From c7ecd9f0bbdfd7797303ed54d6cb4ec776f13622 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Tue, 8 Nov 2022 17:39:57 +0800
Subject: [PATCH] 1

---
 bcutils.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/bcutils.js b/bcutils.js
index 894a0df..7907ee9 100644
--- a/bcutils.js
+++ b/bcutils.js
@@ -115,13 +115,13 @@ function extractParamsFromTransId(transId) {
 
 function extractSubParams(param) {
   const subParams = [0, 0];
-  if (param.toString().length <= 20) {
-    subParams[1] = param;
+  if (param.toString().length < 20) {
+    throw 'extractSubparams error to shot:' + param;
   } else if (param.toString().length > 40) {
     throw 'extractSubparams error to long:' + param;
   } else {
     subParams[0] = param.toString().substr(0, param.toString().length - 20);
-    subParams[1] = param.toString().substr(param.toString().length - 20);
+    subParams[1] = param.toString().substr(10);
   }
   subParams[0] = utils.removeLeadZero(subParams[0]);
   subParams[1] = utils.removeLeadZero(subParams[1]);