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在wamp堆棧中運行php代碼時mysql vs mysqli錯誤

[英]mysql vs mysqli error when running php code in wamp stack

(mysql vs mysqli錯誤(advait))

大家好,請參見代碼。 這段代碼在我的localhost WAMP Win7 php ver 5.5.12上運行,但顯示錯誤:

---
Deprecated: mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in C:\wamp\www\get_data02.php on line 9
Call Stack
#   Time    Memory  Function    Location
1   0.0010  135216  {main}( )   ..\get_data02.php:0
2   0.0010  135680  mysql_connect ( )   ..\get_data02.php:9
---

我嘗試用mysqli替換mysql,但這只會帶來更多錯誤。 我該如何解決? 謝謝,

<?php
// 1. Enter Database details
$dbhost = 'localhost';
$dbuser = 'root';
$dbpass = '';
$dbname = 'iamdb_copy_04';
// 2. Create a database connection
$connection = mysql_connect($dbhost,$dbuser,$dbpass);
if (!$connection) {
    die("Database connection failed: " . mysql_error());
}
// 3. Select a database to use 
$db_select = mysql_select_db($dbname,$connection);
if (!$db_select) {
    die("Database selection failed: " . mysql_error());
}
$query = mysql_query("SELECT * FROM users WHERE city = 'city' ");

while ($rows = mysql_fetch_array($query)) { 
   $f_name = $rows['first_name'];
   $address_01 = $rows['address_01'];
   $city = $rows['city'];
   echo "$f_name<br>$address_01<br>$city<br><br>";      
} 
?>

有兩種方法可以解決此錯誤。

  1. 設置display_errors使用PHP文件關閉ini_set("display_errors",0)的PHP的開始后<?php

  2. 更換mysqlmysqlimysql_connectmysql_select_dbmysql_querymysql_fetch_array

讓我知道您是否仍然遇到任何問題,並評論您的錯誤。

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