From 074785cea106179cb3305637055ab0a009ca74f2 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 14:42:52 -0500 Subject: initial commit --- .../reference/global_objects/map/clear/index.html | 119 +++++++++++++++++++++ 1 file changed, 119 insertions(+) create mode 100644 files/pt-br/web/javascript/reference/global_objects/map/clear/index.html (limited to 'files/pt-br/web/javascript/reference/global_objects/map/clear') diff --git a/files/pt-br/web/javascript/reference/global_objects/map/clear/index.html b/files/pt-br/web/javascript/reference/global_objects/map/clear/index.html new file mode 100644 index 0000000000..19482e19c8 --- /dev/null +++ b/files/pt-br/web/javascript/reference/global_objects/map/clear/index.html @@ -0,0 +1,119 @@ +--- +title: Map.prototype.clear() +slug: Web/JavaScript/Reference/Global_Objects/Map/clear +tags: + - ECMAScript 2015 + - JavaScript + - Mapa + - Prototipo + - metodo +translation_of: Web/JavaScript/Reference/Global_Objects/Map/clear +--- +
{{JSRef}}
+ +

O método clear() remove todos os elementos de um objeto Map.

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Sintaxe

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meuMapa.clear();
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Valor retornado

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{{jsxref("undefined")}}.

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Exemplos

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Usando o método clear

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var meuMapa = new Map();
+meuMapa.set('bar', 'baz');
+meuMapa.set(1, 'foo');
+
+meuMapa.size;       // 2
+meuMapa.has('bar'); // true
+
+meuMapa.clear();
+
+meuMapa.size;       // 0
+meuMapa.has('bar')  // false
+
+ +

Especificações

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EspecificaçãoStatusComentário
{{SpecName('ES2015', '#sec-map.prototype.clear', 'Map.prototype.clear')}}{{Spec2('ES2015')}}Definição inicial.
{{SpecName('ESDraft', '#sec-map.prototype.clear', 'Map.prototype.clear')}}{{Spec2('ESDraft')}} 
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Compatibilidade com os navegadores

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{{CompatibilityTable}}

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FeatureChromeFirefox (Gecko)Internet ExplorerOperaSafari
Basic support38{{CompatGeckoDesktop("19.0")}}11257.1
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FeatureAndroidChrome for AndroidFirefox Mobile (Gecko)IE MobileOpera MobileSafari Mobile
Basic support{{CompatNo}}38{{CompatGeckoMobile("19.0")}}{{CompatNo}}{{CompatNo}}8
+
+ +

Veja também

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