JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>

<input type="text" id="input">

JavaScript

$(function() {
  $("#input").on("cut copy paste", e => {
    const data = e.originalEvent.clipboardData.getData("Text")
    
  	if(! /\d./.test(data)) {
    	e.preventDefault()
    }
  })
})