From ecc10cb6041b908342a757f5437f96c9d27cfe0e Mon Sep 17 00:00:00 2001
From: windy <1374721899@qq.com>
Date: Thu, 11 Jun 2020 18:59:26 +0800
Subject: [PATCH] =?UTF-8?q?=E6=97=A0JIRA=E4=BB=BB=E5=8A=A1=20replaceAll?=
 =?UTF-8?q?=E5=AE=9E=E7=8E=B0=E4=BF=AE=E6=94=B9=E4=B8=80=E4=B8=8B?=
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---
 src/core/func/string.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/func/string.js b/src/core/func/string.js
index c2d5aeb14b..e4b613f6d5 100644
--- a/src/core/func/string.js
+++ b/src/core/func/string.js
@@ -81,7 +81,7 @@ _.extend(BI, {
      * @returns {String} 替换后的字符串
      */
     replaceAll: function (str, s1, s2) {
-        return BI.isNull(str) ? str : str.replace(new RegExp(s1, "gm"), s2);
+        return BI.isString(str) ? str.replace(new RegExp(s1, "gm"), s2) : str;
     },
     /**
      * 总是让字符串以指定的字符开头