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day04_07-三個函數的區別

索引 host test 數組 utf 函數 query etc select

<?php
    $link = @mysql_connect(‘localhost‘,‘root‘,‘‘);
    mysql_query(‘use test‘,$link);
    mysql_query(‘set names utf8‘,$link);
    
    $res = mysql_query(‘select * from boy‘);
    //var_dump($res);
    print_r(mysql_fetch_assoc($res));
    //>>>Array ( [hid] => A [bname] => 屌絲 )
    //>>>返回關聯數組
    print_r(mysql_fetch_row($res));
    //>>>Array ( [0] => B [1] => 楊過 )
    //>>>返回索引(數字)數組
    print_r(mysql_fetch_array($res));
    //>>>Array ( [0] => C [hid] => C [1] => 陳冠希 [bname] => 陳冠希 )
    //>>>返回索引數組和關聯數組的集合
?>

  

day04_07-三個函數的區別