JSFiddle - React, Tailwind, and code Playground

HTML

<a id="id" href="#">Click</a>

JavaScript

var shiftClick = jQuery.Event("click");
shiftClick.shiftKey = true;

$("#id").click(function(event) {
    if (event.shiftKey) {
       alert("Shift key is pressed");
    }
    else {
        alert('No shift hey');
    }
});

$("#id").trigger(shiftClick);