本文实例讲述了php简单计算年龄的方法。分享给大家供大家参考，具体如下：
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/**
* $date是时间戳
* $type为1的时候是虚岁,2的时候是周岁
*/
function getAgeByBirth($date,$type = 1){
$nowYear = date("Y",time());
$nowMonth = date("m",time());
$nowDay = date("d",time());
$birthYear = date("Y",$date);
$birthMonth = date("m",$date);
$birthDay = date("d",$date);
if($type == 1){
$age = $nowYear - ($birthYear - 1);
}else{$type == 2}{
if($nowMonth<$birthMonth){
$age = $nowYear - $birthYear - 1;
}elseif($nowMonth==$birthMonth){
if($nowDay<$birthDay){
$age = $nowYear - $birthYear - 1;
}else{
$age = $nowYear - $birthYear;
}
}else{
$age = $nowYear - $birthYear;
}
}
return $age;
}
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希望本文所述对大家PHP程序设计有所帮助。