JSFiddle - React, Tailwind, and code Playground

by iftikharyk

HTML

<input name="startCalc" value="Start" type="submit">

JavaScript

let url = "https://jsfiddle.net&startCalc=1"; // Suppose you are getting url in here
let urlParams = new URLSearchParams(url);
let parameterExists = urlParams.get('startCalc');

if(typeof parameterExists !== 'undefined' && parameterExists == 1) {
    document.getElementsByName('startCalc')[0].click();
    console.log('button clicked!')
}