How to Disable a Button in Javascript Based on Condition

In this video, you will learn how to disable a button in javascript based on condition. I hope you'll like the video and leave your feedback and suggestions for future video tutorials.

0:00 HTML
0:46 CSS
1:26 Javascript
3:11 Final Output

[peopleyoumustknow]

India is the empire in programming, cheer from Vietnam.

[sanchitsharma]

How to disable the hover effect from JavaScript file after limited attempts. Any Idea?

[vincerusselaseron]

hi how do i disable a button in a table. if i select the specific condition in a dropdown, thats the only time my button will be disabled. thanks!

[godgamer]

hey I was thinking abt a passwords retype password thing, if password != retype password, display the h1

[iliesbelouadi]

how can i hide button if visitor is not from facebook
iwant to disable pagebreak (next back buton) based on traffic referer like facebook and twitter ....

[swara_dange]

Plz help me with this - I have taken dropdown in selected items are column after selecting option n clicking on sort button that particular column should sort which table is on web page

[swa]

can u plz let me if the inputs are more than two or multiple using query selector all plz?

[luccagamboa]

Estou tentando bloquear por 15 dias um botão de envio de produtos, o produto vai ficar para compra por 15 dias e se não vender retorna e desbloqueia o botão de envio de produtos, me ajuda a fazer isso por favor, abaixo esta o formulario do envio do produto
<!--posts area-->
<div style="min-height: 400px;flex:2.5;padding: 20px;padding-right: 0px;">

style="border:solid thin #aaa; padding: 10px;background-color: white;">

method="post"

name="post" placeholder="Whats on your mind?"></textarea>
type="file" name="file">
id="post_button" type="submit" value="Post">

[jasonmoldovan]

someone please help! i have button in the child component, and the state in the parents. I have disabled={props.disabled} on the button and state={disabled:true} in the parents component. with a event handler on the form that when its submitted it'll check the requirements in the if else statement (which is when the inputs have a sertin number of .length the state will be set to disable:false). please