一个判断干支、属相和星座的php函数

<?php/** * 判断干支、生肖和星座 * @param string $type 返回类型: array. * @param date $birth = 时间戳,其它时间写法 * @author bottle [[email protected]][email protected][/email]//示例$arr = birthext ( '474768000' ); //时间戳print_r ( $arr );$arr = birthext ( '1985-01-17' );print_r ( $arr );$arr = birthext ( '19850117' );print_r ( $arr ); */function birthext($birth) {	if (strstr ( $birth, '-' ) === false && strlen ( $birth ) !== 8)		$birth = date ( "Y-m-d", $birth );	if (strlen ( $birth ) === 8) {		if (eregi ( '([0-9]{4})([0-9]{2})([0-9]{2})$', $birth, $bir ))			$birth = "{$bir[1]}-{$bir[2]}-{$bir[3]}";	}		if (strlen ( $birth ) < 8)		return false;		$tmpstr = explode ( '-', $birth );		if (count ( $tmpstr ) !== 3)		return false;		$y = ( int ) $tmpstr [0];	$m = ( int ) $tmpstr [1];	$d = ( int ) $tmpstr [2];	$result = array ();	$xzdict = array ('摩羯', '宝瓶', '双鱼', '白羊', '金牛', '双子', '巨蟹', '狮子', '处女', '天秤', '天蝎', '射手' );	$zone = array (1222, 122, 222, 321, 421, 522, 622, 722, 822, 922, 1022, 1122, 1222 );	if ((100 * $m + $d) >= $zone [0] || (100 * $m + $d) < $zone [1]) {		$i = 0;	} else {		for($i = 1; $i < 12; $i ++) {			if ((100 * $m + $d) >= $zone [$i] && (100 * $m + $d) < $zone [$i + 1])				break;		}	}	$result ['xz'] = $xzdict [$i] . '座';		$gzdict = array (array ('甲', '乙', '丙', '丁', '戊', '己', '庚', '辛', '壬', '癸' ), array ('子', '丑', '寅', '卯', '辰', '巳', '午', '未', '申', '酉', '戌', '亥' ) );	$i = $y - 1900 + 36;	$result ['gz'] = $gzdict [0] [($i % 10)] . $gzdict [1] [($i % 12)];		$sxdict = array ('鼠', '牛', '虎', '兔', '龙', '蛇', '马', '羊', '猴', '鸡', '狗', '猪' );	$result ['sx'] = $sxdict [(($y - 4) % 12)];	return $result;}?>