添加期末大作业文件夹Project，目前与Assignment5中一致

Project/static/js/modify.js

@@ -0,0 +1,28 @@
+var modify = {}
+
+modify.showModifyPassword = function() {
+    let modifyType = document.getElementById('modifyType').value
+    let info = {
+        modifyPasswordLis: document.getElementsByClassName('modifyPassword'),
+        modifymobileNoLis: document.getElementsByClassName('modifymobileNo'),
+    }
+
+    // 遍历隐藏所有元素
+    for (let key in info) {
+        let elements = info[key];
+        for (let item of elements) {
+            item.style.display = 'none'; // 确保所有相关元素被隐藏
+        }
+    }
+
+    // 根据 modifyType 显示相关元素
+    if (modifyType === "2") {
+        for (let item of info.modifyPasswordLis) {
+            item.style.display = 'block';
+        }
+    } else if (modifyType === "3") {
+        for (let item of info.modifymobileNoLis) {
+            item.style.display = 'block';
+        }
+    }
+}