Update test code.

README.md

@@ -5,13 +5,13 @@ npmjs: https://www.npmjs.com/package/@dishanqian/cn_and_tw
 
 ### import
 ``` typescript
-import { cn2tw, tw2cn } from 'https://deno.land/x/[email protected].2/index.ts';
+import { cn2tw, tw2cn } from 'https://deno.land/x/[email protected].3/index.ts';
 ```
 
 ### test
 ``` typescript
-['个', '计算机', '天干'].forEach(from => console.log(from, cn2tw(from))));
-['個', '計算機', '天干'].forEach(from => console.log(from, tw2cn(from))));
+['个', '计算机', '天干'].forEach(from => console.log(`${from}=>${cn2tw(from)}`));
+['個', '計算機', '天干'].forEach(from => console.log(`${from}=>${tw2cn(from)}`));
 ```
 
 ## <en_us>