我用的时候
function __construct()
{
// open db
$this->db = new mysqli(DB_HOST, DB_USER, DB_PASSWORD, DB_DATABASE);
if (!$this->db)
die(mysql_error());
$this->db->query("SET NAMES 'utf8';");
}
$result=$this->db->query("SELECT OrgNo, CompanyName FROM ematch WHERE CompanyName LIKE '%$word%';");
$num=$result->num_rows;
print $num;
$i=0;
while ($i < $num)
{
$OrgNo=mysql_result($result,$i,"OrgNo");
$CompanyName=mysql_result($result,$i,"CompanyName");
$i++;
print $OrgNo.' '.$CompanyName.'<br>';
}
Run Code Online (Sandbox Code Playgroud)
我收到此错误:警告:mysql_result():提供的参数不是有效的MySQL结果资源,没有任何结果.
在UIButton上我设置了这样的标题
[myButton setTitle:@"Play"forState:UIControlStateNormal];
在另一个按钮上我设置了相同的标题
[myButton1 setTitle:@"Play"forState:UIControlStateNormal];
通过设置按钮标签我可以轻松比较.但是如何通过标题名称来比较按钮呢?
$gt = 'andrew';
mysql_connect('localhost', '', '');
mysql_select_db('database');
$result = mysql_query("SELECT gamertag FROM register WHERE gamertag = '".$gt."'");
while ($row = mysql_fetch_assoc($result)) {
$gt = $row['gamertag'];
}
if($gt = 'andrew') {
echo 'This gamertag has previously been registered!';
}
Run Code Online (Sandbox Code Playgroud)