How to close the current tab using jQuery?

How to close the current tab using jQuery?

Please guide me,

To close the current tab using jQuery.

function closeCurrent() {
     var x = confirm('Are You sure want to exit:');
     if(x) {
     //window.open('invalidUrl.html', '_self', ''); // not works
                 //window.open('invalidUrl.html', '_self', ''); // not works
                 //window.open('invalidUrl.html', '_self', ''); // not works
    window.close();
     }
   }
<button onClick="closeCurrent();">CLOSE WINDOW</button>


Thanks,
Surendar