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diff --git a/static/image/No.4.png b/static/image/No.4.png
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diff --git a/static/image/No.5.png b/static/image/No.5.png
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diff --git a/static/image/overlap.png b/static/image/overlap.png
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diff --git a/wxcomponents/vant/wxs/array.wxs b/wxcomponents/vant/wxs/array.wxs
index 7832416..e69de29 100644
--- a/wxcomponents/vant/wxs/array.wxs
+++ b/wxcomponents/vant/wxs/array.wxs
@@ -1,5 +0,0 @@
-function isArray(array) {
-  return array && (array.constructor === 'Array' || (typeof Array !== 'undefined' && Array.isArray(array)));
-}
-
-module.exports.isArray = isArray;