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JavaScriptAdvent Calendar 2024

Day 5
@miriwo(大川 峻)inBOOM TECH CAFE

JSON.stringify()って結局何？

Posted at

概要

jsでJSONのレスポンスを作るときに大体使うJSON.stringify()が何者なのかざっくり調べてみた。

内容

一言でいうと「jsのオブジェクトをJSONに変換してくれるメソッド」のこと。
第一引数でJSONに変換したいオブジェクト
第二引数は省略可能で、第一引数で渡したオブジェクトからプロパティを抜粋したり除外したりしてJSON化したいときに使用
第三引数は省略可能で、JSON化後のインデント数を指定

参考文献

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