JSFiddle - React, Tailwind, and code Playground

HTML

<div id="div"></div>
<input type="text" id="input">

JavaScript

$(document).ready(function () {
    var names = ["nick", "nicky", "nickyy", "nick23", "nickfe09", "nickf9", "jim1", "jimbo2"];
    
    $.each(names, function (index, value) {
        $('<span>').html(value + '<br>').appendTo('#div');
    });
    
    $('#input').on("change keyup", function (event) {
        $('#div > span').css('background','');
        $('#div > span:contains("' + $(this).val() + '")').css('background', 'red');
    });
});