選択範囲のHTML取得
jsx = window.getSelection().getRangeAt(0).cloneContents()
div = document.createElement('div')
div.appendChild(x)
div.innerHTMLドキュメントフラグメントはinnerHTMLを取得できないが、divに入れてしまえば取得できる
"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]
(C)NISHIO Hirokazu / Converted from [Scrapbox] at [Edit]