updated 变量声明修改

src/module/unit.js

@@ -2,16 +2,16 @@
  * 数值转换
 */
 
-var textAttr = ['','一','二','三','四','五','六','七','八','九','十'];
+const textAttr = ['','一','二','三','四','五','六','七','八','九','十'];
 
 // 中文数字转阿拉伯数字
 export function zh2number(text){
-    var num = 0;
-    var map = {'大':1,'小':99};
+    let num = 0;
+    const map = {'大':1,'小':99};
     if(map[text]){
         num = map[text];
     }else{
-        var [unit,dec=0] = text.replace(/^十/,'一十').split('十').map(word=> textAttr.indexOf(word)).reverse();
+        let [unit,dec=0] = text.replace(/^十/,'一十').split('十').map(word=> textAttr.indexOf(word)).reverse();
         num = dec*10+unit;
     }
     return num;
@@ -19,13 +19,13 @@ export function zh2number(text){
 
 // 阿拉伯数字转中文数字
 export function number2zh(num){
-    var text = '';
-    var map = {1:'大',99:'小'};
+    let text = '';
+    const map = {1:'大',99:'小'};
     if(map[num]){
         text = map[num];
     }else{
-        var dec = ~~(num/10);
-        var unit = num%10;
+        let dec = ~~(num/10);
+        let unit = num%10;
         text = (dec?(textAttr[dec]+'十').replace('一十','十'):'')+textAttr[unit];
     }
     return text;