JSFiddle - React, Tailwind, and code Playground

by Town

HTML

<form id="myForm">
    <input id="field-huima-0-value"/>
    <div class="link-field"><input class="form-text"/></div>
    <input type="submit" value="Submit" id="edit-submit" />
</form>

JavaScript

$("#myForm").submit(function() {
    if ($("#field-huima-0-value").val() === '' 
        && $(".link-field .form-text").val() === '') {
        
        alert("you must at least enter one value!");
        return false;
    }
});