OGP - charset
Content-Type: text/html; charset=XXX
UTF-8
Shift_JIS
<meta http-equiv="Content-Type" content="text/html; charset=XXX">
* No charset parameter in Content-Type header
UTF-8 (within the first 1024 bytes)
UTF-8 (without the first 1024 bytes)
Shift_JIS (within the first 1024 bytes)
Shift_JIS (without the first 1024 bytes)
<meta charset="XXX">
* No charset parameter in Content-Type header
UTF-8 (within the first 1024 bytes)
UTF-8 (without the first 1024 bytes)
Shift_JIS (within the first 1024 bytes)
Shift_JIS (without the first 1024 bytes)
no charset
UTF-8
Shift_JIS