How to Search value from input by mysqli in database

Question

I want to show my database value when use type first character of the value. Let me describe it with my site I have a website with homepage input where user type input as t

Answer 1

Try this

if (isset($_POST['searchVal'])) {
$searchquery = $_POST['searchVal']; //input for search

//count table to see if any row/column has the train number

$searcher = mysqli_query("SELECT COUNT(*) FROM tablename WHERE trainno LIKE '%$searchquery%'") or die("could not search");


$count = mysqli_num_rows($searcher);

if ($count == 0) {
    echo "No results found";
} else {

    //while loop to select row with train name
    while($row = msqli_fetch_array($query)) {

        $trainnname = $row['trainname'];//name of row containing train name

        echo $trainname;
    }
  } 
}

Hope you understand how this works