From 77d837c01025ec33515e83df7ef8beaf86994827 Mon Sep 17 00:00:00 2001
From: "lihao.ylh" <lihao.ylh@alibaba-inc.com>
Date: Mon, 28 Feb 2022 16:40:08 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E4=BC=98=E5=8C=96=E5=BD=93=20loop?=
 =?UTF-8?q?=20=E4=B8=BA=E7=A9=BA=E6=95=B0=E7=BB=84=E6=97=B6,=20=E5=88=A4?=
 =?UTF-8?q?=E6=96=AD=E4=B8=BA=E6=9C=89=20loop=20=E9=85=8D=E7=BD=AE?=
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---
 packages/designer/src/document/node/node.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/designer/src/document/node/node.ts b/packages/designer/src/document/node/node.ts
index 4af456ab5..78d2870bd 100644
--- a/packages/designer/src/document/node/node.ts
+++ b/packages/designer/src/document/node/node.ts
@@ -501,7 +501,7 @@ export class Node<Schema extends NodeSchema = NodeSchema> {
   }
 
   /**
-   * has loop when 1. loop is validArray with length > 1 ; OR  2. loop is variable object
+   * has loop when 1. loop is valid array ; OR  2. loop is variable object
    * @return boolean, has loop config or not
    */
   hasLoop() {
@@ -510,7 +510,7 @@ export class Node<Schema extends NodeSchema = NodeSchema> {
       return false;
     }
 
-    if (Array.isArray(value) && value.length > 0) {
+    if (Array.isArray(value)) {
       return true;
     }
     if (isJSExpression(value)) {