15:["$","div","6B5A",{"className":"Post_post__BuG2d","style":{"display":"flex","flexDirection":"column","alignItems":"center","gap":"8px","flex":"1","width":"calc(100% - 4vw)","padding":"12px","maxWidth":"920px"},"children":[["$","div",null,{"className":"$undefined","style":{"display":"flex","gap":"0.4rem","flexWrap":"wrap","width":"100%"},"children":[["$","a","",{"href":"/","className":"Post_fg__6on_n","style":{"opacity":"0"},"children":"あれ"}],[]]}],["$","article",null,{"className":"article","children":[["$","div",null,{"className":"$undefined","style":{"display":"flex","justifyContent":"space-between","flexWrap":"wrap","width":"100%"},"children":[["$","h2",null,{"style":{"margin":"0.2rem"},"children":["$","a",null,{"href":"/6B5A","children":"TiddlyWikiの保存の仕組み"}]}],["$","div",null,{"className":"$undefined","style":{"display":"flex","justifyContent":"end","alignItems":"center","flex":"1","textAlign":"right","whiteSpace":"nowrap"},"children":["$","div",null,{"children":"2022/6/22 9:36:00"}]}]]}],["$","div",null,{"className":"article_body","dangerouslySetInnerHTML":{"__html":"

<script class="tiddlywiki-tiddler-store" type="application/json">にJSONを保存しているっっっぽい\n
Tiddlerを保存する際にdocument.querySelectorでこの部分の中身を書き換えてやって、保存する際にはdocument.querySelector('html').outerHTMLをHTMLファイルとして保存しているのだろう。\n

"}}]]}],["$","div",null,{"className":"$undefined","style":{"display":"flex","gap":"0.4rem","flexWrap":"wrap","width":"100%"},"children":[["$","a","",{"href":"/","className":"Post_bg__ejIUb","style":{"opacity":0},"children":"あれ"}],[]]}]]}]

完全に理解した

TiddlyWikiの保存の仕組み