就mysqli_result（）而言，此mysql_result（）的等效项是什么？

Question

$query = "SELECT `uid` FROM `userdata` WHERE `username` = '$username' AND `password` = '$password'";
$query_run = mysqli_query($con, $query);

Note :- $con = mysqli_connect($host, $user, $pword);

$query_num_rows = mysqli_num_rows($query_run);
$user_id = mysql_result($query_run,0,'uid');//How do convert this line to mysqli_result() function???

Answer 1

The answer is :- replace the line

$user_id = mysql_result($query_run,0,'uid');

with

$row = mysqli_fetch_assoc($query_run);
            echo $row['uid'];