JSFiddle - React, Tailwind, and code Playground

by mischah

JavaScript

var isPopUpBlockerActive = function() {
	var popUp = window.open("http://www.micromata.de"),
        status;
    if (!popUp) {
        status = true;
	} else {
		popUp.close();
        status = false;
	}
    return status;
}

var popUpsblocked = isPopUpBlockerActive()
alert('popUpsblocked=' + popUpsblocked);