From a065e04d529da1d847b5062a12c46d916408bf32 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 21:46:22 -0500 Subject: update based on https://github.com/mdn/yari/issues/2028 --- .../reference/statements/for_each...in/index.html | 85 ---------------------- 1 file changed, 85 deletions(-) delete mode 100644 files/ko/web/javascript/reference/statements/for_each...in/index.html (limited to 'files/ko/web/javascript/reference/statements') diff --git a/files/ko/web/javascript/reference/statements/for_each...in/index.html b/files/ko/web/javascript/reference/statements/for_each...in/index.html deleted file mode 100644 index 9fa9901aae..0000000000 --- a/files/ko/web/javascript/reference/statements/for_each...in/index.html +++ /dev/null @@ -1,85 +0,0 @@ ---- -title: for each...in -slug: Web/JavaScript/Reference/Statements/for_each...in -tags: - - Deprecated - - E4X - - JavaScript - - Obsolete - - Statement -translation_of: Archive/Web/JavaScript/for_each...in ---- -
{{jsSidebar("Statements")}}
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The for each...in statement is deprecated as the part of ECMA-357 (E4X) standard. E4X support has been removed. Consider using for...of instead.
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- Firefox now warns about the usage of for each...in and it no longer works starting with Firefox 57.
- Please see Warning: JavaScript 1.6's for-each-in loops are deprecated for migration help.

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- -

for each...in 문은 객체의 모든 속성 값에 대해 지정된 변수를 반복합니다. 각각의 고유한 특성에 대해 지정된 명령문이 실행됩니다.

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Syntax

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for each (variable in object) {
-  statement
-}
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variable
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var 키워드로 선택적으로 선언된 속성 값을 반복하는 변수입니다. 이 변수는 루프가 아니라 함수의 local이 됩니다.
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- -
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object
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반복될 객체입니다.
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- -
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statement
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각 속성에 대해 실행할 명령문입니다. 루프 내에서 여러 명령문을 실행하려면 블록 명령문 ({...})을 사용하여 해당 명령문을 그룹화하십시오.
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Description

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일부 기본 제공 속성은 반복되지 않습니다. 여기에는 객체 기본 제공 메서드 전부가 포함됩니다.

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ex) String의 indexOf 메소드.

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그러나 사용자가 정의한 모든 속성은 반복됩니다.

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Examples

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Using for each...in

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Warning: Never use a loop like this on arrays. Only use it on objects. See for...in for more details.

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The following snippet iterates over an object's properties, calculating their sum:

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var sum = 0;
-var obj = {prop1: 5, prop2: 13, prop3: 8};
-
-for each (var item in obj) {
-  sum += item;
-}
-
-console.log(sum); // logs "26", which is 5+13+8
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Specifications

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Not part of a current ECMA-262 specification. Implemented in JavaScript 1.6 and deprecated.

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Browser compatibility

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{{Compat("javascript.statements.for_each_in")}}

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See also

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