PHP一些代码收藏：验证身份号、根据身份证号获取星座和生肖等
<?php
// PHP根据身份证号，自动获取对应的星座函数
function get_xingzuo($cid) { // 根据身份证号，自动返回对应的星座
if (!isIdCard($cid)) return '';
$bir = substr($cid,10,4);
$month = (int)substr($bir,0,2);
$day = (int)substr($bir,2);
$strValue = '';
if (($month == 1 && $day >= 20) || ($month == 2 && $day <= 18)) {
$strValue = "水瓶座";
} else if (($month == 2 && $day >= 19) || ($month == 3 && $day <= 20)) {
$strValue = "双鱼座";
} else if (($month == 3 && $day > 20) || ($month == 4 && $day <= 19)) {
$strValue = "白羊座";
} else if (($month == 4 && $day >= 20) || ($month == 5 && $day <= 20)) {
$strValue = "金牛座";
} else if (($month == 5 && $day >= 21) || ($month == 6 && $day <= 21)) {
$strValue = "双子座";
} else if (($month == 6 && $day > 21) || ($month == 7 && $day <= 22)) {
$strValue = "巨蟹座";
} else if (($month == 7 && $day > 22) || ($month == 8 && $day <= 22)) {
$strValue = "狮子座";
} else if (($month == 8 && $day >= 23) || ($month == 9 && $day <= 22)) {
$strValue = "处女座";
} else if (($month == 9 && $day >= 23) || ($month == 10 && $day <= 23)) {
$strValue = "天秤座";
} else if (($month == 10 && $day > 23) || ($month == 11 && $day <= 22)) {
$strValue = "天蝎座";
} else if (($month == 11 && $day > 22) || ($month == 12 && $day <= 21)) {
$strValue = "射手座";
} else if (($month == 12 && $day > 21) || ($month == 1 && $day <= 19)) {
$strValue = "魔羯座";
}
return $strValue;
}
function get_shengxiao($cid) { //根据身份证号，自动返回对应的生肖
if (!isIdCard($cid)) return '';
$start = 1901;
$end = $end = (int)substr($cid,6,4);
$x = ($start - $end) % 12;
$value = "";
if ($x == 1 || $x == -11) {$value = "鼠";}
if ($x == 0) { $value = "牛";}
if ($x == 11 || $x == -1) {$value = "虎";}
if ($x == 10 || $x == -2) {$value = "兔";}
if ($x == 9 || $x == -3) {$value = "龙";}
if ($x == 8 || $x == -4) {$value = "蛇";}
if ($x == 7 || $x == -5) {$value = "马";}
if ($x == 6 || $x == -6) {$value = "羊";}
if ($x == 5 || $x == -7) {$value = "猴";}
if ($x == 4 || $x == -8) {$value = "鸡";}
if ($x == 3 || $x == -9) {$value = "狗";}
if ($x == 2 || $x == -10) {$value = "猪";}
return $value;
}
function get_xingbie($cid) { //根据身份证号，自动返回性别
if (!isIdCard($cid)) return '';
$sexint = (int)substr($cid,16,1);
return $sexint % 2 === 0 ? '女' : '男';
}
function isIdCard($number) { // 检查是否是身份证号
// 转化为大写，如出现x
$number = strtoupper($number);
//加权因子
$wi = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
//校验码串
$ai = array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
//按顺序循环处理前17位
$sigma = 0;
for ($i = 0;$i < 17;$i++) {
//提取前17位的其中一位，并将变量类型转为实数
$b = (int) $number{$i};
//提取相应的加权因子
$w = $wi[$i];
//把从身份证号码中提取的一位数字和加权因子相乘，并累加
$sigma += $b * $w;
}
//计算序号
$snumber = $sigma % 11;
//按照序号从校验码串中提取相应的字符。
$check_number = $ai[$snumber];
if ($number{17} == $check_number) {
return true;
} else {
return false;
}
}
?>
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