JSFiddle - React, Tailwind, and code Playground

by jquerybyexample

HTML

<input type="text" id="txtNoSpaces" onpaste="return false;" />

JavaScript

$(document).ready(function(){ 
$("#txtNoSpaces").keydown(function(event) {
    if (event.keyCode == 32) {
        event.preventDefault();
    }
});
});