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author | Jongha Kim <kim.jongha@gmail.com> | 2021-12-12 23:07:41 +0900 |
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committer | SoHyun Park <stitch.coding@gmail.com> | 2021-12-18 14:14:29 +0900 |
commit | 5b6e1750e73edeec8bf8cbfe73a1537c67281b94 (patch) | |
tree | 08a8f34628e10c384202550ae446d05830ebd622 | |
parent | a42427aaaf764738dc0b602016626143aecbd72c (diff) | |
download | translated-content-5b6e1750e73edeec8bf8cbfe73a1537c67281b94.tar.gz translated-content-5b6e1750e73edeec8bf8cbfe73a1537c67281b94.tar.bz2 translated-content-5b6e1750e73edeec8bf8cbfe73a1537c67281b94.zip |
javascript/number/Nan 최신화
-rw-r--r-- | files/ko/web/javascript/reference/global_objects/number/nan/index.md | 95 |
1 files changed, 41 insertions, 54 deletions
diff --git a/files/ko/web/javascript/reference/global_objects/number/nan/index.md b/files/ko/web/javascript/reference/global_objects/number/nan/index.md index 348820c376..7572dfe9ba 100644 --- a/files/ko/web/javascript/reference/global_objects/number/nan/index.md +++ b/files/ko/web/javascript/reference/global_objects/number/nan/index.md @@ -5,58 +5,45 @@ tags: - JavaScript - Number - Property -translation_of: Web/JavaScript/Reference/Global_Objects/Number/NaN +browser-compat: javascript.builtins.Number.NaN --- -<div>{{JSRef}}</div> - -<p><strong><code>Number.NaN</code></strong> 속성은 Not-A-Number(숫자가 아님)를 나타냅니다. {{jsxref("NaN")}}과 같습니다.</p> - -<p>{{EmbedInteractiveExample("pages/js/number-nan.html")}}<br> - 정적 속성이므로 접근하기 위해 {{jsxref("Number")}} 객체를 생성할 필요는 없습니다. (<code>Number.NaN</code> 사용)</p> - -<div>{{js_property_attributes(0, 0, 0)}}</div> - -<h2 id="명세">명세</h2> - -<table class="standard-table"> - <tbody> - <tr> - <th scope="col">스펙</th> - <th scope="col">상태</th> - <th scope="col">설명</th> - </tr> - <tr> - <td>{{SpecName('ES1')}}</td> - <td>{{Spec2('ES1')}}</td> - <td>초기 정의. JavaScript 1.1에서 구현됨.</td> - </tr> - <tr> - <td>{{SpecName('ES5.1', '#sec-15.7.3.4', 'Number.NaN')}}</td> - <td>{{Spec2('ES5.1')}}</td> - <td> </td> - </tr> - <tr> - <td>{{SpecName('ES6', '#sec-number.nan', 'Number.NaN')}}</td> - <td>{{Spec2('ES6')}}</td> - <td> </td> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-number.nan', 'Number.NaN')}}</td> - <td>{{Spec2('ESDraft')}}</td> - <td> </td> - </tr> - </tbody> -</table> - -<h2 id="브라우저_호환성">브라우저 호환성</h2> - -<div>{{Compat("javascript.builtins.Number.NaN")}}</div> - -<div id="compat-desktop"> </div> - -<h2 id="같이_보기">같이 보기</h2> - -<ul> - <li>전역 {{jsxref("NaN")}} 객체.</li> - <li>본 속성이 속한 {{jsxref("Number")}} 객체.</li> -</ul> + +{{JSRef}} + +**`Number.NaN`** 속성은 Not-A-Number(숫자가 아님)를 나타냅니다. {{jsxref("NaN")}}과 같습니다. + +{{EmbedInteractiveExample("pages/js/number-nan.html")}} + +정적 속성이므로 접근하기 위해 {{jsxref("Number")}} 객체를 생성할 필요는 없습니다. (`Number.NaN` 사용) + +{{js_property_attributes(0, 0, 0)}} + +## 예제 + +### 값이 숫자형인지 확인하기 + +```js +function sanitise(x) { + if (isNaN(x)) { + return Number.NaN; + } + return x; +} +``` + +### NaN에 대한 테스트 + +`NaN` 페이지에서 [NaN에 대한 테스트](/ko/docs/Web/JavaScript/Reference/Global_Objects/NaN#testing_against_nan) 를 참고하세요. + +## 명세 + +{{Specifications}} + +## 브라우저 호환성 + +{{Compat}} + +## 같이보기 + +- 전역 {{jsxref("NaN")}} 객체. +- 본 속성이 속한 {{jsxref("Number")}} 객체. |