数据输入问题~！各位看看

Question

用三个(select)下拉选择框来做年月日，省心省力。

Answer 1

up
可以，或者直接调用控件，有javascript做的，有的直接调用ms的时间控件

Answer 2

<form name=frmSearch>
      <table width="98%" border="0" cellspacing="0" cellpadding="0" align="center">
        <tr>
          <td> 
            <input type="checkbox" id=OOO name="dateOptions" value="1"  onclick="popUp(document.all.searchDate)">
            日期<br>

<script>
function popUp(themenu) { 
newX = window.event.x + document.body.scrollLeft 
newY = window.event.y + document.body.scrollTop 
menu = themenu;
 if ( menu.style.display == ""){ 
  menu.style.display = "none" } 
 else { 
   menu.style.display = ""} 

  menu.style.pixelLeft = newX - 50 
  menu.style.pixelTop = newY - 50 
}

 
    function adjustDateScope(selectedE){
if(selectedE.value == 1){
    document.frmSearch.scope.disabled=true;
    document.frmSearch.beforeDay.disabled=true;
    document.frmSearch.beforeMonth.disabled=true;     document.frmSearch.FirstSelectDay.disabled=true;
    document.frmSearch.FirstSelectMonth.disabled=true;
    document.frmSearch.FirstSelectYear.disabled=true;
    document.frmSearch.SecondSelectDay.disabled=true;
    document.frmSearch.SecondSelectMonth.disabled=true;
    document.frmSearch.SecondSelectYear.disabled=true;
}else if(selectedE.value==0){
    document.frmSearch.scope.disabled=false;
    document.frmSearch.beforeDay.disabled=false;
    document.frmSearch.beforeMonth.disabled=false;     document.frmSearch.FirstSelectDay.disabled=false;
    document.frmSearch.FirstSelectMonth.disabled=false;
    document.frmSearch.FirstSelectYear.disabled=false;
    document.frmSearch.SecondSelectDay.disabled=false;
    document.frmSearch.SecondSelectMonth.disabled=false;
    document.frmSearch.SecondSelectYear.disabled=false;
    adjustDateScope2();
                } 
    }
    function adjustDateScope2(){
    if(document.frmSearch.scope[0].checked==true) asdf=1;
    if(document.frmSearch.scope[1].checked==true) asdf=2;
    if(document.frmSearch.scope[2].checked==true) asdf=3;
    Vscope=asdf;
if(Vscope==1){
document.frmSearch.beforeMonth.disabled=false;
document.frmSearch.beforeDay.disabled=true;
document.frmSearch.FirstSelectDay.disabled=true;
document.frmSearch.FirstSelectMonth.disabled=true;
document.frmSearch.FirstSelectYear.disabled=true;
document.frmSearch.SecondSelectDay.disabled=true;
document.frmSearch.SecondSelectMonth.disabled=true;
document.frmSearch.SecondSelectYear.disabled=true;
}else if(Vscope==2){
document.frmSearch.beforeDay.disabled=false;
document.frmSearch.beforeMonth.disabled=true;
document.frmSearch.FirstSelectDay.disabled=true;
document.frmSearch.FirstSelectMonth.disabled=true;
document.frmSearch.FirstSelectYear.disabled=true;
document.frmSearch.SecondSelectDay.disabled=true;
document.frmSearch.SecondSelectMonth.disabled=true;
document.frmSearch.SecondSelectYear.disabled=true;
  }else if(Vscope==3){
        document.frmSearch.FirstSelectDay.disabled=false;
     document.frmSearch.FirstSelectMonth.disabled=false;
     document.frmSearch.FirstSelectYear.disabled=false;
     document.frmSearch.SecondSelectDay.disabled=false;
     document.frmSearch.SecondSelectMonth.disabled=false;
     document.frmSearch.SecondSelectYear.disabled=false; document.frmSearch.beforeMonth.disabled=true;
document.frmSearch.beforeDay.disabled=true;
}
    }
</script>
            <table width="98%" id=searchDate class=box style="display:none" border="0"  cellspacing="2" cellpadding="2" align="center">
              <tr>
                <td> 
                  <select name="whichplace" onchange="adjustDateScope(document.frmSearch.whichplace)" readonly disabled>
                    <option value="1">创建的实体</option>
                    <option value="1">最近打开过的实体</option>
                  </select>
                  <br>
                  <input type="radio" name="scope" value="1" onclick="adjustDateScope2()" checked>
                  前 
                  <select name="beforeMonth" size="1" Xmultiple>
                    <option value="1">1</option>
                    <option value="2">2</option>
                    <option value="3">3</option>
                    <option value="4">4</option>
                    <option value="5">5</option>
                    <option value="6">6</option>
                    <option value="7">7</option>
                    <option value="8">8</option>
                    <option value="9">9</option>
                    <option value="10">10</option>
                    <option value="11">11</option>
                    <option value="12">12</option>
                    <option value="13">13</option>
                    <option value="14">14</option>
                    <option value="15">15</option>
                    <option value="16">16</option>
                    <option value="17">17</option>
                    <option value="18">18</option>
                    <option value="19">19</option>
                  </select>
                  个月 <br>
                  <input type="radio" name="scope" value="2" onclick="adjustDateScope2()">
                  前 
                  <select name="beforeDay" size="1" Xmultiple>
                    <option value="1">1</option>
                    <option value="2">2</option>
                    <option value="3">3</option>
                    <option value="4">4</option>
                    <option value="5">5</option>
                    <option value="6">6</option>
                    <option value="7">7</option>
                    <option value="8">8</option>
                    <option value="9">9</option>
                    <option value="10">10</option>
                    <option value="11">11</option>
                    <option value="12">12</option>
                    <option value="13">13</option>
                    <option value="14">14</option>
                    <option value="15">15</option>
                    <option value="16">16</option>
                    <option value="17">17</option>
                    <option value="18">18</option>
                    <option value="19">19</option>
                  </select>
                  天<br>
                  <input type="radio" name="scope" value="3" onclick="adjustDateScope2()">
                  介于 
<br>&nbsp;&nbsp;&nbsp;<script language="JavaScript" src=calendar.js></script><SELECT name="FirstSelectDay">
</SELECT>
<SELECT name="FirstSelectMonth" onchange="ChangeOptionDays('FirstSelect')">
<OPTION value=1>Jan
<OPTION value=2>Feb
<OPTION value=3>Mar
<OPTION value=4>Apr
<OPTION value=5>May
<OPTION value=6>Jun
<OPTION value=7>Jul
<OPTION value=8>Aug
<OPTION value=9>Sep
<OPTION value=10>Oct
<OPTION value=11>Nov
<OPTION value=12>Dec
</SELECT>
<SELECT name="FirstSelectYear" onchange="ChangeOptionDays('FirstSelect')">
<SCRIPT language="JavaScript">
document.write(WriteYearOptions(5));
</SCRIPT>
</SELECT>                   <br>
                  &nbsp;和 
<SELECT name="SecondSelectDay">
</SELECT>
<SELECT name="SecondSelectMonth" onchange="ChangeOptionDays('SecondSelect')">
<OPTION value=1>Jan
<OPTION value=2>Feb
<OPTION value=3>Mar
<OPTION value=4>Apr
<OPTION value=5>May
<OPTION value=6>Jun
<OPTION value=7>Jul
<OPTION value=8>Aug
<OPTION value=9>Sep
<OPTION value=10>Oct
<OPTION value=11>Nov
<OPTION value=12>Dec
</SELECT>
<SELECT name="SecondSelectYear" onchange="ChangeOptionDays('SecondSelect')">
<SCRIPT language="JavaScript">
document.write(WriteYearOptions(5));
SetToToday('FirstSelect');SetToToday('SecondSelect');
</SCRIPT>
</SELECT>
                  
<br>
                </td>
              </tr>
            </table>
</form>
           

Answer 3

calendar.js<script>Now = new Date();
NowDay = Now.getDate();
NowMonth = Now.getMonth();
NowYear = Now.getYear();
if (NowYear < 2000) NowYear += 1900; //for Netscape//function for returning how many days there are in a month including leap years
function DaysInMonth(WhichMonth, WhichYear)
{
  var DaysInMonth = 31;
  if (WhichMonth == "Apr" || WhichMonth == "Jun" || WhichMonth == "Sep" || WhichMonth == "Nov") DaysInMonth = 30;
  if (WhichMonth == "Feb" && (WhichYear/4) != Math.floor(WhichYear/4)) DaysInMonth = 28;
  if (WhichMonth == "Feb" && (WhichYear/4) == Math.floor(WhichYear/4)) DaysInMonth = 29;
  return DaysInMonth;
}//function to change the available days in a months
function ChangeOptionDays(Which)
{
  DaysObject = eval("document.frmSearch." + Which + "Day");
  MonthObject = eval("document.frmSearch." + Which + "Month");
  YearObject = eval("document.frmSearch." + Which + "Year");  Month = MonthObject[MonthObject.selectedIndex].text;
  Year = YearObject[YearObject.selectedIndex].text;  DaysForThisSelection = DaysInMonth(Month, Year);
  CurrentDaysInSelection = DaysObject.length;
  if (CurrentDaysInSelection > DaysForThisSelection)
  {
    for (i=0; i<(CurrentDaysInSelection-DaysForThisSelection); i++)
    {
      DaysObject.options[DaysObject.options.length - 1] = null
    }
  }
  if (DaysForThisSelection > CurrentDaysInSelection)
  {
    for (i=0; i<(DaysForThisSelection-CurrentDaysInSelection); i++)
    {
      NewOption = new Option(DaysObject.options.length + 1);
      DaysObject.add(NewOption);
    }
  }
    if (DaysObject.selectedIndex < 0) DaysObject.selectedIndex == 0;
}//function to set options to today
function SetToToday(Which)
{
  DaysObject = eval("document.frmSearch." + Which + "Day");
  MonthObject = eval("document.frmSearch." + Which + "Month");
  YearObject = eval("document.frmSearch." + Which + "Year");  YearObject[0].selected = true;
  MonthObject[NowMonth].selected = true;  ChangeOptionDays(Which);  DaysObject[NowDay-1].selected = true;
}//function to write option years plus x
function WriteYearOptions(YearsAhead)
{
  line = "";
  for (i=0; i<YearsAhead; i++)
  {
    line += "<OPTION>";
    line += NowYear - i;
  }
  return line;
}
//  End -->
</script>