Characters size:
Use MultiByte Character: yes no

---

[test case:]
only read [readLine()/read()/read(char[1])]
garbage in buffer

• real read size:
  

mark/reset

• read size before mark():
  
• readAheadLimit size:
  
• read size after mark()/before reset():
  

---

---

Note: The real post body will be added followings:

• multipart boundary.
• Content-Disposition: form-data; name="[text form area name]"
• Some CR/LFs.