JSFiddle - React, Tailwind, and code Playground

by Kaleb Hornsby

HTML

<div><label>Longitude<br/><input id=longitude name=longitude /></label></div>
<div><label>Longitude (degrees)<br/><input id=longitude_deg name=longitude_deg /></label></div>&deg;

JavaScript

$('#longitude_deg').on('keypress', function(e) {
    if(e.keyCode === 32) {
        this.value += '° ';
    }
})
        .on('change', function() {
        $('#longitude').val(this.value);
});