添加：js测试 关闭窗口按钮 打开窗口按钮 运算测试

test/js/index.js

@@ -1,7 +1,22 @@
 alert('测试');
+
 document.addEventListener("DOMContentLoaded", function () {
-    const button = document.getElementById("click_button");
-    button.addEventListener("click", function () {
+    const alert_button = document.getElementById("alert_button");
+    alert_button.addEventListener("click", function () {
         alert("你还真按啊");
     });
-});
+
+    const close_button = document.getElementById("close_button");
+    close_button.addEventListener("click", function () {
+        window.close();
+    });
+
+    const open_button = document.getElementById("open_button");
+    open_button.addEventListener("click", function () {
+        window.open();
+    });
+});
+
+var num1 = 1;
+var num2 = 2;
+console.log(num1 + num2);