Editing Count number of characters (section)

== How to count characters with Excel ==
* Excel: [https://support.office.com/en-us/article/len-lenb-functions-29236f94-cedc-429d-affd-b5e33d2c67cb LEN, LENB functions] / [https://support.office.com/zh-tw/article/LEN%E3%80%81LENB-%E5%87%BD%E6%95%B8-29236f94-cedc-429d-affd-b5e33d2c67cb LEN、LENB 函數] {{exclaim}} Result of the function {{kbd | key=LENB}} is not the same with the result in other programming language.
<pre>
// number of characters
=LEN("狐") // return 1
=LEN("《王大文 Dawen》") // return 11

// number of bytes
=LENB("狐") // return 2
=LENB("《王大文 Dawen》") // return 16
</pre>

* [http://string-functions.com/length.aspx Calculate String Length Online]
* [https://stackoverflow.com/questions/5290182/how-many-bytes-does-one-unicode-character-take string - How many bytes does one Unicode character take? - Stack Overflow]