diff --git a/src/form/README.md b/src/form/README.md
index 84727dae7..983f498c5 100644
--- a/src/form/README.md
+++ b/src/form/README.md
@@ -379,7 +379,10 @@ export default {
   },
   methods: {
     onConfirm(values) {
-      this.value = values.map((item) => item.name).join('/');
+      this.value = values
+        .filter((item) => !!item)
+        .map((item) => item.name)
+        .join('/');
       this.showArea = false;
     },
   },
diff --git a/src/form/README.zh-CN.md b/src/form/README.zh-CN.md
index 9d2a53903..f68a8cc41 100644
--- a/src/form/README.zh-CN.md
+++ b/src/form/README.zh-CN.md
@@ -412,7 +412,10 @@ export default {
   },
   methods: {
     onConfirm(values) {
-      this.value = values.map((item) => item.name).join('/');
+      this.value = values
+        .filter((item) => !!item)
+        .map((item) => item.name)
+        .join('/');
       this.showArea = false;
     },
   },
diff --git a/src/form/demo/FieldTypeArea.vue b/src/form/demo/FieldTypeArea.vue
index 73e96d06e..28dd916a7 100644
--- a/src/form/demo/FieldTypeArea.vue
+++ b/src/form/demo/FieldTypeArea.vue
@@ -52,7 +52,10 @@ export default {
 
   methods: {
     onConfirm(values) {
-      this.value = values.map((item) => item.name).join('/');
+      this.value = values
+        .filter((item) => !!item)
+        .map((item) => item.name)
+        .join('/');
       this.showArea = false;
     },