JSFiddle - React, Tailwind, and code Playground
HTML
1) Type something in the 'one' input<br>
2) the 'test' text was correctly inserted in the 'two' input.<br>
3) Edit the content of the 'two' input.<br>
4) Now if you type something new in the 'one' input , the 'two' input content isn't replaced with the 'test' text :(<br>
<br>
one <input id='one' type="text"><br>
two <input id='two' type="text">
JavaScript
$('#one').on('input',
function(){
var result = 'test'
$('#two').attr('value',result);
}
);