function checkForm(){ var reserveTm = document.getElementById("reserveTm").value; var myDate= new Date(Date.parse(reserveTm.replace(/-/g, "/"))); var now = new Date(); if(myDate.getFullYear() < now.getFullYear()){ document.getElementById("point").innerHTML = "预约日期必须大于当前日期，请重新选择！"; return false; } if(myDate.getMonth() < now.getMonth()){ document.getElementById("point").innerHTML = "预约日期必须大于当前日期，请重新选择！"; return false; } if(myDate.getMonth() < now.getMonth()){ document.getElementById("point").innerHTML = "预约日期必须大于当前日期，请重新选择！"; return false; }else{ if(myDate.getMonth() == now.getMonth() && myDate.getDate() < now.getDate()){ document.getElementById("point").innerHTML = "预约日期必须大于当前日期，请重新选择！"; return false; } return true; } } 将字符串形式的日期转换成日期对象
var strTime="2011-04-16"; //字符串日期格式 var date= new Date(Date.parse(strTime.replace(/-/g, "/"))); //转换成Data(); var month=date.getMonth()+1; //获取当前月份 ------------------------------------------------------------------------------------------------------ date.getYear(); //获取当前年份(2位) date.getFullYear(); //获取完整的年份(4位,1970-????) date.getMonth(); //获取当前月份(0-11,0代表1月) date.getDate(); //获取当前日(1-31) date.getDay(); //获取当前星期X(0-6,0代表星期天) date.getTime(); //获取当前时间(从1970.1.1开始的毫秒数) date.getHours(); //获取当前小时数(0-23) date.getMinutes(); //获取当前分钟数(0-59) date.getSeconds(); //获取当前秒数(0-59) date.getMilliseconds(); //获取当前毫秒数(0-999) date.toLocaleDateString(); //获取当前日期 var mytime=date.toLocaleTimeString(); //获取当前时间 date.toLocaleString( ); //获取日期与时间
练习：easyui的一道题目
需求：设置的时间超过1天，显示绿色。没超过，显示原来的值。
html代码
html代码{ field: 'Wing', title: '擂台(绿色:已建 蓝色:未建)', width: 200, editor: 'text', sortable: true, formatter: function (value, row, index) { //填写的时间 var e = getDate(value); var years = e.getFullYear(); var months = e.getMonth(); var days = e.getDate(); var hours = e.getHours(); var minutes = e.getMinutes(); var seconds = e.getSeconds(); var strTime1 = e.format("yyyy-MM-dd hh:mm:ss"); var date1 = new Date(Date.parse(strTime1.replace(/-/g, "/"))); //转换成Data(); //现在的时间 var d = new Date(); var strTime = d.format("yyyy-MM-dd hh:mm:ss"); var date = new Date(Date.parse(strTime.replace(/-/g, "/"))); //转换成Data(); 根据浏览器判断 //firefox if (isFirefox = navigator.userAgent.indexOf("Firefox") > 0) { //设置的时间加1天 var onetime = DateNextDay(date1.toLocaleDateString()) + " " + date1.toTimeString().substring(0, 8); var f = getDate(onetime); var strTimeOne = f.format("yyyy-MM-dd hh:mm:ss"); var dateOne = new Date(Date.parse(strTimeOne.replace(/-/g, "/"))); //转换成Data(); console.info(DateNextDay(date1.toLocaleDateString())) if (date.getTime() > dateOne.getTime()) { return '' + value + ''; } else if (date.getTime() < dateOne.getTime()) { return '' + value + ''; } else { return false; } } //chome(Safari) if (isSafari = navigator.userAgent.indexOf("Safari") > 0) { //设置的时间加1天 var onetime = DateNextDayChome(date1.toLocaleDateString()) + " " + date1.toTimeString().substring(0, 8); var f = getDate(onetime); var strTimeOne = f.format("yyyy-MM-dd hh:mm:ss"); var dateOne = new Date(Date.parse(strTimeOne.replace(/-/g, "/"))); //转换成Data(); console.info(DateNextDayChome(date1.toLocaleDateString())) if (date.getTime() > dateOne.getTime()) { return '' + value + ''; } else if (date.getTime() < dateOne.getTime()) { return '' + value + ''; } else { return false; } } }, },
date.js 辅助文档
date.js 辅助文档/*格式化时间*/Date.prototype.format = function (format) { var o = { "M+": this.getMonth() + 1, //month "d+": this.getDate(), //day "h+": this.getHours(), //hour "m+": this.getMinutes(), //minute "s+": this.getSeconds(), //second "q+": Math.floor((this.getMonth() + 3) / 3), //quarter "S": this.getMilliseconds() //millisecond } if (/(y+)/.test(format)) format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length)); for (var k in o) if (new RegExp("(" + k + ")").test(format)) format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length)); return format;}//字符串转化为时间function getDate(strDate) { if (strDate != null) { var date = eval('new Date(' + strDate.replace(/\d+(?=-[^-]+$)/, function (a) { return parseInt(a, 10) - 1; }).match(/\d+/g) + ')'); return date; } else { return ""; }}//js时间比较(yyyy-mm-dd hh:mi:ss)function compareDate(strDate1, strDate2) { var date1 = new Date(strDate1.replace(/\-/g, "\/")); var date2 = new Date(strDate2.replace(/\-/g, "\/")); //return date1 - date2; console.info(date1) if (date1 > date2) { return 1; } else { return -1; }} //firefox设置时间加1天function DateNextDay(d2) { //slice返回一个数组 var str = d2.slice(5) + "- " + d2.slice(0, 4); var d = new Date(str); var d3 = new Date(d.getFullYear(), d.getMonth()-1, d.getDate() + 1); //var month = returnMonth(d3.getMonth()); var month = d3.getMonth(); var day = d3.getDate(); //day = day < 10 ? "0" + day : day; var str2 = d3.getFullYear() + "年" + month + "月" + day+"日"; return str2;}//chome设置时间加1天function DateNextDayChome(d2) { //slice返回一个数组 var str = d2.replace("月", "/"); var str1 = str.replace("日", "").substr(5) + "- " + d2.slice(0, 4); var d = new Date(str1); var d3 = new Date(d.getFullYear(), d.getMonth()-1, d.getDate() + 1); //var month = returnMonth(d3.getMonth()); var month = d3.getMonth(); var day = d3.getDate(); //day = day < 10 ? "0" + day : day; var str2 = d3.getFullYear() + "年" + month + "月" + day + "月"; return str2;} //返回月份 function returnMonth(num) { var str = " " ; switch (num) { case 0: str = "01" ; break ; case 1: str = "02" ; break ; case 2: str = "03" ; break ; case 3: str = "04" ; break ; case 4: str = "05" ; break ; case 5: str = "06" ; break ; case 6: str = "07" ; break ; case 7: str = "08" ; break ; case 8: str = "09" ; break ; case 9: str = "10" ; break ; case 10: str = "11" ; break ; case 11: str = "12" ; break ; } return str; }