sub_str(, = 0, = = ();
= (
( == 0 || > + ( = )
(('mb_substr' = mb_substr(, 0, , (('iconv_substr' = (, 0, ,
= (, 0,
( && != .= '...'
}
コードを見る
2. ユーザーの実際の IP アドレスを取得します
![よく使われるPHP関数を史上最も完全にまとめた、見ないとアウト（随時更新！）_PHPチュートリアル]()
=
( !==
(( ((['HTTP_X_FORWARDED_FOR' = (',', ['HTTP_X_FORWARDED_FOR'
( = (
( != '不明' =
((['HTTP_CLIENT_IP' = ['HTTP_CLIENT_IP'
((['REMOTE_ADDR' = ['REMOTE_ADDR'
