From 074785cea106179cb3305637055ab0a009ca74f2 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 14:42:52 -0500 Subject: initial commit --- .../global_objects/weakmap/get/index.html | 74 ++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 files/pt-br/web/javascript/reference/global_objects/weakmap/get/index.html (limited to 'files/pt-br/web/javascript/reference/global_objects/weakmap/get/index.html') diff --git a/files/pt-br/web/javascript/reference/global_objects/weakmap/get/index.html b/files/pt-br/web/javascript/reference/global_objects/weakmap/get/index.html new file mode 100644 index 0000000000..fd35e8ce40 --- /dev/null +++ b/files/pt-br/web/javascript/reference/global_objects/weakmap/get/index.html @@ -0,0 +1,74 @@ +--- +title: WeakMap.prototype.get() +slug: Web/JavaScript/Reference/Global_Objects/WeakMap/get +translation_of: Web/JavaScript/Reference/Global_Objects/WeakMap/get +--- +
{{JSRef}}
+ +

O método get() retorna um elemento especificado de um objeto WeakMap.

+ +
{{EmbedInteractiveExample("pages/js/weakmap-prototype-get.html")}}
+ + + +

Sintaxe

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wm.get(chave);
+ +

Parâmetros

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+
chave
+
Obrigatório. A chave do elemento a ser retornado pelo objeto WeakMap.
+
+ +

Valor de retorno

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O elemento associado à chave especificada no objeto WeakMap. Se a chave não for encontrada, retorna-se {{jsxref("undefined")}}.

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Exemplos

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Utilizando o método get 

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var wm = new WeakMap();
+wm.set(window, 'foo');
+
+wm.get(window); // Retorna "foo".
+wm.get('baz');  // Returna undefined.
+
+ +

Especificações

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SpecificationStatusComment
{{SpecName('ES2015', '#sec-weakmap.prototype.get', 'WeakMap.prototype.get')}}{{Spec2('ES2015')}}Initial definition.
{{SpecName('ESDraft', '#sec-weakmap.prototype.get', 'WeakMap.prototype.get')}}{{Spec2('ESDraft')}} 
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Compatibilidade dos navegadores

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{{Compat("javascript.builtins.WeakMap.get")}}

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Ver também

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