diff --git a/09通过自定义函数禁止拖动.html b/09通过自定义函数禁止拖动.html
new file mode 100644
index 0000000..626d502
--- /dev/null
+++ b/09通过自定义函数禁止拖动.html
@@ -0,0 +1,77 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta charset="utf-8" />
+    <title>sortable.js filter属性自定义函数例子</title>
+    <meta name="viewport"
+        content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no, minimal-ui">
+    <script src="https://www.itxst.com/package/sortable/sortable.min.js"></script>
+    <style>
+        .itxst {
+            margin: 10px auto;
+            width: 70%;
+            float: left;
+            margin-right: 10px;
+        }
+
+        .itxst>div {
+            padding: 6px;
+            background-color: #fdfdfd;
+            border: solid 1px #eee;
+            margin-bottom: 10px;
+            cursor: move;
+        }
+
+        #msg {
+            clear: both;
+            width: 100%;
+        }
+
+        .move {
+            float: left;
+            width: 100px;
+            background-color: #3a6bfd;
+        }
+    </style>
+</head>
+
+<body>
+    <div class="box">
+        <div id="g1" class="itxst">
+            <div>filter属性自定义函数限制了 item 2 无法被拖动</div>
+            <div class="item" data-id="1">
+                item 1
+            </div>
+            <div class="item" data-id="2">
+                item 2
+            </div>
+            <div class="item" data-id="3">
+                item 3
+            </div>
+        </div>
+    </div>
+    <div id="msg"></div>
+    <script>
+        //第一组 
+        const g1 = document.getElementById('g1');
+        const ops1 = {
+            animation: 166,
+            delay: 30,
+            draggable: ".item",
+            filter(event, item) {
+                if (item.dataset.id === "2") {
+                    return true;
+                }
+                return false;
+            },
+            onEnd() {
+                const arr = sortable1.toArray();
+                console.log(arr)
+            }
+        };
+        const sortable1 = Sortable.create(g1, ops1);
+    </script>
+</body>
+
+</html>
\ No newline at end of file
diff --git a/temp.js b/temp.js
index 56a7881..3b4876d 100644
--- a/temp.js
+++ b/temp.js
@@ -3,7 +3,11 @@ var ops1 = {
   animation: 1000,
   delay: 30,
   draggable: '.item',
-  filter: '.filter',
+  //被禁止拖动的元素,第二个元素不允许被拖动
+  filter: function (evt, item) {
+    if (item.dataset.id == '2') return true;
+    return false;
+  },
   //拖动结束
   onEnd: function (evt) {
     console.log(evt);
