php mysql query data_PHP tutorial
php mysql query data
//Tutorial on connecting to database
$link_id = mysql tutorial_connect("localhost","root","") or die("Connection failed");
if($link_id)
{
//Select database
mysql_select_db("my_test");
//The above is the header database connection part, which is the common part below.
if(!$_GET[id]){
//Display user list
$sql = "select * from userinfo";
$result=mysql_query($sql);
echo "
No. | Username | Gender | Age | Registration Time | Details |
".$row[id]." | ".$row[username]." | ".$row[gender]." | ".$row[age]." | ".$row[regdate]." | View |
}
else
{
//Show detailed information of the specified user
$sql="select * from userinfo where id=".$_GET[id];
$result=mysql_query($sql);
$row=mysql_fetch_array($result);
echo "Number: ".$row[id]."
Username: ".$row[username]."
Gender: ".$row[gender]."
Age: ".$row[age]."
Registration time: ".$row['regdate'];
echo "
Continue query";
}
}//end if
?>

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