JSFiddle - React, Tailwind, and code Playground
by Herman Nz
HTML
<form action="">
<input type="text" id="text" name="name" value="" />
<br/>
<input type="button" id="text_value" value="Get Value"/>
</form>
<br/>
<input type="text" id="txtSiap" name="txtSiap" value="" />
JavaScript
$(document).ready(function() {
$('#text_value').click(function() {
var text_value = $("#text").val();
document.getElementById('txtSiap').value=text_value;
});
});