- The added line is THIS COLOR.
- The deleted line is THIS COLOR.
* alt [#idb7d366]
- imgタグにおけるaltの使い方について
-- http://www.kanzaki.com/docs/html/htminfo-alt.html
- ALTの空欄が効率的に見つかるAlt & Meta viewerがわりと便利
-- http://bashalog.c-brains.jp/16/08/02-124706.php
* meta [#k563db0e]
- METAタグの機能
-- http://www.nirui.com/2nd/yuu/html/meta.html
* input [#od03385d]
- 入力フォームのプレースホルダを使ってはいけない
-- http://www.usability.gr.jp/alertbox/form-design-placeholders.html
--- https://chrome.google.com/webstore/detail/popup-image-alt-attribute/kkbofklgmmbcapfendjbjkjklajldnjj?hl=ja
* 関連 [#rel]
- [[HTML5]]
- [[HTTP]]
- [[WCAG]]
- [[WCAG]] (Web Content Accessibility Guidelines)