diff --git "a/\345\274\240\351\233\250\346\254\243/\346\265\213\350\257\225.txt" "b/\345\274\240\351\233\250\346\254\243/\346\265\213\350\257\225.txt"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/result.js" "b/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/result.js"
new file mode 100644
index 0000000000000000000000000000000000000000..128bb984af8d8d0309ae93595366898813e0d6ed
--- /dev/null
+++ "b/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/result.js"
@@ -0,0 +1,6 @@
+var objs=require("./use.js");
+
+console.log(objs.jia(1,6));
+console.log(objs.jian(5,7));
+console.log(objs.cheng(2,5));
+console.log(objs.chu(7,7));
\ No newline at end of file
diff --git "a/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/use.js" "b/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/use.js"
new file mode 100644
index 0000000000000000000000000000000000000000..577e3304d77afe242d01ca2f78ddf0437d9f2ccf
--- /dev/null
+++ "b/\345\274\240\351\233\250\346\254\243/\350\256\241\347\256\227\345\231\250/use.js"
@@ -0,0 +1,35 @@
+var num=/^[0-9]$/;
+
+var nums=/^[1-9]$/;
+
+var obj={
+    jia:function(num1,num2){
+        if(!num.test(num1) || !num.test(num2)){
+            return "请输入数值！"
+        }else{
+            return num1+num2;
+        }
+    },
+    jian:function(num1,num2){
+         if(!num.test(num1) || !num.test(num2)){
+            return "请输入数值！"
+        }else{
+            return num1-num2;
+        }
+    },
+    cheng:function(num1,num2){
+         if(!num.test(num1) || !num.test(num2)){
+            return "请输入数值！"
+        }else{
+            return num1*num2;
+        }
+    },
+    chu:function(num1,num2){
+         if(!nums.test(num1) || !num.test(num2)){
+            return "请正确输入数值"
+        }else{
+            return num1/num2;
+        }
+    }
+}
+module.exports=obj;
\ No newline at end of file