PHP city-linked classification sorting program_PHP tutorial

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Release: 2016-07-13 16:56:49
Original
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A netizen wrote a PHP classification program for linking prefectures and cities. You can refer to it.

Write a function to convert the data

 代码如下 复制代码
$array = array(
    0=>array("","河北"),
    1=>array("","北京"),
    2=>array(0,"保定"),
    3=>array(1,"海淀"),
    4=>array(3,"中关村"),
    5=>array(2,"涿州")
);


After processing, the return is as follows:
Hebei
-Baoding
--Zhuozhou
Beijing
-Haidian
--Zhongguancun

The code is as follows
 代码如下 复制代码
function typeArray($array){
   $con = null;
   foreach ($array as $k=>$v){
        $na[$k] = is_numeric($v[0]) ? $na[$v[0]].$k."|" : $k."|";
    }
   asort($na);
   foreach ($na as $k=>$v){
     $s = substr_count($v,"|");
      $con .= str_repeat("-",($s-1)).$array[$k][1]."n";
    }
    return $con;
}
Copy code
function typeArray($array){
$con = null; foreach ($array as $k=>$v){

$na[$k] = is_numeric($v[0]) ? $na[$v[0]].$k."|" : $k."|";

} foreach ($na as $k=>$v){ $s = substr_count($v,"|"); $con .= str_repeat("-",($s-1)).$array[$k][1]."n"; } Return $con; }
http://www.bkjia.com/PHPjc/631581.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/631581.htmlTechArticleA php classification program for prefecture-city linkage written by a netizen, you can refer to it. Write a function to convert the data. The code is as follows. Copy the code $array = array( 0=array(,Hebei), 1=array(,Beijing),...
source:php.cn
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