userData">
	<option>option1</option>
	<option>option2</option>
	<option>option3</option>
	<option>option4</option>
</select>

<select id="select2" class="userData">
	<option>option1</option>
	<option>option2</option>
	<option>option3</option>
	<option>option4</option>
</select>

<script>
var obj=document.all.select1;
obj.attachEvent('onchange',saveSelectedIndex)
function saveSelectedIndex()
{
	obj.setAttribute("sSelectValue",obj.selectedIndex);
	obj.save("oSltIndex");
}
window.attachEvent('onload',loadSelectedIndex)
function loadSelectedIndex()
{
	obj.load("oSltIndex");
	obj.selectedIndex=obj.getAttribute("sSelectValue");
}
</script>

</HEAD>

<BODY>

</BODY>
</HTML>

省市二級聯動下拉列表,在按鈕提交後保存下拉列表中值不變:

Html代碼

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> 省市二級聯動下拉列表,在按鈕提交後保存下拉列表中值不變 </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<script language="javascript" type="text/javascript">
provinceArray = new Array("北京市","上海市","天津市","重慶市","河北省","山西省","內蒙古自治區","遼寧省","吉林省","黑龍江省","江蘇省","浙江省","安徽省","福建省","江西省","山東省","河南省","湖北省","湖南省","廣東省","廣西壯族自治區","海南省","四川省","貴州省","雲南省","西藏自治區","陝西省","甘肅省","寧夏回族自治區","青海省","新疆維吾爾族自治區","香港特別行政區","澳門特別行政區","臺灣省","其它");
//定義城市數據數組
cityArray = new Array();
cityArray[0] = new Array("北京市","東城|西城|崇文|宣武|朝陽|豐臺|石景山|海淀|門頭溝|房山|通州|順義|昌平|大興|平谷|懷柔|密雲|延慶");
cityArray[1] = new Array("上海市","黃浦|盧灣|徐匯|長寧|靜安|普陀|閘北|虹口|楊浦|閔行|寶山|嘉定|浦東|金山|松江|青浦|南匯|奉賢|崇明");
cityArray[2] = new Array("天津市","和平|東麗|河東|西青|河西|津南|南開|北辰|河北|武清|紅撟|塘沽|漢沽|大港|寧河|靜海|寶坻|薊縣");
cityArray[3] = new Array("重慶市","萬州|涪陵|渝中|大渡口|江北|沙坪壩|九龍坡|南岸|北碚|萬盛|雙撟|渝北|巴南|黔江|長壽|綦江|潼南|銅梁 |大足|榮昌|壁山|梁平|城口|豐都|墊江|武隆|忠縣|開縣|雲陽|奉節|巫山|巫溪|石柱|秀山|酉陽|彭水|江津|合川|永川|南川");
cityArray[4] = new Array("河北省","石家莊|邯鄲|邢臺|保定|張家口|承德|廊坊|唐山|秦皇島|滄州|衡水");
cityArray[5] = new Array("山西省","太原|大同|陽泉|長治|晉城|朔州|呂梁|忻州|晉中|臨汾|運城");
cityArray[6] = new Array("內蒙古自治區","呼和浩特|包頭|烏海|赤峯|呼倫貝爾盟|阿拉善盟|哲裏木盟|興安盟|烏蘭察布盟|錫林郭勒盟|巴彥淖爾盟|伊克昭盟");
cityArray[7] = new Array("遼寧省","瀋陽|大連|鞍山|撫順|本溪|丹東|錦州|營口|阜新|遼陽|盤錦|鐵嶺|朝陽|葫蘆島");
cityArray[8] = new Array("吉林省","長春|吉林|四平|遼源|通化|白山|松原|白城|延邊");
cityArray[9] = new Array("黑龍江省","哈爾濱|齊齊哈爾|牡丹江|佳木斯|大慶|綏化|鶴崗|雞西|黑河|雙鴨山|伊春|七臺河|大興安嶺");
cityArray[10] = new Array("江蘇省","南京|鎮江|蘇州|南通|揚州|鹽城|徐州|連雲港|常州|無錫|宿遷|泰州|淮安");
cityArray[11] = new Array("浙江省","杭州|寧波|溫州|嘉興|湖州|紹興|金華|衢州|舟山|台州|麗水");
cityArray[12] = new Array("安徽省","合肥|蕪湖|蚌埠|馬鞍山|淮北|銅陵|安慶|黃山|滁州|宿州|池州|淮南|巢湖|阜陽|六安|宣城|亳州");
cityArray[13] = new Array("福建省","福州|廈門|莆田|三明|泉州|漳州|南平|龍巖|寧德");
cityArray[14] = new Array("江西省","南昌市|景德鎮|九江|鷹潭|萍鄉|新餘|贛州|吉安|宜春|撫州|上饒");
cityArray[15] = new Array("山東省","濟南|青島|淄博|棗莊|東營|煙臺|濰坊|濟寧|泰安|威海|日照|萊蕪|臨沂|德州|聊城|濱州|菏澤");
cityArray[16] = new Array("河南省","鄭州|開封|洛陽|平頂山|安陽|鶴壁|新鄉|焦作|濮陽|許昌|漯河|三門峽|南陽|商丘|信陽|周口|駐馬店|濟源");
cityArray[17] = new Array("湖北省","武漢|宜昌|荊州|襄樊|黃石|荊門|黃岡|十堰|恩施|潛江|天門|仙桃|隨州|咸寧|孝感|鄂州");
cityArray[18] = new Array("湖南省","長沙|常德|株洲|湘潭|衡陽|岳陽|邵陽|益陽|婁底|懷化|郴州|永州|湘西|張家界");
cityArray[19] = new Array("廣東省","廣州|深圳|珠海|汕頭|東莞|中山|佛山|韶關|江門|湛江|茂名|肇慶|惠州|梅州|汕尾|河源|陽江|清遠|潮州|揭陽|雲浮");
cityArray[20] = new Array("廣西壯族自治區","南寧|柳州|桂林|梧州|北海|防城港|欽州|貴港|玉林|南寧地區|柳州地區|賀州|百色|河池");
cityArray[21] = new Array("海南省","海口|三亞");
cityArray[22] = new Array("四川省","成都|綿陽|德陽|自貢|攀枝花|廣元|內江|樂山|南充|宜賓|廣安|達川|雅安|眉山|甘孜|涼山|瀘州");
cityArray[23] = new Array("貴州省","貴陽|六盤水|遵義|安順|銅仁|黔西南|畢節|黔東南|黔南");
cityArray[24] = new Array("雲南省","昆明|大理|曲靖|玉溪|昭通|楚雄|紅河|文山|思茅|西雙版納|保山|德宏|麗江|怒江|迪慶|臨滄");
cityArray[25] = new Array("西藏自治區","拉薩|日喀則|山南|林芝|昌都|阿里|那曲");
cityArray[26] = new Array("陝西省","西安|寶雞|咸陽|銅川|渭南|延安|榆林|漢中|安康|商洛");
cityArray[27] = new Array("甘肅省","蘭州|嘉峪關|金昌|白銀|天水|酒泉|張掖|武威|定西|隴南|平涼|慶陽|臨夏|甘南");
cityArray[28] = new Array("寧夏回族自治區","銀川|石嘴山|吳忠|固原");
cityArray[29] = new Array("青海省","西寧|海東|海南|海北|黃南|玉樹|果洛|海西");
cityArray[30] = new Array("新疆維吾爾族自治區","烏魯木齊|石河子|克拉瑪依|伊犁|巴音郭勒|昌吉|克孜勒蘇柯爾克孜|博爾塔拉|吐魯番|哈密|喀什|和田|阿克蘇");
cityArray[31] = new Array("香港特別行政區","香港特別行政區");
cityArray[32] = new Array("澳門特別行政區","澳門特別行政區");
cityArray[33] = new Array("臺灣省","臺北|高雄|臺中|臺南|屏東|南投|雲林|新竹|彰化|苗栗|嘉義|花蓮|桃園|宜蘭|基隆|臺東|金門|馬祖|澎湖");
cityArray[34] = new Array("其它","北美洲|南美洲|亞洲|非洲|歐洲|大洋洲");
function initProvince()
{
document.all.selProvince.length = 0 ;
for(i=0; i<provinceArray.length; i++)
{
document.all.selProvince.options[i] = new Option(provinceArray[i],provinceArray[i]);
}
getCity(document.all.selProvince.options[0].value)
}
function getCity(currProvince)
{
//當前所選擇的省
var currProvincecurrProvince = currProvince;
var i,j,k;
//清空城市下拉選單
document.all.selCity.length = 0 ;
for (i = 0 ;i <cityArray.length;i++)
{
//得到當前省在城市數組中的位置
if(cityArray[i][0]==currProvince)
{
//得到當前省所轄制的地市
tmpcityArray = cityArray[i][1].split("|")
for(j=0;j<tmpcityArray.length;j++)
{
//填充城市下拉選單
document.all.selCity.options[document.all.selCity.length] = new Option(tmpcityArray[j],tmpcityArray[j]);
}
}
}
}
</script>
<style>
.userData {behavior:url(#default#userdata);}
</style>
</HEAD>
<BODY onload="initProvince()">
選擇省市:
<select name="province" id="selProvince" onChange = "getCity(this.options[this.selectedIndex].value)" class="userData">
</select>
<select name="city" id="selCity" >
</select>
<script>
var obj=document.all.selProvince;
obj.attachEvent('onchange',saveSelectedIndex)
function saveSelectedIndex(){
obj.setAttribute("sSelectValue",obj.selectedIndex);
obj.save("oSltIndex");
}
window.attachEvent('onload',loadSelectedIndex)
function loadSelectedIndex(){
obj.load("oSltIndex");
objobj.selectedIndex=obj.getAttribute("sSelectValue");
getCity(obj.value);
}
</script>
</BODY>
</HTML>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> 省市二級聯動下拉列表,在按鈕提交後保存下拉列表中值不變 </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">

<script language="javascript" type="text/javascript">
provinceArray = new Array("北京市","上海市","天津市","重慶市","河北省","山西省","內蒙古自治區","遼寧省","吉林省","黑龍江省","江蘇省","浙江省","安徽省","福建省","江西省","山東省","河南省","湖北省","湖南省","廣東省","廣西壯族自治區","海南省","四川省","貴州省","雲南省","西藏自治區","陝西省","甘肅省","寧夏回族自治區","青海省","新疆維吾爾族自治區","香港特別行政區","澳門特別行政區","臺灣省","其它");

//定義 城市 數據數組
cityArray = new Array(); 
cityArray[0] = new Array("北京市","東城|西城|崇文|宣武|朝陽|豐臺|石景山|海淀|門頭溝|房山|通州|順義|昌平|大興|平谷|懷柔|密雲|延慶"); 
cityArray[1] = new Array("上海市","黃浦|盧灣|徐匯|長寧|靜安|普陀|閘北|虹口|楊浦|閔行|寶山|嘉定|浦東|金山|松江|青浦|南匯|奉賢|崇明"); 
cityArray[2] = new Array("天津市","和平|東麗|河東|西青|河西|津南|南開|北辰|河北|武清|紅撟|塘沽|漢沽|大港|寧河|靜海|寶坻|薊縣"); 
cityArray[3] = new Array("重慶市","萬州|涪陵|渝中|大渡口|江北|沙坪壩|九龍坡|南岸|北碚|萬盛|雙撟|渝北|巴南|黔江|長壽|綦江|潼南|銅梁 |大足|榮昌|壁山|梁平|城口|豐都|墊江|武隆|忠縣|開縣|雲陽|奉節|巫山|巫溪|石柱|秀山|酉陽|彭水|江津|合川|永川|南川"); 
cityArray[4] = new Array("河北省","石家莊|邯鄲|邢臺|保定|張家口|承德|廊坊|唐山|秦皇島|滄州|衡水"); 
cityArray[5] = new Array("山西省","太原|大同|陽泉|長治|晉城|朔州|呂梁|忻州|晉中|臨汾|運城"); 
cityArray[6] = new Array("內蒙古自治區","呼和浩特|包頭|烏海|赤峯|呼倫貝爾盟|阿拉善盟|哲裏木盟|興安盟|烏蘭察布盟|錫林郭勒盟|巴彥淖爾盟|伊克昭盟"); 
cityArray[7] = new Array("遼寧省","瀋陽|大連|鞍山|撫順|本溪|丹東|錦州|營口|阜新|遼陽|盤錦|鐵嶺|朝陽|葫蘆島"); 
cityArray[8] = new Array("吉林省","長春|吉林|四平|遼源|通化|白山|松原|白城|延邊"); 
cityArray[9] = new Array("黑龍江省","哈爾濱|齊齊哈爾|牡丹江|佳木斯|大慶|綏化|鶴崗|雞西|黑河|雙鴨山|伊春|七臺河|大興安嶺"); 
cityArray[10] = new Array("江蘇省","南京|鎮江|蘇州|南通|揚州|鹽城|徐州|連雲港|常州|無錫|宿遷|泰州|淮安"); 
cityArray[11] = new Array("浙江省","杭州|寧波|溫州|嘉興|湖州|紹興|金華|衢州|舟山|台州|麗水"); 
cityArray[12] = new Array("安徽省","合肥|蕪湖|蚌埠|馬鞍山|淮北|銅陵|安慶|黃山|滁州|宿州|池州|淮南|巢湖|阜陽|六安|宣城|亳州"); 
cityArray[13] = new Array("福建省","福州|廈門|莆田|三明|泉州|漳州|南平|龍巖|寧德"); 
cityArray[14] = new Array("江西省","南昌市|景德鎮|九江|鷹潭|萍鄉|新餘|贛州|吉安|宜春|撫州|上饒"); 
cityArray[15] = new Array("山東省","濟南|青島|淄博|棗莊|東營|煙臺|濰坊|濟寧|泰安|威海|日照|萊蕪|臨沂|德州|聊城|濱州|菏澤"); 
cityArray[16] = new Array("河南省","鄭州|開封|洛陽|平頂山|安陽|鶴壁|新鄉|焦作|濮陽|許昌|漯河|三門峽|南陽|商丘|信陽|周口|駐馬店|濟源"); 
cityArray[17] = new Array("湖北省","武漢|宜昌|荊州|襄樊|黃石|荊門|黃岡|十堰|恩施|潛江|天門|仙桃|隨州|咸寧|孝感|鄂州");
cityArray[18] = new Array("湖南省","長沙|常德|株洲|湘潭|衡陽|岳陽|邵陽|益陽|婁底|懷化|郴州|永州|湘西|張家界"); 
cityArray[19] = new Array("廣東省","廣州|深圳|珠海|汕頭|東莞|中山|佛山|韶關|江門|湛江|茂名|肇慶|惠州|梅州|汕尾|河源|陽江|清遠|潮州|揭陽|雲浮"); 
cityArray[20] = new Array("廣西壯族自治區","南寧|柳州|桂林|梧州|北海|防城港|欽州|貴港|玉林|南寧地區|柳州地區|賀州|百色|河池"); 
cityArray[21] = new Array("海南省","海口|三亞"); 
cityArray[22] = new Array("四川省","成都|綿陽|德陽|自貢|攀枝花|廣元|內江|樂山|南充|宜賓|廣安|達川|雅安|眉山|甘孜|涼山|瀘州"); 
cityArray[23] = new Array("貴州省","貴陽|六盤水|遵義|安順|銅仁|黔西南|畢節|黔東南|黔南"); 
cityArray[24] = new Array("雲南省","昆明|大理|曲靖|玉溪|昭通|楚雄|紅河|文山|思茅|西雙版納|保山|德宏|麗江|怒江|迪慶|臨滄");
cityArray[25] = new Array("西藏自治區","拉薩|日喀則|山南|林芝|昌都|阿里|那曲"); 
cityArray[26] = new Array("陝西省","西安|寶雞|咸陽|銅川|渭南|延安|榆林|漢中|安康|商洛"); 
cityArray[27] = new Array("甘肅省","蘭州|嘉峪關|金昌|白銀|天水|酒泉|張掖|武威|定西|隴南|平涼|慶陽|臨夏|甘南"); 
cityArray[28] = new Array("寧夏回族自治區","銀川|石嘴山|吳忠|固原"); 
cityArray[29] = new Array("青海省","西寧|海東|海南|海北|黃南|玉樹|果洛|海西"); 
cityArray[30] = new Array("新疆維吾爾族自治區","烏魯木齊|石河子|克拉瑪依|伊犁|巴音郭勒|昌吉|克孜勒蘇柯爾克孜|博爾塔拉|吐魯番|哈密|喀什|和田|阿克蘇"); 
cityArray[31] = new Array("香港特別行政區","香港特別行政區"); 
cityArray[32] = new Array("澳門特別行政區","澳門特別行政區"); 
cityArray[33] = new Array("臺灣省","臺北|高雄|臺中|臺南|屏東|南投|雲林|新竹|彰化|苗栗|嘉義|花蓮|桃園|宜蘭|基隆|臺東|金門|馬祖|澎湖"); 
cityArray[34] = new Array("其它","北美洲|南美洲|亞洲|非洲|歐洲|大洋洲");

function initProvince()
{
	document.all.selProvince.length = 0 ; 
	for(i=0; i<provinceArray.length; i++)
	{
	   document.all.selProvince.options[i] = new Option(provinceArray[i],provinceArray[i]);

		
	}
	 getCity(document.all.selProvince.options[0].value)
}

function getCity(currProvince)
{
    //當前 所選擇 的 省
    var currProvince = currProvince;
    var i,j,k;
    //清空 城市 下拉選單
    document.all.selCity.length = 0 ; 
    for (i = 0 ;i <cityArray.length;i++)
      {   
          //得到 當前省 在 城市數組中的位置
          if(cityArray[i][0]==currProvince)
            {   
                //得到 當前省 所轄制的 地市
                tmpcityArray = cityArray[i][1].split("|")
                  for(j=0;j<tmpcityArray.length;j++)
                  {
                    //填充 城市 下拉選單
                    document.all.selCity.options[document.all.selCity.length] = new Option(tmpcityArray[j],tmpcityArray[j]); 
                  }
            } 
      } 
}
</script>
<style>
.userData {behavior:url(#default#userdata);}
</style>
</HEAD>

<BODY οnlοad="initProvince()">
選擇省市:
		<select name="province" id="selProvince" onChange = "getCity(this.options[this.selectedIndex].value)" class="userData">
    	</select>
    	<select name="city" id="selCity" >
    	</select>

<script>
var obj=document.all.selProvince;
obj.attachEvent('onchange',saveSelectedIndex)
function saveSelectedIndex(){
obj.setAttribute("sSelectValue",obj.selectedIndex);
obj.save("oSltIndex");
}
window.attachEvent('onload',loadSelectedIndex)
function loadSelectedIndex(){
obj.load("oSltIndex");
obj.selectedIndex=obj.getAttribute("sSelectValue");
getCity(obj.value);
}

</script>

</BODY>
</HTML>

文本框標記的應用

Html代碼

<HTML>
<HEAD>
<STYLE>
.userData {behavior:url(#default#userdata);}
</STYLE>
<SCRIPT>
function fnSaveInput(){
var oPersist=oPersistForm.oPersistInput;
oPersist.setAttribute("sPersist",oPersist.value); //將oPersist.value存儲爲sPersist屬性
oPersist.save("oXMLBranch"); //存儲在名爲oXMLBranch的UserData存儲區
}
function fnLoadInput(){
var oPersist=oPersistForm.oPersistInput;
oPersist.load("oXMLBranch"); //載入在名爲oXMLBranch的UserData存儲區
oPersistoPersist.value=oPersist.getAttribute("sPersist"); //將sPersist屬性賦值給oPersist.value
}
</SCRIPT>
</HEAD>
<BODY>
<FORM ID="oPersistForm">
<INPUT CLASS="userData" TYPE="text" ID="oPersistInput">
<INPUT TYPE="button" VALUE="Load" onclick="fnLoadInput()">
<INPUT TYPE="button" VALUE="Save" onclick="fnSaveInput()">
</FORM>
</BODY>
</HTML>

<HTML>
<HEAD>
<STYLE>
   .userData {behavior:url(#default#userdata);}
</STYLE>
<SCRIPT>
function fnSaveInput(){
   var oPersist=oPersistForm.oPersistInput;
   oPersist.setAttribute("sPersist",oPersist.value); //將oPersist.value存儲爲sPersist屬性
   oPersist.save("oXMLBranch");  //存儲在名爲oXMLBranch的UserData存儲區
}
function fnLoadInput(){
   var oPersist=oPersistForm.oPersistInput;
   oPersist.load("oXMLBranch");  //載入在名爲oXMLBranch的UserData存儲區
   oPersist.value=oPersist.getAttribute("sPersist"); //將sPersist屬性賦值給oPersist.value
}
</SCRIPT>
</HEAD>
<BODY>
<FORM ID="oPersistForm">
<INPUT CLASS="userData" TYPE="text" ID="oPersistInput">
<INPUT TYPE="button" VALUE="Load" οnclick="fnLoadInput()">
<INPUT TYPE="button" VALUE="Save" οnclick="fnSaveInput()">
</FORM>
</BODY>
</HTML>

Checkbox標記的應用

Html代碼

<style>
.userData {behavior:url(#default#userdata);}
</style>
<input type=checkbox id=chkbox1 class=userData>
<script>
var obj=document.all.chkbox1;
obj.attachEvent('onclick',saveChecked)
function saveChecked(){
obj.setAttribute("bCheckedValue",obj.checked);
obj.save("oChkValue");
}
window.attachEvent('onload',loadChecked)
function loadChecked(){
obj.load("oChkValue");
var chk=(obj.getAttribute("bCheckedValue")=="true")?true:false;
obj.checked=chk;
}
</script>

JavaScript html js頁面刷新之後下拉菜單選中值不變,在按鈕提交後保存下拉列表中值不變

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