JSFiddle - React, Tailwind, and code Playground
by huuzoo
HTML
<input type="button" value="分割する" onclick="splitURL()">
<p>ID:<span id="idInfo"></span></p>
JavaScript
function splitURL(){
var url ='http://exmple.com?id=01230123';
var split_url = url.split("=");
document.getElementById('idInfo').innerHTML = split_url[1]
}