js判断,如果某条件不为空(accNo),则起始日期与结束日期不超过半年,若为空,则起始日期与结束日期不超过一年
function checkDate(){ var accNo = $("#accNo").val(); if(null == accNo || accNo == ''){ var pattern = /(d{4})(d{2})(d{2})/; var beginTimeStr = $("#startDate").val().replace(pattern, '$1-$2-$3'); var endTimeStr = $("#endDate").val().replace(pattern, '$1-$2-$3'); var beginTime = new Date(beginTimeStr).getTime(); var endTime = new Date(endTimeStr).getTime(); sum = endTime - beginTime; if(endTime < beginTime){ alertInfo("起始日期不能大于终止日期!"); return false; } if(parseInt(Math.abs(beginTime-endTime)/1000/60/60/24) > 183){ alertInfo("起始时间与终止时间不能超过183天!"); return false; } }else{ var pattern = /(d{4})(d{2})(d{2})/; var beginTimeStr = $("#startDate").val().replace(pattern, '$1-$2-$3'); var endTimeStr = $("#endDate").val().replace(pattern, '$1-$2-$3'); var beginTime = new Date(beginTimeStr).getTime(); var endTime = new Date(endTimeStr).getTime(); sum = endTime - beginTime; if(endTime < beginTime){ alertInfo("起始日期不能大于终止日期!"); return false; } if(parseInt(Math.abs(beginTime-endTime)/1000/60/60/24) > 365){ alertInfo("起始时间与终止时间不能超过365天!"); return false; } } }