Nov 6, 2018 · Use .trim () to actually trim all whitespace around a value. The second if statement is exactly the opposite of the first one and can be written as an else statement. You also need …

May 20, 2024 · In JavaScript, you can conditionally disable buttons based on specific criteria to control user interactions. Using simple if-else statements or event listeners, you can …

Jan 21, 2021 · Set button disable property false for disabled it and true for enabled it in JavaScript. You have to use id for that and if-else conditions statement.

The if/else statement executes a block of code if a specified condition is true. If the condition is false, another block of code can be executed. The if/else statement is a part of JavaScript's …

Sep 3, 2015 · If-statements - If-Statements take a boolean and do something different based on the boolean. If you're toggling a value like "disabled" you usually can just pass the boolean …

Sep 29, 2017 · How can I disable a button by clicking a certain button? It looks like this, if I click the Accept button (Accept button only is disabled) other button is enabled. order_status = …

Nov 15, 2012 · function toggle(id) { var base = 'disableMe'; var disable = document.getElementById(base+id); var enable = document.getElementById(base+(id == 1 ? …

Aug 21, 2010 · Try using a return statement. It works best. It stops the function when the condition is met. function anything() { var get = document.getElementsByClassName("text ").value; if …

Dec 21, 2019 · This forces you to remove any nested conditions. This pseudo-code: if (file_exists(file)) { content = file_read(file); if (content.startsWith('config')) { ret = 'config:'; } else …

May 27, 2019 · document.querySelector('#year').onchange = ev => { const value = ev.target.value; if (value === '2019') { document.querySelector('#fall').disabled = true; } else { …