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php - mysql_fetch_row() 期望参数 1 是给定的资源、对象。?

转载 作者:行者123 更新时间:2023-11-29 00:53:23 25 4
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Possible Duplicate:
mysql_fetch_array() expects parameter 1 to be resource, boolean given in select

我的代码出错的原因是什么以及我该如何解决?(我使用 codeigniter)

$query_hotel_search = $this->db->query("SELECT * FROM hotel_submits WHERE name LIKE '%$hotel_search%' ORDER BY name asc");
$units = array();
while( $row = mysql_fetch_row( $query_hotel_search ) ) // Line 27
{
$units = unserialize( $row[0] );
}
echo json_encode(var_dump($units));

错误:

A PHP Error was encountered
Severity: Warning
Message: mysql_fetch_row() expects parameter 1 to be resource, object given
Line Number: 27

输出:array(0) { } null

更新:

错误:

A PHP Error was encountered
Severity: Notice
Message: unserialize() [function.unserialize]: Error at offset 0 of 3 bytes
Line Number: 29

输出:bool(false) null

查看我的数据库:http://i.stack.imgur.com/IORSM.jpg

$query_hotel_search = mysql_query("SELECT * FROM hotel_submits WHERE name LIKE '%$hotel_search%' ORDER BY name asc");
if(mysql_num_rows($query_hotel_search)==0){
return '0';
}else{
$units = array();
while( $row = mysql_fetch_row( $query_hotel_search ) )
{
$units = unserialize( $row->units[0] ); // Line 29
}
echo json_encode(var_dump($units));
}

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