第一:获取当前时间 var now = new Date(); var year = now.getFullYear();//获取当前年份 var month = now.getMonth()+1;//当前月份 if(month<10) month = "0" + month; else{ month = month; } var day = now.getDate();//当前天份 if(day<10) day = "0" + day; else{ day = day; } var time=now.getHours();//当前小时 var getMinutes=now.getMinutes();//当前分钟 var getSeconds=now.getSeconds();//当前秒钟 var time=year+"-"+month+"-"+day+" "+time+":"+getMinutes+":"+getSeconds; //获取当前时分秒 var datatime=year+"-"+month+"-"+day; //获取当前年月日 第二:获取前些天日期 var now = new Date().getTime(); //获取毫秒数 var before = new Date(now - 2 * 86400 * 1000); //这里的2,表示2天前,例如:需要当前日期的10天前,只需要将2改成10就可以了 var beforeyear = before.getFullYear(); var beforemonth = before.getMonth()+1; if(beforemonth<10) beforemonth = "0" + beforemonth; else{ beforemonth = beforemonth; } var beforedate = before.getDate();//当前天份 if(beforedate<10) beforedate = "0" + beforedate; else{ beforedate = beforedate; } var datatimeOne = beforeyear +"-" + beforemonth + "-" + beforedate; 第三:获取后些天的日期(和前些天一样,只需要把) var now = new Date().getTime(); //获取毫秒数 var before = new Date(now + 2 * 86400 * 1000); //这里的2,表示2天后,例如:需要当前日期的10天后,只需要将2改成10就可以了 var beforeyear = before.getFullYear(); var beforemonth = before.getMonth()+1; if(beforemonth<10) beforemonth = "0" + beforemonth; else{ beforemonth = beforemonth; } var beforedate = before.getDate();//当前天份 if(beforedate<10) beforedate = "0" + beforedate; else{ beforedate = beforedate; } var datatimeOne = beforeyear +"-" + beforemonth + "-" + beforedate;
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