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这段代码为啥无法 加入链接

WBOY
Release: 2016-06-13 12:40:33
Original
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这段代码为什么无法 加入链接啊

<br>
<br>
 <br>
  <title> New Document </title><br>
 <br>
<br>
 	<br>
  <?php <br />
$link   = mysql_connect( '127.0.0.1', 'root', '520928' ) or die( mysql_error() );//连接数据库服务器<br>
          mysql_select_db( 'test' );//选择数据库<br>
          mysql_set_charset( 'utf8' );//设置字符编码<br>
 <br>
             $sql = "SELECT * FROM wxtree";//查询分类表<br>
          $result = mysql_query( $sql );<br>
            $tree = array();//初始化一个数组<br>
          while( $row  = mysql_fetch_assoc( $result ) )<br>
                 {                 	 <br>
                     $tree[$row['fid']][$row['id']]  = $row['cat_name'];//创建分类数组                                                  <br>
                 }<br>
          mysql_close( $link );//关闭数据库<br>
		  <br>
        print_r($tree[02]);<br>
echo '-------------------------------------------' . "\n";<br>
 <br>
//递归函数<br>
  <br>
function for_category( $arr = array(), $arr2 )<br>
{	 	<br>
    echo "
Copy after login
    ";
        foreach ( $arr as $k => $v )
        {   
            if ( isset( $arr2[$k] ) && is_array( $arr2[$k] ) )
            {  
                echo "
  • $k $v           W3School 添加  编辑   删除 " ;           
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