本文实例讲述了js实现精确到秒的日期选择器。分享给大家供大家参考，具体如下：
<script>// 主调用函数是 setday(this,[object])和setday(this)，[object]是控件输出的控件名，举两个例子：// 一、<input name=txt><input type=button value=setday onclick="setday(this,document.all.txt)">// 二、<input onfocus="setday(this)">var bMoveable=true;var strFrame;document.writeln('<iframe id=endDateLayer frameborder=0 width=162 height=211 style="position: absolute; z-index: 9998; display: none"></iframe>');strFrame='<style>';strFrame+='INPUT.button{BORDER-RIGHT: #63A3E9 1px solid;BORDER-TOP: #63A3E9 1px solid;BORDER-LEFT: #63A3E9 1px solid;';strFrame+='BORDER-BOTTOM: #63A3E9 1px solid;BACKGROUND-COLOR: #63A3E9;font-family:宋体;}';strFrame+='TD{FONT-SIZE: 9pt;font-family:宋体;}';strFrame+='</style>';strFrame+='<scr' + 'ipt>';strFrame+='var datelayerx,datelayery;';strFrame+='var bDrag;';strFrame+='function document.onmousemove()';strFrame+='{if(bDrag && window.event.button==1)';strFrame+=' {var DateLayer=parent.document.all.endDateLayer.style;';strFrame+=' DateLayer.posLeft += window.event.clientX-datelayerx;';strFrame+=' DateLayer.posTop += window.event.clientY-datelayery;}}';strFrame+='function DragStart()';strFrame+='{var DateLayer=parent.document.all.endDateLayer.style;';strFrame+=' datelayerx=window.event.clientX;';strFrame+=' datelayery=window.event.clientY;';strFrame+=' bDrag=true;}';strFrame+='function DragEnd(){';strFrame+=' bDrag=false;}';strFrame+='</scr' + 'ipt>';strFrame+='<div style="z-index:9999;position: absolute; left:0; top:0;" onselectstart="return false">';strFrame+='<span id=tmpSelectYearLayer style="z-index: 9999;position: absolute;top: 3; left: 19;display: none"></span>';strFrame+='<span id=tmpSelectMonthLayer style="z-index: 9999;position: absolute;top: 3; left: 78;display: none"></span>';strFrame+='<span id=tmpSelectHourLayer style="z-index: 9999;position: absolute;top: 188; left: 35px;display: none"></span>';strFrame+='<span id=tmpSelectMinuteLayer style="z-index:9999;position:absolute;top: 188; left: 77px;display: none"></span>';strFrame+='<span id=tmpSelectSecondLayer style="z-index:9999;position:absolute;top: 188; left: 119px;display: none"></span>';strFrame+='<table border=1 cellspacing=0 cellpadding=0 width=142 height=160 bordercolor=#63A3E9 bgcolor=#63A3E9 >';strFrame+=' <tr><td width=142 height=23 bgcolor=#FFFFFF>';strFrame+=' <table border=0 cellspacing=1 cellpadding=0 width=158 height=23>';strFrame+=' <tr align=center >';strFrame+=' <td width=16 align=center bgcolor=#63A3E9 style="font-size:12px;cursor: hand;color: #ffffff" ';strFrame+=' onclick="parent.meizzPrevM()" ><b ><</b></td>';strFrame+=' <td width=60 align="center" bgcolor="#63A3E9" style="font-size:12px;cursor:hand" ';strFrame+=' onmouseover="style.backgroundColor=/'#aaccf3/'"';strFrame+=' onmouseout="style.backgroundColor=/'#63A3E9/'" ';strFrame+=' onclick="parent.tmpSelectYearInnerHTML(this.innerText.substring(0,4))" ';strFrame+=' ><span id=meizzYearHead></span></td>';strFrame+=' <td width=48 align="center" style="font-size:12px;font-color: #ffffff;cursor:hand" ';strFrame+=' bgcolor="#63A3E9" onmouseover="style.backgroundColor=/'#aaccf3/'" ';strFrame+=' onmouseout="style.backgroundColor=/'#63A3E9/'" ';strFrame+=' onclick="parent.tmpSelectMonthInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"';strFrame+=' ><span id=meizzMonthHead ></span></td>';strFrame+=' <td width=16 bgcolor=#63A3E9 align=center style="font-size:12px;cursor: hand;color: #ffffff" ';strFrame+=' onclick="parent.meizzNextM()" ><b >></b></td>';strFrame+=' </tr>';strFrame+=' </table></td></tr>';strFrame+=' <tr><td width=142 height=18 >';strFrame+=' <table border=0 cellspacing=0 cellpadding=2 bgcolor=#63A3E9 ' + (bMoveable? 'onmousedown="DragStart()" onmouseup="DragEnd()"':'');strFrame+=' BORDERCOLORLIGHT=#63A3E9 BORDERCOLORDARK=#FFFFFF width=140 height=20 style="cursor:' + (bMoveable ? 'move':'default') + '">';strFrame+=' <tr><td style="font-size:12px;color:#ffffff" width=20>日</td>';strFrame+='<td style="font-size:12px;color:#FFFFFF" >一</td><td style="font-size:12px;color:#FFFFFF">二</td>';strFrame+='<td style="font-size:12px;color:#FFFFFF" >三</td><td style="font-size:12px;color:#FFFFFF" >四</td>';strFrame+='<td style="font-size:12px;color:#FFFFFF" >五</td><td style="font-size:12px;color:#FFFFFF" >六</td></tr>';strFrame+='</table></td></tr>';strFrame+=' <tr ><td width=142 height=120 >';strFrame+=' <table border=1 cellspacing=2 cellpadding=2 BORDERCOLORLIGHT=#63A3E9 BORDERCOLORDARK=#FFFFFF bgcolor=#fff8ec width=140 height=120 >';var n=0; for (j=0;j<5;j++){ strFrame+= ' <tr align=center >'; for (i=0;i<7;i++){strFrame+='<td width=20 height=20 id=meizzDay'+n+' style="font-size:12px" onclick=parent.meizzDayClick(this.innerText,0)></td>';n++;}strFrame+='</tr>';}strFrame+=' <tr align=center >';for (i=35;i<37;i++)strFrame+='<td width=20 height=20 id=meizzDay'+i+' style="font-size:12px" onclick="parent.meizzDayClick(this.innerText,0)"></td>';strFrame+=' <td colspan=5 align=right style="color:#1478eb"><span onclick="parent.setNull()" style="font-size:12px;cursor: hand"';strFrame+=' onmouseover="style.color=/'#ff0000/'" onmouseout="style.color=/'#1478eb/'">置空</span><span onclick="parent.meizzToday()" style="font-size:12px;cursor: hand"';strFrame+=' onmouseover="style.color=/'#ff0000/'" onmouseout="style.color=/'#1478eb/'">当前</span><span style="cursor:hand" id=evaAllOK onmouseover="style.color=/'#ff0000/'" onmouseout="style.color=/'#1478eb/'" onclick="parent.closeLayer()">关闭</span></td></tr>';strFrame+=' </table></td></tr><tr ><td >';strFrame+=' <table border=0 cellspacing=1 cellpadding=0 width=100% bgcolor=#FFFFFF height=22 >';strFrame+=' <tr bgcolor="#63A3E9"><td id=bUseTimeLayer width=30 style="cursor:hand"';strFrame+=' onmouseover="style.backgroundColor=/'#aaccf3/'" align=center onmouseout="style.backgroundColor=/'#63A3E9/'"';strFrame+=' onclick="parent.UseTime(this)">';strFrame+=' <span></span></td>';strFrame+=' <td style="cursor:hand" onclick="parent.tmpSelectHourInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"';strFrame+=' onmouseover="style.backgroundColor=/'#aaccf3/'" onmouseout="style.backgroundColor=/'#63A3E9/'"';strFrame+=' align=center width=42>' ;strFrame+=' <span id=meizzHourHead></span></td>';strFrame+=' <td style="cursor:hand" onclick="parent.tmpSelectMinuteInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"';strFrame+=' onmouseover="style.backgroundColor=/'#aaccf3/'" onmouseout="style.backgroundColor=/'#63A3E9/'"';strFrame+=' align=center width=42>' ;strFrame+=' <span id=meizzMinuteHead></span></td>';strFrame+=' <td style="cursor:hand" onclick="parent.tmpSelectSecondInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"';strFrame+=' onmouseover="style.backgroundColor=/'#aaccf3/'" onmouseout="style.backgroundColor=/'#63A3E9/'"';strFrame+=' align=center width=42>' ;strFrame+=' <span id=meizzSecondHead></span></td>';strFrame+=' </tr></table></td></tr></table></div>';window.frames.endDateLayer.document.writeln(strFrame);window.frames.endDateLayer.document.close(); //解决ie进度条不结束的问题//==================================================== WEB 页面显示部分=====================================================var outObject;var outButton; //点击的按钮var outDate=""; //存放对象的日期var bUseTime=false; //是否使用时间var odatelayer=window.frames.endDateLayer.document.all; //存放日历对象var odatelayer=window.endDateLayer.document.all;//odatelayer.bUseTimeLayer.innerText="NO";bImgSwitch();odatelayer.bUseTimeLayer.innerHTML=bImg;function setday(tt,obj) //主调函数{if (arguments.length > 2){alert("对不起！传入本控件的参数太多！");return;}if (arguments.length == 0){alert("对不起！您没有传回本控件任何参数！");return;}var dads = document.all.endDateLayer.style;var th = tt;var ttop = tt.offsetTop; //TT控件的定位点高var thei = tt.clientHeight; //TT控件本身的高var tleft = tt.offsetLeft; //TT控件的定位点宽var ttyp = tt.type; //TT控件的类型while (tt = tt.offsetParent){ttop+=tt.offsetTop; tleft+=tt.offsetLeft;}dads.top = (ttyp=="image") ? ttop+thei : ttop+thei+6;dads.left = tleft;outObject = (arguments.length == 1) ? th : obj;outButton = (arguments.length == 1) ? null : th; //设定外部点击的按钮//根据当前输入框的日期显示日历的年月var reg = /^(/d+)-(/d{1,2})-(/d{1,2})/; //不含时间var r = outObject.value.match(reg);if(r!=null){ r[2]=r[2]-1; var d=new Date(r[1],r[2],r[3]); if(d.getFullYear()==r[1] && d.getMonth()==r[2] && d.getDate()==r[3]) { outDate=d; parent.meizzTheYear = r[1]; parent.meizzTheMonth = r[2]; parent.meizzTheDate = r[3]; } else { outDate=""; } meizzSetDay(r[1],r[2]+1);}else{ outDate=""; meizzSetDay(new Date().getFullYear(), new Date().getMonth() + 1);}dads.display = '';//判断初始化时是否使用时间,非严格验证//if (outObject.value.length>10)//{ bUseTime=true; bImgSwitch(); odatelayer.bUseTimeLayer.innerHTML=bImg; meizzWriteHead(meizzTheYear,meizzTheMonth);//}//else//{// bUseTime=false;// bImgSwitch();// odatelayer.bUseTimeLayer.innerHTML=bImg;// meizzWriteHead(meizzTheYear,meizzTheMonth);//}try{ event.returnValue=false;}catch (e){ //此处排除错误，错误原因暂未找到。}}var MonHead = new Array(12); //定义阳历中每个月的最大天数MonHead[0] = 31; MonHead[1] = 28; MonHead[2] = 31; MonHead[3] = 30; MonHead[4] = 31; MonHead[5] = 30;MonHead[6] = 31; MonHead[7] = 31; MonHead[8] = 30; MonHead[9] = 31; MonHead[10] = 30; MonHead[11] = 31;var meizzTheYear=new Date().getFullYear(); //定义年的变量的初始值var meizzTheMonth=new Date().getMonth()+1; //定义月的变量的初始值var meizzTheDate=new Date().getDate(); //定义日的变量的初始值var meizzTheHour=new Date().getHours(); //定义小时变量的初始值var meizzTheMinute=new Date().getMinutes();//定义分钟变量的初始值var meizzTheSecond=new Date().getSeconds();//定义秒变量的初始值var meizzWDay=new Array(37); //定义写日期的数组document.onclick = (function(){with(window.event){ if (srcElement != outObject && srcElement != outButton) closeLayer();}})document.onkeyup = (function(){if (window.event.keyCode==27){ if(outObject)outObject.blur(); closeLayer();}else if(document.activeElement){ if(document.activeElement != outObject && document.activeElement != outButton) { closeLayer(); }}})function meizzWriteHead(yy,mm,ss) //往 head 中写入当前的年与月{odatelayer.meizzYearHead.innerText = yy + " 年";odatelayer.meizzMonthHead.innerText = format(mm) + " 月";//插入当前小时、分odatelayer.meizzHourHead.innerText=bUseTime?(meizzTheHour+" 时"):"";odatelayer.meizzMinuteHead.innerText=bUseTime?(meizzTheMinute+" 分"):"";odatelayer.meizzSecondHead.innerText=bUseTime?(meizzTheSecond+" 秒"):"";}function tmpSelectYearInnerHTML(strYear) //年份的下拉框{if (strYear.match(//D/)!=null){alert("年份输入参数不是数字！");return;}var m = (strYear) ? strYear : new Date().getFullYear();if (m < 1000 || m > 9999) {alert("年份值不在 1000 到 9999 之间！");return;}var n = m - 50;if (n < 1000) n = 1000;if (n + 101 > 9999) n = 9974;var s = "<select name=tmpSelectYear style='font-size: 12px' "s += "onblur='document.all.tmpSelectYearLayer.style.display=/"none/"' "s += "onchange='document.all.tmpSelectYearLayer.style.display=/"none/";"s += "parent.meizzTheYear = this.value; parent.meizzSetDay(parent.meizzTheYear,parent.meizzTheMonth)'>/r/n";var selectInnerHTML = s;for (var i = n; i < n + 101; i++){ if (i == m) { selectInnerHTML += "<option value='" + i + "' selected>" + i + "年" + "</option>/r/n"; } else { selectInnerHTML += "<option value='" + i + "'>" + i + "年" + "</option>/r/n"; }}selectInnerHTML += "</select>";odatelayer.tmpSelectYearLayer.style.display="";odatelayer.tmpSelectYearLayer.innerHTML = selectInnerHTML;odatelayer.tmpSelectYear.focus();}function tmpSelectMonthInnerHTML(strMonth) //月份的下拉框{if (strMonth.match(//D/)!=null){alert("月份输入参数不是数字！");return;}var m = (strMonth) ? strMonth : new Date().getMonth() + 1;var s = "<select name=tmpSelectMonth style='font-size: 12px' "s += "onblur='document.all.tmpSelectMonthLayer.style.display=/"none/"' "s += "onchange='document.all.tmpSelectMonthLayer.style.display=/"none/";"s += "parent.meizzTheMonth = this.value; parent.meizzSetDay(parent.meizzTheYear,parent.meizzTheMonth)'>/r/n";var selectInnerHTML = s;for (var i = 1; i < 13; i++){ if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"月"+"</option>/r/n"; } else { selectInnerHTML += "<option value='"+i+"'>"+i+"月"+"</option>/r/n"; }}selectInnerHTML += "</select>";odatelayer.tmpSelectMonthLayer.style.display="";odatelayer.tmpSelectMonthLayer.innerHTML = selectInnerHTML;odatelayer.tmpSelectMonth.focus();}/***** 增加 小时、分钟 ***/function tmpSelectHourInnerHTML(strHour) //小时的下拉框{if (!bUseTime){return;}if (strHour.match(//D/)!=null){alert("小时输入参数不是数字！");return;}var m = (strHour) ? strHour : new Date().getHours();var s = "<select name=tmpSelectHour style='font-size: 12px' "s += "onblur='document.all.tmpSelectHourLayer.style.display=/"none/"' "s += "onchange='document.all.tmpSelectHourLayer.style.display=/"none/";"s += "parent.meizzTheHour = this.value; parent.evaSetTime(parent.meizzTheHour,parent.meizzTheMinute);'>/r/n";var selectInnerHTML = s;for (var i = 0; i < 24; i++){ if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"</option>/r/n"; } else { selectInnerHTML += "<option value='"+i+"'>"+i+"</option>/r/n"; }}selectInnerHTML += "</select>";odatelayer.tmpSelectHourLayer.style.display="";odatelayer.tmpSelectHourLayer.innerHTML = selectInnerHTML;odatelayer.tmpSelectHour.focus();}function tmpSelectMinuteInnerHTML(strMinute) //分钟的下拉框{if (!bUseTime){return;}if (strMinute.match(//D/)!=null){alert("分钟输入参数不是数字！");return;}var m = (strMinute) ? strMinute : new Date().getMinutes();var s = "<select name=tmpSelectMinute style='font-size: 12px' "s += "onblur='document.all.tmpSelectMinuteLayer.style.display=/"none/"' "s += "onchange='document.all.tmpSelectMinuteLayer.style.display=/"none/";"s += "parent.meizzTheMinute = this.value; parent.evaSetTime(parent.meizzTheHour,parent.meizzTheMinute);'>/r/n";var selectInnerHTML = s;for (var i = 0; i < 60; i++){ if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"</option>/r/n"; } else { selectInnerHTML += "<option value='"+i+"'>"+i+"</option>/r/n"; }}selectInnerHTML += "</select>";odatelayer.tmpSelectMinuteLayer.style.display="";odatelayer.tmpSelectMinuteLayer.innerHTML = selectInnerHTML;odatelayer.tmpSelectMinute.focus();}function tmpSelectSecondInnerHTML(strSecond) //秒的下拉框{if (!bUseTime){return;}if (strSecond.match(//D/)!=null){alert("分钟输入参数不是数字！");return;}var m = (strSecond) ? strSecond : new Date().getMinutes();var s = "<select name=tmpSelectSecond style='font-size: 12px' "s += "onblur='document.all.tmpSelectSecondLayer.style.display=/"none/"' "s += "onchange='document.all.tmpSelectSecondLayer.style.display=/"none/";"s += "parent.meizzTheSecond = this.value; parent.evaSetTime(parent.meizzTheHour,parent.meizzTheMinute,parent.meizzTheSecond);'>/r/n";var selectInnerHTML = s;for (var i = 0; i < 60; i++){ if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"</option>/r/n"; } else { selectInnerHTML += "<option value='"+i+"'>"+i+"</option>/r/n"; }}selectInnerHTML += "</select>";odatelayer.tmpSelectSecondLayer.style.display="";odatelayer.tmpSelectSecondLayer.innerHTML = selectInnerHTML;odatelayer.tmpSelectSecond.focus();}function closeLayer() //这个层的关闭{var o = document.getElementById("endDateLayer");if (o != null){ o.style.display="none";}}function showLayer() //这个层的关闭{document.all.endDateLayer.style.display="";}function IsPinYear(year) //判断是否闰平年{if (0==year%4&&((year%100!=0)||(year%400==0))) return true;else return false;}function GetMonthCount(year,month) //闰年二月为29天{var c=MonHead[month-1];if((month==2)&&IsPinYear(year)) c++;return c;}function GetDOW(day,month,year) //求某天的星期几{var dt=new Date(year,month-1,day).getDay()/7; return dt;}function meizzPrevY() //往前翻 Year{if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear--;}else{alert("年份超出范围（1000-9999）！");}meizzSetDay(meizzTheYear,meizzTheMonth);}function meizzNextY() //往后翻 Year{if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear++;}else{alert("年份超出范围（1000-9999）！");}meizzSetDay(meizzTheYear,meizzTheMonth);}function setNull(){outObject.value = '';closeLayer();}function meizzToday() //Today Button{parent.meizzTheYear = new Date().getFullYear();parent.meizzTheMonth = new Date().getMonth()+1;parent.meizzTheDate = new Date().getDate();parent.meizzTheHour = new Date().getHours();parent.meizzTheMinute = new Date().getMinutes();parent.meizzTheSecond = new Date().getSeconds();var meizzTheSecond = new Date().getSeconds();if (meizzTheMonth<10 && meizzTheMonth.length<2) //格式化成两位数字{ parent.meizzTheMonth="0"+parent.meizzTheMonth;}if (parent.meizzTheDate<10 && parent.meizzTheDate.length<2) //格式化成两位数字{ parent.meizzTheDate="0"+parent.meizzTheDate;}//meizzSetDay(meizzTheYear,meizzTheMonth);if(outObject){ if (bUseTime) { outObject.value= parent.meizzTheYear + "-" + format( parent.meizzTheMonth) + "-" + format(parent.meizzTheDate) + " " + format(parent.meizzTheHour) + ":" + format(parent.meizzTheMinute) + ":" + format(parent.meizzTheSecond); //注：在这里你可以输出改成你想要的格式 } else { outObject.value= parent.meizzTheYear + "-" + format( parent.meizzTheMonth) + "-" + format(parent.meizzTheDate); //注：在这里你可以输出改成你想要的格式 }}closeLayer();}function meizzPrevM() //往前翻月份{if(meizzTheMonth>1){meizzTheMonth--}else{meizzTheYear--;meizzTheMonth=12;}meizzSetDay(meizzTheYear,meizzTheMonth);}function meizzNextM() //往后翻月份{if(meizzTheMonth==12){meizzTheYear++;meizzTheMonth=1}else{meizzTheMonth++}meizzSetDay(meizzTheYear,meizzTheMonth);}// TODO: 整理代码function meizzSetDay(yy,mm) //主要的写程序**********{meizzWriteHead(yy,mm);//设置当前年月的公共变量为传入值meizzTheYear=yy;meizzTheMonth=mm;for (var i = 0; i < 37; i++){meizzWDay[i]=""}; //将显示框的内容全部清空var day1 = 1,day2=1,firstday = new Date(yy,mm-1,1).getDay(); //某月第一天的星期几for (i=0;i<firstday;i++)meizzWDay[i]=GetMonthCount(mm==1?yy-1:yy,mm==1?12:mm-1)-firstday+i+1 //上个月的最后几天for (i = firstday; day1 < GetMonthCount(yy,mm)+1; i++) { meizzWDay[i]=day1;day1++; }for (i=firstday+GetMonthCount(yy,mm);i<37;i++) { meizzWDay[i]=day2;day2++; }for (i = 0; i < 37; i++){ var da = eval("odatelayer.meizzDay"+i) //书写新的一个月的日期星期排列if (meizzWDay[i]!=""){ //初始化边框 da.borderColorLight="#63A3E9"; da.borderColorDark="#63A3E9"; da.style.color="#1478eb"; if(i<firstday) //上个月的部分 { da.innerHTML="<b><font color=#BCBABC>" + meizzWDay[i] + "</font></b>"; da.title=(mm==1?12:mm-1) +"月" + meizzWDay[i] + "日"; da.onclick=Function("meizzDayClick(this.innerText,-1)"); if(!outDate) da.style.backgroundColor = ((mm==1?yy-1:yy) == new Date().getFullYear() && (mm==1?12:mm-1) == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ? "#5CEFA0":"#f5f5f5"; else { da.style.backgroundColor =((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())? "#84C1FF" : (((mm==1?yy-1:yy) == new Date().getFullYear() && (mm==1?12:mm-1) == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ? "#5CEFA0":"#f5f5f5"); //将选中的日期显示为凹下去 if((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate()) { da.borderColorLight="#FFFFFF"; da.borderColorDark="#63A3E9"; } } } else if (i>=firstday+GetMonthCount(yy,mm)) //下个月的部分 { da.innerHTML="<b><font color=#BCBABC>" + meizzWDay[i] + "</font></b>"; da.title=(mm==12?1:mm+1) +"月" + meizzWDay[i] + "日"; da.onclick=Function("meizzDayClick(this.innerText,1)"); if(!outDate) da.style.backgroundColor = ((mm==12?yy+1:yy) == new Date().getFullYear() && (mm==12?1:mm+1) == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ? "#5CEFA0":"#f5f5f5"; else { da.style.backgroundColor =((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())? "#84C1FF" : (((mm==12?yy+1:yy) == new Date().getFullYear() && (mm==12?1:mm+1) == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ? "#5CEFA0":"#f5f5f5"); //将选中的日期显示为凹下去 if((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate()) { da.borderColorLight="#FFFFFF"; da.borderColorDark="#63A3E9"; } } } else //本月的部分 { da.innerHTML="<b>" + meizzWDay[i] + "</b>"; da.title=mm +"月" + meizzWDay[i] + "日"; da.onclick=Function("meizzDayClick(this.innerText,0)"); //给td赋予onclick事件的处理 //如果是当前选择的日期，则显示亮蓝色的背景；如果是当前日期，则显示暗黄色背景 if(!outDate) da.style.backgroundColor = (yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())? "#5CEFA0":"#f5f5f5"; else { da.style.backgroundColor =(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())? "#84C1FF":((yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())? "#5CEFA0":"#f5f5f5"); //将选中的日期显示为凹下去 if(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate()) { da.borderColorLight="#FFFFFF"; da.borderColorDark="#63A3E9"; } } } da.style.cursor="hand" } else { da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default"; }}}function meizzDayClick(n,ex) //点击显示框选取日期，主输入函数*************{parent.meizzTheDate=n;var yy=meizzTheYear;var mm = parseInt(meizzTheMonth)+ex; //ex表示偏移量，用于选择上个月份和下个月份的日期var hh=meizzTheHour;var mi=meizzTheMinute;var se=meizzTheSecond;//判断月份，并进行对应的处理if(mm<1){ yy--; mm=12+mm;}else if(mm>12){ yy++; mm=mm-12;}if (mm < 10) {mm = "0" + mm;}if (hh<10) {hh="0" + hh;} //时if (mi<10) {mi="0" + mi;} //分if (se<10) {se="0" + se;} //秒if (outObject){ if (!n) { //outObject.value=""; return;} if ( n < 10){n = "0" + n;} WriteDateTo(yy,mm,n,hh,mi,se); closeLayer(); if (bUseTime) { try { outButton.click(); } catch (e) { setday(outObject); } }}else {closeLayer(); alert("您所要输出的控件对象并不存在！");}}function format(n) //格式化数字为两位字符表示{var m=new String();var tmp=new String(n);if (n<10 && tmp.length<2){ m="0"+n;}else{ m=n;}return m;}function evaSetTime() //设置用户选择的小时、分钟{odatelayer.meizzHourHead.innerText=meizzTheHour+" 时";odatelayer.meizzMinuteHead.innerText=meizzTheMinute+" 分";odatelayer.meizzSecondHead.innerText=meizzTheSecond+" 秒";WriteDateTo(meizzTheYear,meizzTheMonth,meizzTheDate,meizzTheHour,meizzTheMinute,meizzTheSecond)}function evaSetTimeNothing() //设置时间控件为空{odatelayer.meizzHourHead.innerText="";odatelayer.meizzMinuteHead.innerText="";odatelayer.meizzSecondHead.innerText="";WriteDateTo(meizzTheYear,meizzTheMonth,meizzTheDate,meizzTheHour,meizzTheMinute,meizzTheSecond)}function evaSetTimeNow() //设置时间控件为当前时间{odatelayer.meizzHourHead.innerText=new Date().getHours()+" 时";odatelayer.meizzMinuteHead.innerText=new Date().getMinutes()+" 分";odatelayer.meizzSecondHead.innerText=new Date().getSeconds()+" 秒";meizzTheHour = new Date().getHours();meizzTheMinute = new Date().getMinutes();meizzTheSecond = new Date().getSeconds();WriteDateTo(meizzTheYear,meizzTheMonth,meizzTheDate,meizzTheHour,meizzTheMinute,meizzTheSecond)}function UseTime(ctl){bUseTime=!bUseTime;if (bUseTime){ bImgSwitch(); ctl.innerHTML=bImg; evaSetTime(); //显示时间，用户原来选择的时间 //evaSetTimeNow(); //显示当前时间}else{ bImgSwitch(); ctl.innerHTML=bImg; evaSetTimeNothing();}}function WriteDateTo(yy,mm,n,hh,mi,se){if (bUseTime){ outObject.value= yy + "-" + format(mm) + "-" + format(n) + " " + format(hh) + ":" + format(mi) + ":" + format(se); //注：在这里你可以输出改成你想要的格式}else{ outObject.value= yy + "-" + format(mm) + "-" + format(n); //注：在这里你可以输出改成你想要的格式}}function bImgSwitch(){if (bUseTime){ bImg="开启";}else{ bImg="关闭";}}</script><input onfocus="setday(this)" id="startTime" name="startTime">更多关于JavaScript相关内容可查看本站专题：《JavaScript时间与日期操作技巧总结》、《JavaScript切换特效与技巧总结》、《JavaScript查找算法技巧总结》、《JavaScript动画特效与技巧汇总》、《JavaScript错误与调试技巧总结》、《JavaScript数据结构与算法技巧总结》、《JavaScript遍历算法与技巧总结》及《JavaScript数学运算用法总结》
希望本文所述对大家JavaScript程序设计有所帮助。