JSFiddle - React, Tailwind, and code Playground

HTML

Search: <input id="test"/>
<ul id="results"></ul>

CSS

.wrap{
    background: yellow;
}

JavaScript

var results = ["Result1 Description", "Result2 Description", "Result3 Description"];

$("#test").change(function(){
    $("#results").empty();
var searchTerm = $(this).val();


for(var i = 0; i < results.length; i++){
    if(results[i].indexOf(searchTerm) != -1){
        
        $("#results").append("<li>"+ results[i].replace(searchTerm, "<span class=\"wrap\">" + searchTerm + "</span>") + "</li>");
    }
}
});