function change(){var e=document.querySelector("#group2 textarea"),t=document.getElementById("string");return t.value==e.value?(alert(t.value),t.value):ind.indexOf(e.value)+1?(alert("Loop found."),null):(t.value=e.value,document.querySelector(".btn.btn-primary").click(),ind.push(t.value),step++,setTimeout(change,1),void 0)}var step=0,ind=[];