jsp中制作下拉时间

请问怎么在jsp中制作年月日下拉时间.然后把它用一个变量保存... 请问怎么在jsp中制作年月日下拉时间.然后把它用一个变量保存展开

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tonylinzhen
推荐于2021-01-06 · TA获得超过1368个赞

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加个时间不一定要通过下拉列表来做因为你还需要把年月日组合到一个变量中
直接用控件做到文本框中是个方便的方法然后通过document.getElementById("文本框id名").value获取变量值即可
下面是一个做好的例子可以拿去参考参考

<!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="">
<script>
var myC_x,myC_y;
var myC_timeset=null,myC_timeset1=null;
var divObj=null;
var inputName;
function myCalendar() //构建对象
{
var myDate = new Date();
this.year = myDate.getFullYear();
this.month = myDate.getMonth()+1;
this.date = myDate.getDate();
this.format="yyyy-mm-dd";
this.style = myStyle(1);
this.show = createCalendar;
this.input = createInput;
}
function myStyle(num) //设置样式
{
if(!num||isNaN(num)){alert('参数不对,采用默认样式！');num=1;}
var style = new Array();
style[1]=".week{background-color:#DfDfff;font-size:12px;width:140px;}"
+".ds{width:140px;font-size:12px;cursor:hand}"
+".mover{border:1px solid black;background-color:#f4f4f4;}"
+".move1{border:1px solid #5d5d5d;background-color:#f4f4f4;color:#909eff;font-size:12px}"
+".tit{background-color:#909EFF;width:140px;font-size:12px;color:white;cursor:default}"
+".cs{position:absolute;border:1px solid #909eff;width:142px;left:0px;top:0px;z-index:9999;}"
+".shadow{position:absolute;left:0px;top:0px;font-family: Arial Black;font-size:50px;color:#d4d4d4;z-index:1;text-align:center;}";
document.write("<style type='text/css'>");
document.write(style[num]);
document.write("</style>");
}
function createCalendar()
{
var week = new Array('日','一','二','三','四','五','六');
document.write("<div class='cs' onselectstart='return false' oncontextmenu='return false' onmousedown='if(event.button==2)this.style.display=\"none\"' id='myC_div'><div class='shadow'></div><div style='position:absolute;left:0px;top:0px;z-index:1'>");
//创建头部
document.write("<table class='tit' id='myC_Top' onmousedown='myC_x=event.x-parentNode.parentNode.style.pixelLeft;myC_y=event.y-parentNode.parentNode.style.pixelTop;setCapture()' onmouseup='releaseCapture();' onmousemove='myCMove(this.parentElement.parentElement);'><tr><td width=10 onmouseover='this.style.color=\"black\"' onmouseout='this.style.color=\"\"' onclick='cutYear()' style='font-family: Webdings;cursor:hand;' title='减少年份'>7</td><td title='减少月份' onmouseover='this.style.color=\"black\"' onclick='cutMonth()' onmouseout='this.style.color=\"\"' width=10 style='font-family: Webdings;cursor:hand;'>3</td><td align=center onmouseover=this.className='move1'; onmouseout=this.className='';divHidden(myC.parentElement.nextSibling); onclick='createyear("+this.year+",this);divShow(myC.parentElement.nextSibling);'></td><td align=center onclick='createmonth("+this.month+",this);divShow(myC.parentElement.nextSibling)' onmouseover=this.className='move1'; onmouseout=this.className='';divHidden(myC.parentElement.nextSibling);></td><td width=10 onmouseover='this.style.color=\"black\"' onmouseout='this.style.color=\"\"' onclick='addMonth()' style='font-family: Webdings;cursor:hand;' title='增加月份'>4</td><td width=10 style='font-family: Webdings;cursor:hand;' onmouseover='this.style.color=\"black\"' onmouseout='this.style.color=\"\"' onclick='addYear()' title='增加年份'>8</td></tr></table>");
//创建星期条目
document.write("<table class='week'><tr>");
for(i=0;i<7;i++)
document.write("<td align=center>"+week[i]+"</td>");
document.write("</tr></table>");
//创建日期条目
document.write("<table class='ds' id='myC' cellspacing=2 cellpadding=0>");
for(i=0;i<6;i++)
{
document.write("<tr>");
for(j=0;j<7;j++)
document.write("<td width=10% height=16 align=center onmouseover='mOver(this)' onmouseout='mOut(this)' onclick='if(this.innerText!=\"\")getValue(inputName,this.innerText);myC_div.style.display=\"none\"'></td>");
document.write("</tr>");
}
document.write("</table>");
//建建水印
document.write("</div>");
//创建选择图层
document.write("<div style='position:absolute;left:0px;top:0px;z-index:3' onmouseover=divShow(this) onmouseout=divHidden(this)></div>");
document.write("</div>");
//显示日期
showDate(this.year,this.month);
myC_div.style.display='none';
}
function getValue(obj,value)
{
var tonylinzhen=document.getElementById(obj);
tonylinzhen.value=parseInt(myC_Top.cells[2].innerText)+"-"+parseInt(myC_Top.cells[3].innerText)+"-"+value;
}
function showDate(year,month)
{
var myDate = new Date(year,month-1,1);
var today = new Date();
var day = myDate.getDay();
var length = new Array(31,30,31,30,31,30,31,31,30,31,30,31);
length[1] = ((year%4==0)&&(year%100!=0)||(year%400==0))?29:28;
for(i=0;i<myC.cells.length;i++)myC.cells[i].innerHTML = "";
for(i=0;i<length[month-1];i++)
{
myC.cells[i+day].innerHTML = (i+1);
if(new Date(year,month-1,i+1).getDay()==6||new Date(year,month-1,i+1).getDay()==0){myC.cells[i+day].style.color='red';}
}
myC_Top.cells[2].innerText=year+"年";
myC_Top.cells[3].innerText=month+"月";
with(myC.parentNode.previousSibling.style)
{
pixelLeft=myC.offsetLeft;
pixelTop=myC.offsetTop;
height = myC.clientHeight;
width = myC.clientWidth;
}
myC.parentElement.parentElement.style.height=myC.parentElement.offsetHeight;
myC.parentElement.previousSibling.innerHTML=year;
}
//一些附加函数--------------------
//---------Begin-------------------
function mOver(obj){obj.className = 'mover';}
function mOut(obj){if(obj.className=='mover')obj.className = '';}
function addYear(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText); year++;showDate(year,month);}
function addMonth(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText);month++;if(month>12){month=1;year++;}showDate(year,month);}
function cutYear(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText);year--;showDate(year,month);}
function cutMonth(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText);month--;if(month<1){month=12;year--;}showDate(year,month);}
function divS(obj)
{
if(obj!=divObj)
{
obj.style.backgroundColor="#909eff";
obj.style.color='black';
}
if(divObj!=null)
{
divObj.style.backgroundColor='';
divObj.style.color='';
}
divObj = obj;
}
function divShow(obj)
{ if (myC_timeset!=null) clearTimeout(myC_timeset);
obj.style.display='block';
}
function divHidden(obj){myC_timeset=window.setTimeout(function(){obj.style.display='none'},500);}
function createyear(year,obj)//创建年份选择
{
var ystr;
var oDiv;
ystr="<table class='move1' cellspacing=0 cellpadding=2 width="+obj.offsetWidth+">";
ystr+="<tr><td style='cursor:hand' onclick='createyear("+(year-20)+",myC_Top.cells[2])' align=center>上翻</td></tr>";
for(i=year-10;i<year+10;i++)
if(year==i)
ystr+="<tr style='background-color:#909eff'><td style='color:black;height:16px;cursor:hand' align=center onclick='myC_Top.cells[2].innerText=this.innerText;showDate("+i+",parseInt(myC_Top.cells[3].innerText));myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"年</td></tr>";
else
ystr+="<tr><td align=center style='cursor:hand' onmouseover=divS(this) onclick='myC_Top.cells[2].innerText=this.innerText;showDate("+i+",parseInt(myC_Top.cells[3].innerText));myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"年</td></tr>";
ystr+="<tr><td style='cursor:hand' onclick='createyear("+(year+20)+",myC_Top.cells[2])' align=center>下翻</td></tr>";
ystr+="</table>";
oDiv = myC.parentElement.nextSibling;
oDiv.innerHTML='';
oDiv.innerHTML = ystr;
showDiv(oDiv,obj.offsetTop+obj.offsetHeight,obj.offsetLeft);
}
function createmonth(month,obj)//创建月份选择
{
var mstr;
var oDiv;
mstr="<table class='move1' cellspacing=0 cellpadding=2 width="+(obj.offsetWidth+5)+">";
for(i=1;i<13;i++)
if (month==i)
mstr+="<tr style='background-color:#909eff'><td style='color:black;height:16px;cursor:hand' align=center onclick='myC_Top.cells[3].innerText=this.innerText;showDate(parseInt(myC_Top.cells[2].innerText),"+i+");myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"月</td></tr>";
else
mstr+="<tr><td align=center style='cursor:hand' onmouseover='divS(this)' onclick='myC_Top.cells[3].innerText=this.innerText;showDate(parseInt(myC_Top.cells[2].innerText),"+i+");myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"月</td></tr>";
mstr+="</table>";
oDiv = myC.parentElement.nextSibling;
oDiv.innerHTML='';
oDiv.innerHTML = mstr;
showDiv(oDiv,obj.offsetTop+obj.offsetHeight,obj.offsetLeft);
}
function showDiv(obj,top,left)
{
obj.style.pixelTop=top;
obj.style.pixelLeft=left;
}
function myCMove(obj)
{
if(event.button==1)
{
var X = obj.clientLeft;
var Y = obj.clientTop;
obj.style.pixelLeft= X+(event.x-myC_x);
obj.style.pixelTop= Y+(event.y-myC_y);
window.status=myC_y;
}
}
function showDiv2(obj)
{
inputName=obj.id;
var e=obj;
var ot = obj.offsetTop;
var ol=obj.offsetLeft;
while(obj=obj.parentElement){ot+=obj.offsetTop;ol+=obj.offsetLeft;}
myC_div.style.pixelTop=ot+e.offsetHeight;
myC_div.style.pixelLeft=ol;
myC_div.style.display="block";
}
function createInput(name)
{myC_div.style.display='none';
document.write("<input type='text' id='"+name+"' size=20 onfocus='showDiv2(this)'>");
}
// --------------End ---------------------
</script>
<script>
var myCalendar=new myCalendar;
myCalendar.year=2010;
myCalendar.show();
myCalendar.input("txt1");
</script>
</HEAD>

<BODY>
<form>
<input type="text" id="test" onfocus="showDiv2(this)" readonly=true>
</form>

</BODY>
</HTML>

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trader_ly
2010-05-06 · TA获得超过179个赞

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有JS编写的日历控件，你跟文本框绑定就可以了，绑定text框之后直接获取name的值就可以了。JS日历控件很多的，自己搜搜吧，我就不贴了。

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chunlizh
2010-05-06 · 超过27用户采纳过TA的回答

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这太简单了

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jsp中制作下拉时间

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