simplify work

persistance/main.js

@@ -1,8 +1,14 @@
+
+function addItemInList(name){
+    const li = document.createElement("li");
+    li.innerText = name;
+    document.getElementById("list1").appendChild(li);
+
+}
+
 function click(){
     const value = document.getElementById("input1").value;
-    const li = document.createElement("li");
-    li.innerText = value;
-    document.getElementById("list1").appendChild(li);
+    addItemInList(value);
 }
 
 document.getElementById("exo1").addEventListener("click", click);