MySQLi In

MySQLi IN function finds a match in the given arguments.

The function returns 1 if expr is equal to any of the values in the IN list, otherwise, returns 0

Below the syntax of IN condition

EXPR IN(value1, value2,... valuen);

<?php
$conn  = mysqli_connect('localhost:3306', 'user_name', 'password', 'db_nexladder');
 if(! $conn) {
     die('Could not connect: ' . mysqli_error());
 }
$sql = "SELECT * FROM `tbl_customers` WHERE `id` IN (3, 5, 7)";
$result = mysqli_query($conn, $sql);
if (mysqli_num_rows($result) > 0) 
  {
    while($row = mysqli_fetch_object($result)) {
      echo "Name: " . $row->first_name. "<br />";
     }
   } else {
      echo "0 rows";
}
 mysqli_close($conn);
?>

Below it'll look like: