JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" id="09_1" name="09_1" class="rounded"/>
<input type="checkbox" checked id="h09_1" name="h09_1" class="rounded"/>

JavaScript

$(document).on("change", "#09_1", function (event) {
    if(!isNaN(this.value)){
           if(this.value > 0)
                  alert("heloo");
    }
});