提示：您可以先修改部分代碼再運行
javascript日期選取器代碼<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.111cn.net/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>javascript日期選取器代碼</title><script language="javascript">var months = new Array("一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月"); var days = new Array(31,28,31,30,31,30,31,31,30,31,30,31);var weeks = new Array("日","一","二","三","四","五","六");var today;var pX;var pY;document.writeln("<div id='Calendar' ></div>");function getDays(month,year){ if (1 == month){ return ((0 == year % 4) && (0 != (year % 100))) || (0 == year % 400) ? 29 : 28; }else{ return days[month];}}function getToday(){ var date = new Date(); this.year = date.getFullYear(); this.month= date.getMonth(); this.day = date.getDate();}function getSelectDay(str){ var str=str.split("-"); var date = new Date(parseFloat(str[0]),parseFloat(str[1])-1,parseFloat(str[2])); this.year = date.getFullYear(); this.month= date.getMonth(); this.day = date.getDate();}function ShowDays() {var obj_Year =get_object('Year');var obj_Month=get_object('Month'); var parseYear = parseInt(obj_Year.options[obj_Year.selectedIndex].value); var Seldate = new Date(parseYear,obj_Month.selectedIndex,1); var day = -1; var startDay = Seldate.getDay(); var daily = 0; if ((today.year == Seldate.getFullYear()) &&(today.month == Seldate.getMonth())){ day = today.day;} var tableDay = get_object('Day'); var DaysNum =getDays(Seldate.getMonth(),Seldate.getFullYear()); for (var intWeek = 1;intWeek < tableDay.rows.length;intWeek++){ for (var intDay = 0;intDay < tableDay.rows[intWeek].cells.length;intDay++){ var cell = tableDay.rows[intWeek].cells[intDay]; if ((intDay == startDay) && (0 == daily)){ daily = 1;} if(day==daily){ cell.style.background='#6699CC'; cell.style.color='#FFFFFF'; } else if(intDay==6){ cell.style.color='green';} else if (intDay==0){ cell.style.color='red';} if ((daily > 0) && (daily <= DaysNum)){cell.innerHTML = daily; daily++; } else{cell.style.cssText = ''; cell.innerHTML = '';} }}}function GetDate(idname,e){ var sDate;var getElement = is_gecko ? e.target : event.srcElement; if (getElement.tagName == "TD"){ if(getElement.innerHTML != ""){ sDate = get_object('Year').value + "-" + get_object('Month').value + "-" + getElement.innerHTML; get_object(idname).value=sDate; HiddenCalendar(); }}} function HiddenCalendar(){ get_object('Calendar').style.visibility='hidden';}function ShowCalendar(idname){ var x,y,i,intWeeks,intDays; var table; var year,month,day; var obj=get_object(idname); var thisyear; thisyear=new Date(); thisyear=thisyear.getFullYear(); today = obj.value; if(isDate(today)){ today = new getSelectDay(today);}else{ today = new getToday();} x=obj.offsetLeft; y=obj.offsetTop; while(obj=obj.offsetParent){ x+=obj.offsetLeft; y+=obj.offsetTop; }var Cal=get_object('Calendar'); Cal.style.left=x+2+'px'; Cal.style.top=y+20+'px'; Cal.style.visibility="visible"; table="<table border='0' cellspacing='0' >"; table+="<tr>"; table+="<td >"; table+="<select name='Year' id='Year' onChange='ShowDays()' >"; for(i = thisyear - 35;i < (thisyear + 5);i++){ table+="<option value=" + i + " " + (today.year == i ? "Selected" : "") + ">" + i + "</option>"; }table+="</select>"; table+="<select name='Month' id='Month' onChange='ShowDays()' >"; for(i = 0;i < months.length;i++){ table+="<option value= " + (i + 1) + " " + (today.month == i ? "Selected" : "") + ">" + months[i] + "</option>";}table+="</select>"; table+="</td>"; table+="<td align='center' title='關閉' onClick='javascript:HiddenCalendar()'>S</td>"; table+="</tr>"; table+="<tr><td align='center' colspan='2'>"; table+="<table id='Day' border='0' width='100%'>"; table+="<tr>"; for(i = 0;i < weeks.length;i++){ table+="<td align='center' >" + weeks[i] + "</td>";}table+="</tr>"; for(intWeeks = 0;intWeeks < 6;intWeeks++){ table+="<tr>"; for (intDays = 0;intDays < weeks.length;intDays++){ table+="<td onClick='GetDate("" + idname + "",event)' align='center'></td>";} table+="</tr>"; } table+="</table></td></tr></table>"; Cal.innerHTML=table; ShowDays();}function isDate(dateStr){ var datePat = /^(d{4})(-)(d{1,2})(-)(d{1,2})$/; var matchArray = dateStr.match(datePat); if (matchArray == null) return false; var month = matchArray[3]; var day = matchArray[5]; var year = matchArray[1]; if (month < 1 || month > 12) return false; if (day < 1 || day > 31) return false; if ((month==4 || month==6 || month==9 || month==11) && day==31) return false; if (month == 2){ var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0)); if (day > 29 || (day==29 && !isleap)) return false; } return true;}function get_object(idname){if (document.getElementById){return document.getElementById(idname);}else if (document.all){return document.all[idname];}else if (document.layers){return document.layers[idname];}else{return null;}}</script></head><body><form id="form1" name="form1" method="post" action=""> <label> <input name="datav" type="text" id="datav" onclick="ShowCalendar('datav');" /> </label></form></body></html>
提示：您可以先修改部分代碼再運行
