<div id="readability-page-1" class="page"><article itemscope="" itemtype="http://schema.org/Article"><header><div>2022-04-01<ul></ul></div></header><div><ul>
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<a href="#map-to-json--json-to-map">Map to JSON / JSON to Map</a>
<ul>
<li><a href="#convert-map-to-json">convert Map to JSON</a></li>
<li><a href="#read-json-and-convert-to-map">read JSON and convert to Map</a></li>
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</li>
</ul></div><section itemprop="articleBody"><h2 id="map-to-json--json-to-map">Map to JSON / JSON to Map<a href="#map-to-json--json-to-map" aria-label="map to json json to map permalink"></a></h2>
<h2 id="convert-map-to-json">convert Map to JSON<a href="#convert-map-to-json" aria-label="convert map to json permalink"></a></h2>
<div data-language="javascript"><pre><code>const someMap = new Map();
someMap.set('key', 'value');

const jsonFromMap = Object.fromEntries(someMap);

// { "key": "value" }</code></pre></div>
<h2 id="read-json-and-convert-to-map">read JSON and convert to Map<a href="#read-json-and-convert-to-map" aria-label="read json and convert to map permalink"></a></h2>
<div data-language="javascript"><pre><code>const path = require('path')

const someMap = Object.entries(JSON.parse(await fs.promise.readFile(path.resolve(jsonPath)).toString()));</code></pre></div></section></article></div>

Seulog💘

이예슬

Map to JSON / JSON to Map
convert Map to JSON
const someMap = new Map();
someMap.set('key', 'value');
const jsonFromMap = Object.fromEntries(someMap);
// { "key": "value" }
read JSON and convert to Map
const path = require('path')
const someMap = Object.entries(JSON.parse(await fs.promise.readFile(path.resolve(jsonPath)).toString()));

[Javascript] Map <-> JSON

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