php计算十二星座的函数代码

核心代码:

代码如下:

<?php 
/* 
* 计算星座的函数 string get_zodiac_sign(string month, string day) 
* 输入:月份,日期 
* 输出:星座名称或者错误信息 
*/ 

function get_zodiac_sign($month, $day) 
{ 
// 检查参数有效性 
if ($month < 1 || $month > 12 || $day < 1 || $day > 31) 
return (false); 
// 星座名称以及开始日期 
$signs = array( 
array( "20" => "宝瓶座"), 
array( "19" => "双鱼座"), 
array( "21" => "白羊座"), 
array( "20" => "金牛座"), 
array( "21" => "双子座"), 
array( "22" => "巨蟹座"), 
array( "23" => "狮子座"), 
array( "23" => "处女座"), 
array( "23" => "天秤座"), 
array( "24" => "天蝎座"), 
array( "22" => "射手座"), 
array( "22" => "摩羯座") 
); 
list($sign_start, $sign_name) = each($signs[(int)$month-1]); 
if ($day < $sign_start) 
list($sign_start, $sign_name) = each($signs[($month -2 < 0) ? $month = 11: $month -= 2]); 
return $sign_name; 
}//函数结束 
?>

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