JSFiddle - React, Tailwind, and code Playground

by Dwi Adi Laksono

HTML

<input id="p_first"/>

JavaScript

$('#p_first').keypress(function(event){
            console.log(event.which);
        if(event.which != 8 && isNaN(String.fromCharCode(event.which))){
            event.preventDefault();
        }});