jQuery联动日历的实例解析

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我是靠谱客的博主欣慰咖啡，这篇文章主要介绍jQuery联动日历的实例解析，现在分享给大家，希望可以做个参考。

一、要实现的功能：

　　1.点击上面的箭头，切换至上一个月，或下一个月，并且是联动的。

　　2.只要不是现实中的当月，那么显示的日期，都是灰色底。

二、分析：

　　1.当我们点击切换日期的箭头时，要改变顶部蓝色的年份和日期。

　　2.当我们点击切换日期的箭头时，下面TD的日期也要和上面显示的月份对应起来。

　　3.用一个判断，是否现实中的当月，来控制TD的背景色，是否为灰色

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复制代码

//点击更新前一个月
 $(".pre").live("click",function(){
  nowTitleDateM--;
  if(nowTitleDateM == 11){
    nowLastM = nowTitleDateM-1
    nextTitleDateY--
    nextTitleDateM = nowTitleDateM+1
    nextLastM = 1
  }else if(nowTitleDateM == 0){
    nowTitleDateY--
    nowTitleDateM = 12;
    nowLastM = nowTitleDateM-1;
    nextTitleDateM = 1;
    nextLastM = nextTitleDateM+1
  }else if(nowTitleDateM == 1){
    nowLastM = 12;
    nextTitleDateM = nowTitleDateM+1
    nextLastM = nextTitleDateM+1
  }else{
    nowLastM = nowTitleDateM-1
    nextTitleDateM = nowTitleDateM+1
    nextLastM = nextTitleDateM+1
  }  
  //天数和存放位置
  update(); 
  //插入到日期数的TD当中     
  insertTd();  
  //更新日期标题
  updateTitle();
 })
 //点击下一个月
$(".next").live("click",function(){
 nowTitleDateM++;
 if(nowTitleDateM == 12){
   nowLastM = nowTitleDateM-1
   nextTitleDateY++
   nextTitleDateM = 1
   nextLastM = nextTitleDateM+1
 }else if(nowTitleDateM == 11){
   nowLastM = nowTitleDateM-1
   nextTitleDateM = nowTitleDateM+1
   nextLastM = 1
 }else if(nowTitleDateM == 13){
   nowTitleDateY++
   nowTitleDateM = 1;
   nowLastM = 12;
   nextTitleDateM = nowTitleDateM+1;
   nextLastM = nextTitleDateM+1
 }else if(nowTitleDateM == 1){
   nowLastM = 12;
   nextTitleDateM = nowTitleDateM+1
   nextLastM = nextTitleDateM+1
 }else{
   nowLastM = nowTitleDateM-1
   nextTitleDateM = nowTitleDateM+1
   nextLastM = nextTitleDateM+1
 }   
  //天数和存放位置
  update(); 
  //插入到日期数的TD当中     
  insertTd();
  //更新日期标题
  updateTitle();
 })

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//点击更新前一个月
 $(".pre").live("click",function(){
  nowTitleDateM--;
  if(nowTitleDateM == 11){
    nowLastM = nowTitleDateM-1
    nextTitleDateY--
    nextTitleDateM = nowTitleDateM+1
    nextLastM = 1
  }else if(nowTitleDateM == 0){
    nowTitleDateY--
    nowTitleDateM = 12;
    nowLastM = nowTitleDateM-1;
    nextTitleDateM = 1;
    nextLastM = nextTitleDateM+1
  }else if(nowTitleDateM == 1){
    nowLastM = 12;
    nextTitleDateM = nowTitleDateM+1
    nextLastM = nextTitleDateM+1
  }else{
    nowLastM = nowTitleDateM-1
    nextTitleDateM = nowTitleDateM+1
    nextLastM = nextTitleDateM+1
  }  
  //天数和存放位置
  update(); 
  //插入到日期数的TD当中     
  insertTd();  
  //更新日期标题
  updateTitle();
 })
 //点击下一个月
$(".next").live("click",function(){
 nowTitleDateM++;
 if(nowTitleDateM == 12){
   nowLastM = nowTitleDateM-1
   nextTitleDateY++
   nextTitleDateM = 1
   nextLastM = nextTitleDateM+1
 }else if(nowTitleDateM == 11){
   nowLastM = nowTitleDateM-1
   nextTitleDateM = nowTitleDateM+1
   nextLastM = 1
 }else if(nowTitleDateM == 13){
   nowTitleDateY++
   nowTitleDateM = 1;
   nowLastM = 12;
   nextTitleDateM = nowTitleDateM+1;
   nextLastM = nextTitleDateM+1
 }else if(nowTitleDateM == 1){
   nowLastM = 12;
   nextTitleDateM = nowTitleDateM+1
   nextLastM = nextTitleDateM+1
 }else{
   nowLastM = nowTitleDateM-1
   nextTitleDateM = nowTitleDateM+1
   nextLastM = nextTitleDateM+1
 }   
  //天数和存放位置
  update(); 
  //插入到日期数的TD当中     
  insertTd();
  //更新日期标题
  updateTitle();
 })