js/java中计算年龄

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js中计算年龄  
/**  
* 将生日转换成年龄  
*/  
function birthDayToAge(){  
var aDate=new Date();  
var thisYear = aDate.getFullYear();  
var thisMonth = aDate.getMonth()+1;  
var thisDay = aDate.getDate();  
var currentDate = thisYear+"-"+thisMonth+"-"+thisDay;  
var oTable = document.getElementById(’familyMember’);  
var message = $("#message").html();  
if(message != null && message != "" ){  
return null;  
}  
for(i=1;i<oTable.rows.length;i++){  
    var cell = oTable.rows[i].cells[3].innerHTML;  
    if(cell!="" && cell != null){  
    age = daysBetween(currentDate,cell.trim());  
    oTable.rows[i].cells[3].innerHTML = age;  
    }else{  
    oTable.rows[i].cells[3].innerHTML = "";  
    }  
}  
}  

/** 计算两个日期间的年龄  */  
function daysBetween(DateOne,DateTwo){    
    var OneMonth = DateOne.substring(5,DateOne.lastIndexOf (’-’));   
    var OneDay = DateOne.substring(DateOne.length,DateOne.lastIndexOf (’-’)+1);   
    var OneYear = DateOne.substring(0,DateOne.indexOf (’-’));   
   
    var TwoMonth = DateTwo.substring(5,DateTwo.lastIndexOf (’-’));   
    var TwoDay = DateTwo.substring(DateTwo.length,DateTwo.lastIndexOf (’-’)+1);   
    var TwoYear = DateTwo.substring(0,DateTwo.indexOf (’-’));   
   
    var cha=((Date.parse(OneMonth+’/’+OneDay+’/’+OneYear)- Date.parse(TwoMonth+’/’+TwoDay+’/’+TwoYear))/86400000/365);    
   var age = Math.abs(cha)+1+"";  
    return age.split(".")[0];  
}  


java中计算年龄  
/** 计算年龄 */  
public  String getAge(Date birthDay) throws Exception {  
        Calendar cal = Calendar.getInstance();  

        if (cal.before(birthDay)) {  
            throw new IllegalArgumentException(  
                "The birthDay is before Now.It’s unbelievable!");  
        }  

        int yearNow = cal.get(Calendar.YEAR);  
        int monthNow = cal.get(Calendar.MONTH)+1;  
        int dayOfMonthNow = cal.get(Calendar.DAY_OF_MONTH);  
         
        cal.setTime(birthDay);  
        int yearBirth = cal.get(Calendar.YEAR);  
        int monthBirth = cal.get(Calendar.MONTH);  
        int dayOfMonthBirth = cal.get(Calendar.DAY_OF_MONTH);  

        int age = yearNow - yearBirth;  

        if (monthNow <= monthBirth) {  
            if (monthNow == monthBirth) {  
                //monthNow==monthBirth  
                if (dayOfMonthNow < dayOfMonthBirth) {  
                    age--;  
                }  
            } else {  
                //monthNow>monthBirth  
                age--;  
            }  
        }  

        return age +"";  
    } 

js/java中计算年龄

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原文地址：http://www.cnblogs.com/limei-88/p/4571269.html