diff --git a/lrubuffer/native_module_lrubuffer.cpp b/lrubuffer/native_module_lrubuffer.cpp
index eee051c4a9ab9c9f30cead513f9e72cef289ae63..cbd5a66d1938fc2c22e49218d64f54f0cf3d90dc 100755
--- a/lrubuffer/native_module_lrubuffer.cpp
+++ b/lrubuffer/native_module_lrubuffer.cpp
@@ -22,8 +22,7 @@ static napi_value LruBufferInit(napi_env env, napi_value exports)
     const char *lruBufferClassName = "lrubuffer";
     napi_value lruBufferClass = nullptr;
     NAPI_CALL(env, napi_define_class(env, lruBufferClassName, strlen(lruBufferClassName), nullptr,
-    nullptr, 0, nullptr,
-    &lruBufferClass));
+                                     nullptr, 0, nullptr, &lruBufferClass));
     static napi_property_descriptor desc[] = {
         DECLARE_NAPI_PROPERTY("lrubuffer", lruBufferClass),
     };
diff --git a/scope/native_module_scope.cpp b/scope/native_module_scope.cpp
index c3eff3e6591f28ae99acd013583552552947c976..3dd9411a1ce81ca5d7b2e28cda20943076047c92 100755
--- a/scope/native_module_scope.cpp
+++ b/scope/native_module_scope.cpp
@@ -22,8 +22,7 @@ static napi_value ScopeInit(napi_env env, napi_value exports)
     const char *ClassName = "scope";
     napi_value scopeClass = nullptr;
     NAPI_CALL(env, napi_define_class(env, ClassName, strlen(ClassName), nullptr,
-    nullptr, 0, nullptr,
-    &scopeClass));
+                                     nullptr, 0, nullptr, &scopeClass));
     static napi_property_descriptor desc[] = {
         DECLARE_NAPI_PROPERTY("scope", scopeClass)
     };
diff --git a/util/js_rational.cpp b/util/js_rational.cpp
index 567c26f32e7ae0e537ad6e957a3e980e0338025a..544974093abcc367e4cef881437451d8956f49da 100755
--- a/util/js_rational.cpp
+++ b/util/js_rational.cpp
@@ -20,11 +20,14 @@
 #include "utils/log.h"
 #include "securec.h"
 namespace OHOS::Util {
-    RationalNumber::RationalNumber(napi_env env, int num, int den)
+    RationalNumber::RationalNumber(napi_env env, int molecule, int denominator)
     {
         env_ = env;
         napi_value result = nullptr;
-        den < 0 ? num *= -1, den *= -1 : 0;
+        int num = molecule;
+        int den = denominator;
+        num = den < 0 ?  num * (-1) : num;
+        den = den < 0 ?  den * (-1) : den;
         if (den == 0) {
             if (num > 0) {
                 mnum = 1;
diff --git a/util/js_textdecoder.cpp b/util/js_textdecoder.cpp
index 4d3c9c6cebd2a528a168bc2eaeb53ee541541096..8f38672f9318202954338916cc9c0d714d36fd5f 100755
--- a/util/js_textdecoder.cpp
+++ b/util/js_textdecoder.cpp
@@ -73,8 +73,8 @@ namespace OHOS::Util {
         NAPI_CALL(env_, napi_get_typedarray_info(env_, src, &type, &length, &data1, &arrayBuffer, &byteOffset));
         const char *source = static_cast<char*>(data1);
         UErrorCode codeFlag = U_ZERO_ERROR;
-        size_t limit = GetMinByteSize()  *length;
-        size_t len = limit  *sizeof(UChar);
+        size_t limit = GetMinByteSize() * length;
+        size_t len = limit * sizeof(UChar);
         UChar *arr = nullptr;
         if (limit > 0) {
             arr = new UChar[limit + 1];