html meta タグいろいろ

<meta http-equiv="X-UA-Compatible" content="IE=edge">

http://www.loconoco.info/?p=665

<meta name="viewport" content="width=device-width, initial-scale=1">

http://qiita.com/ryounagaoka/items/045b2808a5ed43f96607

<meta name="robots" content="NONE,NOARCHIVE">

https://www.suzukikenichi.com/blog/7-correct-ways-of-using-robots-meta-tag/
https://www.suzukikenichi.com/blog/how-to-use-meta-noindex-nofollow-noarchive/