---
title: Date.prototype.toJSON()
slug: Web/JavaScript/Reference/Global_Objects/Date/toJSON
tags:
  - Date
  - JavaScript
  - Method
  - Prototype
  - Reference
translation_of: Web/JavaScript/Reference/Global_Objects/Date/toJSON
---
<div>{{JSRef}}</div>

<p><strong><code>toJSON()</code></strong> 메서드는 {{jsxref("Date")}} 객체의 문자열 표현을 반환합니다.</p>

<div>{{EmbedInteractiveExample("pages/js/date-tojson.html")}}</div>



<h2 id="구문">구문</h2>

<pre class="syntaxbox"><code><var>dateObj</var>.toJSON()</code></pre>

<h3 id="반환_값">반환 값</h3>

<p>주어진 날짜의 문자열 표현.</p>

<h2 id="설명">설명</h2>

<p>{{jsxref("Date")}} 인스턴스는 시간의 특정 지점을 가리킵니다. <code>toJSON()</code>을 호출하면 {{jsxref("Date.prototype.toISOString()", "toISOString()")}} 사용해 그 인스턴스가 가리키는 시간의 문자열 표현을 반환합니다. <code>toJSON()</code>은  <code>Date</code> 값을 {{Glossary("JSON")}}으로 직렬화할 때 유용하게 사용할 수 있도록 만들어졌습니다.</p>

<h2 id="예제">예제</h2>

<h3 id="toJSON()_사용하기"><code>toJSON()</code> 사용하기</h3>

<pre class="brush:js">const jsonDate = (new Date()).toJSON();
const backToDate = new Date(jsonDate);

console.log(jsonDate); //2015-10-26T07:46:36.611Z
</pre>

<h2 id="명세">명세</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
  <tr>
   <td>{{SpecName('ES5.1', '#sec-15.9.5.44', 'Date.prototype.toJSON')}}</td>
   <td>{{Spec2('ES5.1')}}</td>
   <td>Initial definition. Implemented in JavaScript 1.8.5.</td>
  </tr>
  <tr>
   <td>{{SpecName('ES6', '#sec-date.prototype.tojson', 'Date.prototype.toJSON')}}</td>
   <td>{{Spec2('ES6')}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{SpecName('ESDraft', '#sec-date.prototype.tojson', 'Date.prototype.toJSON')}}</td>
   <td>{{Spec2('ESDraft')}}</td>
   <td> </td>
  </tr>
 </tbody>
</table>

<h2 id="브라우저_호환성">브라우저 호환성</h2>

<p>{{Compat("javascript.builtins.Date.toJSON")}}</p>

<h2 id="같이_보기">같이 보기</h2>

<ul>
 <li>{{jsxref("Date.prototype.toLocaleDateString()")}}</li>
 <li>{{jsxref("Date.prototype.toTimeString()")}}</li>
 <li>{{jsxref("Date.prototype.toUTCString()")}}</li>
</ul>