From da78a9e329e272dedb2400b79a3bdeebff387d47 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 14:42:17 -0500 Subject: initial commit --- .../global_objects/reflect/ownkeys/index.html | 95 ++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 files/ko/web/javascript/reference/global_objects/reflect/ownkeys/index.html (limited to 'files/ko/web/javascript/reference/global_objects/reflect/ownkeys/index.html') diff --git a/files/ko/web/javascript/reference/global_objects/reflect/ownkeys/index.html b/files/ko/web/javascript/reference/global_objects/reflect/ownkeys/index.html new file mode 100644 index 0000000000..41c350ca60 --- /dev/null +++ b/files/ko/web/javascript/reference/global_objects/reflect/ownkeys/index.html @@ -0,0 +1,95 @@ +--- +title: Reflect.ownKeys() +slug: Web/JavaScript/Reference/Global_Objects/Reflect/ownKeys +tags: + - ECMAScript 2015 + - JavaScript + - Method + - Reference + - Reflect +translation_of: Web/JavaScript/Reference/Global_Objects/Reflect/ownKeys +--- +
{{JSRef}}
+ +

Reflect.ownKeys() 정적 메서드는 대상 객체의 자체 속성 키를 배열로 반환합니다.

+ +
{{EmbedInteractiveExample("pages/js/reflect-ownkeys.html")}}
+ + + +

구문

+ +
Reflect.ownKeys(target)
+
+ +

매개변수

+ +
+
target
+
자체 키를 가져올 대상 객체.
+
+ +

반환 값

+ +

주어진 객체의 자체 속성 키를 담은 {{jsxref("Array")}}.

+ +

예외

+ +

target이 {{jsxref("Object")}}가 아니면 {{jsxref("TypeError")}}.

+ +

설명

+ +

The Reflect.ownKeys() 메서드는 대상 객체의 자체 속성 키를 배열로 반환합니다. 반환 값은 {{jsxref("Object.getOwnPropertyNames", "Object.getOwnPropertyNames(target)", "", 1)}}.concat({{jsxref("Object.getOwnPropertySymbols", "Object.getOwnPropertySymbols(target)", "", 1)}})와 동일합니다.

+ +

예제

+ +

Reflect.ownKeys() 사용하기

+ +
Reflect.ownKeys({z: 3, y: 2, x: 1}); // [ "z", "y", "x" ]
+Reflect.ownKeys([]); // ["length"]
+
+var sym = Symbol.for('comet');
+var sym2 = Symbol.for('meteor');
+var obj = {[sym]: 0, 'str': 0, '773': 0, '0': 0,
+           [sym2]: 0, '-1': 0, '8': 0, 'second str': 0};
+Reflect.ownKeys(obj);
+// [ "0", "8", "773", "str", "-1", "second str", Symbol(comet), Symbol(meteor) ]
+// Indexes in numeric order,
+// strings in insertion order,
+// symbols in insertion order
+
+ +

명세

+ + + + + + + + + + + + + + + + + + + +
SpecificationStatusComment
{{SpecName('ES2015', '#sec-reflect.ownkeys', 'Reflect.ownKeys')}}{{Spec2('ES2015')}}Initial definition.
{{SpecName('ESDraft', '#sec-reflect.ownkeys', 'Reflect.ownKeys')}}{{Spec2('ESDraft')}} 
+ +

브라우저 호환성

+ + + +

{{Compat("javascript.builtins.Reflect.ownKeys")}}

+ +

같이 보기

+ + -- cgit v1.2.3-54-g00ecf