{"json_modified": "2016-10-20T14:41:52.352360", "uuid": "79372f9e-2736-4dbd-9ad8-2145a858e425", "title": "Cache.keys()", "url": "/en-US/docs/Web/API/Cache/keys", "tags": ["API", "ServiceWorker", "Reference", "Experimental", "Cache", "Service Workers", "keys", "Method"], "translations": [{"uuid": "7f9f76ad-cf5b-48c7-853f-c0debc960960", "title": "Cache.keys()", "url": "/fr/docs/Web/API/Cache/keys", "tags": [], "summary": "La\u00a0m\u00e9thode\u00a0<strong><code>keys()</code></strong> de l'interface\u00a0<a href=\"/fr/docs/Web/API/Cache\" title=\"L'interface Cache de l' API ServiceWorker repr&#xE9;sente le stockage pour les paires d'objet Request / Response object qui sont mises en cache dans le cadre du cycle de vie d'un ServiceWorker.\"><code>Cache</code></a> retourne une <a href=\"/fr/docs/Web/JavaScript/Reference/Objets_globaux/Promise\" title=\"L'interface Promise repr&#xE9;sente un interm&#xE9;diaire (proxy) vers une valeur qui n'est pas n&#xE9;cessairement connue au moment de sa cr&#xE9;ation. Cela permet de g&#xE9;rer des actions asynchrones et de leur associer des gestionnaires d'erreur. Ainsi, des m&#xE9;thodes asynchrones renvoient des valeurs comme les m&#xE9;thodes synchrones, la seule diff&#xE9;rence est que la valeur retourn&#xE9;e par la m&#xE9;thode asynchrone est une promesse (d'avoir une valeur plus tard).\"><code>Promise</code></a> qui est r\u00e9solue en un tableau de cl\u00e9 de\u00a0<a href=\"/fr/docs/Web/API/Cache\" title=\"L'interface Cache de l' API ServiceWorker repr&#xE9;sente le stockage pour les paires d'objet Request / Response object qui sont mises en cache dans le cadre du cycle de vie d'un ServiceWorker.\"><code>Cache</code></a>.", "localization_tags": ["inprogress"], "locale": "fr", "last_edit": "2016-03-02T14:19:45", "review_tags": []}, {"uuid": "609e7ec9-7bb2-43d1-b6cd-eff532e9cfe6", "title": "Cache.keys()", "url": "/ru/docs/Web/API/Cache/keys", "tags": [], "summary": "\u041c\u0435\u0442\u043e\u0434\u00a0<strong><code>keys()</code></strong> \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430\u00a0<a href=\"/ru/docs/Web/API/Cache\" title=\"&#x418;&#x43D;&#x442;&#x435;&#x440;&#x444;&#x435;&#x439;&#x441;&#xA0;Cache &#x43F;&#x440;&#x435;&#x434;&#x43E;&#x441;&#x442;&#x430;&#x432;&#x43B;&#x44F;&#x435;&#x442; &#x43C;&#x435;&#x445;&#x430;&#x43D;&#x438;&#x437;&#x43C; &#x445;&#x440;&#x430;&#x43D;&#x435;&#x43D;&#x438;&#x44F; &#x43A;&#x435;&#x448;&#x438;&#x440;&#x43E;&#x432;&#x430;&#x43D;&#x43D;&#x44B;&#x445; &#x43F;&#x430;&#x440; &#x43E;&#x431;&#x44A;&#x435;&#x43A;&#x442;&#x43E;&#x432;&#xA0;Request / Response,&#xA0;&#x43D;&#x430;&#x43F;&#x440;&#x438;&#x43C;&#x435;&#x440;, &#x43A;&#x430;&#x43A; &#x447;&#x430;&#x441;&#x442;&#x44C; &#x436;&#x438;&#x437;&#x43D;&#x435;&#x43D;&#x43D;&#x43E;&#x433;&#x43E; &#x446;&#x438;&#x43A;&#x43B;&#x430;&#xA0;ServiceWorker. &#x417;&#x430;&#x43C;&#x435;&#x442;&#x44C;&#x442;&#x435;, &#x447;&#x442;&#x43E; &#x438;&#x43D;&#x442;&#x435;&#x440;&#x444;&#x435;&#x439;&#x441; Cache &#x434;&#x43E;&#x441;&#x442;&#x443;&#x43F;&#x435;&#x43D; &#x432; &#x43E;&#x431;&#x43B;&#x430;&#x441;&#x442;&#x438; &#x432;&#x438;&#x434;&#x438;&#x43C;&#x43E;&#x441;&#x442;&#x438; &#x43E;&#x43A;&#x43D;&#x430;, &#x430; &#x442;&#x430;&#x43A;&#x436;&#x435; &#x432;&#x43E;&#x440;&#x43A;&#x435;&#x440;&#x43E;&#x432;. &#x41D;&#x435; &#x43E;&#x431;&#x44F;&#x437;&#x430;&#x442;&#x435;&#x43B;&#x44C;&#x43D;&#x43E; &#x438;&#x441;&#x43F;&#x43E;&#x43B;&#x44C;&#x437;&#x43E;&#x432;&#x430;&#x442;&#x44C; &#x435;&#x433;&#x43E; &#x432;&#x43C;&#x435;&#x441;&#x442;&#x435; &#x432; &#x441;&#x435;&#x440;&#x432;&#x438;&#x441; &#x432;&#x43E;&#x440;&#x43A;&#x435;&#x440;&#x430;&#x43C;&#x438;, &#x445;&#x43E;&#x442;&#x44F; &#x438;&#x43D;&#x442;&#x435;&#x440;&#x444;&#x435;&#x439;&#x441; &#x438; &#x43E;&#x43F;&#x440;&#x435;&#x434;&#x435;&#x43B;&#x435;&#x43D; &#x432; &#x438;&#x445; &#x441;&#x43F;&#x435;&#x446;&#x438;&#x444;&#x438;&#x43A;&#x430;&#x446;&#x438;&#x438;.\"><code>Cache</code></a> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <a href=\"/ru/docs/Web/JavaScript/Reference/Global_Objects/Promise\" title=\"&#x41E;&#x431;&#x44A;&#x435;&#x43A;&#x442;&#xA0;Promise&#xA0;(&#x43E;&#x431;&#x435;&#x449;&#x430;&#x43D;&#x438;&#x435;) &#x438;&#x441;&#x43F;&#x43E;&#x43B;&#x44C;&#x437;&#x443;&#x435;&#x442;&#x441;&#x44F; &#x434;&#x43B;&#x44F; &#x43E;&#x442;&#x43B;&#x43E;&#x436;&#x435;&#x43D;&#x43D;&#x44B;&#x445; &#x438; &#x430;&#x441;&#x438;&#x43D;&#x445;&#x440;&#x43E;&#x43D;&#x43D;&#x44B;&#x445; &#x432;&#x44B;&#x447;&#x438;&#x441;&#x43B;&#x435;&#x43D;&#x438;&#x439;. Promise &#x43C;&#x43E;&#x436;&#x435;&#x442; &#x43D;&#x430;&#x445;&#x43E;&#x434;&#x438;&#x442;&#x44C;&#x441;&#x44F; &#x432; &#x442;&#x440;&#x451;&#x445; &#x441;&#x43E;&#x441;&#x442;&#x43E;&#x44F;&#x43D;&#x438;&#x44F;&#x445;:\"><code>Promise</code></a>, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0440\u0430\u0437\u0440\u0435\u0448\u0430\u0435\u0442\u0441\u044f \u0432 \u043c\u0430\u0441\u0441\u0438\u0432 \u043a\u043b\u044e\u0447\u0435\u0439 <a href=\"/ru/docs/Web/API/Cache\" title=\"&#x418;&#x43D;&#x442;&#x435;&#x440;&#x444;&#x435;&#x439;&#x441;&#xA0;Cache &#x43F;&#x440;&#x435;&#x434;&#x43E;&#x441;&#x442;&#x430;&#x432;&#x43B;&#x44F;&#x435;&#x442; &#x43C;&#x435;&#x445;&#x430;&#x43D;&#x438;&#x437;&#x43C; &#x445;&#x440;&#x430;&#x43D;&#x435;&#x43D;&#x438;&#x44F; &#x43A;&#x435;&#x448;&#x438;&#x440;&#x43E;&#x432;&#x430;&#x43D;&#x43D;&#x44B;&#x445; &#x43F;&#x430;&#x440; &#x43E;&#x431;&#x44A;&#x435;&#x43A;&#x442;&#x43E;&#x432;&#xA0;Request / Response,&#xA0;&#x43D;&#x430;&#x43F;&#x440;&#x438;&#x43C;&#x435;&#x440;, &#x43A;&#x430;&#x43A; &#x447;&#x430;&#x441;&#x442;&#x44C; &#x436;&#x438;&#x437;&#x43D;&#x435;&#x43D;&#x43D;&#x43E;&#x433;&#x43E; &#x446;&#x438;&#x43A;&#x43B;&#x430;&#xA0;ServiceWorker. &#x417;&#x430;&#x43C;&#x435;&#x442;&#x44C;&#x442;&#x435;, &#x447;&#x442;&#x43E; &#x438;&#x43D;&#x442;&#x435;&#x440;&#x444;&#x435;&#x439;&#x441; Cache &#x434;&#x43E;&#x441;&#x442;&#x443;&#x43F;&#x435;&#x43D; &#x432; &#x43E;&#x431;&#x43B;&#x430;&#x441;&#x442;&#x438; &#x432;&#x438;&#x434;&#x438;&#x43C;&#x43E;&#x441;&#x442;&#x438; &#x43E;&#x43A;&#x43D;&#x430;, &#x430; &#x442;&#x430;&#x43A;&#x436;&#x435; &#x432;&#x43E;&#x440;&#x43A;&#x435;&#x440;&#x43E;&#x432;. &#x41D;&#x435; &#x43E;&#x431;&#x44F;&#x437;&#x430;&#x442;&#x435;&#x43B;&#x44C;&#x43D;&#x43E; &#x438;&#x441;&#x43F;&#x43E;&#x43B;&#x44C;&#x437;&#x43E;&#x432;&#x430;&#x442;&#x44C; &#x435;&#x433;&#x43E; &#x432;&#x43C;&#x435;&#x441;&#x442;&#x435; &#x432; &#x441;&#x435;&#x440;&#x432;&#x438;&#x441; &#x432;&#x43E;&#x440;&#x43A;&#x435;&#x440;&#x430;&#x43C;&#x438;, &#x445;&#x43E;&#x442;&#x44F; &#x438;&#x43D;&#x442;&#x435;&#x440;&#x444;&#x435;&#x439;&#x441; &#x438; &#x43E;&#x43F;&#x440;&#x435;&#x434;&#x435;&#x43B;&#x435;&#x43D; &#x432; &#x438;&#x445; &#x441;&#x43F;&#x435;&#x446;&#x438;&#x444;&#x438;&#x43A;&#x430;&#x446;&#x438;&#x438;.\"><code>Cache</code></a>.", "localization_tags": [], "locale": "ru", "last_edit": "2016-08-31T02:51:34", "review_tags": ["editorial"]}, {"uuid": "cb3b70b7-80a0-4238-9c2e-f03e2545fd36", "title": "Cache.keys()", "url": "/zh-CN/docs/Web/API/Cache/keys", "tags": [], "summary": "<a href=\"/zh-CN/docs/Web/API/Cache\" title=\"The Cache interface provides a storage mechanism for Request / Response object pairs that are cached, for example as part of the ServiceWorker life cycle. Note that the Cache interface is exposed to windowed scopes as well as workers. You don't have to use it in conjunction with service workers, even though it is defined in the service worker spec.\"><code>Cache</code></a>\u00a0\u63a5\u53e3\u7684\u00a0<strong><code>keys()</code></strong>\u00a0\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u00a0<a href=\"/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Promise\" title=\"&#x6240;&#x8C13;Promise&#xFF0C;&#x7B80;&#x5355;&#x8BF4;&#x5C31;&#x662F;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#xFF0C;&#x91CC;&#x9762;&#x4FDD;&#x5B58;&#x7740;&#x67D0;&#x4E2A;&#x672A;&#x6765;&#x624D;&#x4F1A;&#x7ED3;&#x675F;&#x7684;&#x4E8B;&#x4EF6;&#xFF08;&#x901A;&#x5E38;&#x662F;&#x4E00;&#x4E2A;&#x5F02;&#x6B65;&#x64CD;&#x4F5C;&#xFF09;&#x7684;&#x7ED3;&#x679C;&#x3002;&#xFF08;&#x8FD9;&#x91CC;&#x7684;&#x7FFB;&#x8BD1;&#x6E90;&#x81EA;ECMAScript 2015&#x5173;&#x4E8E;Promise&#x7684;&#x89E3;&#x91CA;&#xFF0C;&#x6CA1;&#x6709;&#x539F;&#x6587;&#x7FFB;&#x8BD1;MDN&#x7684;&#x539F;&#x8BDD;&#xFF0C;&#x5982;&#x679C;&#x60A8;&#x6709;&#x7591;&#x95EE;&#xFF0C;&#x53EF;&#x4EE5;&#x53C2;&#x770B;&#x82F1;&#x6587;&#x7684;&#x8BF4;&#x660E;&#x6587;&#x6863;&#xFF1A;https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise---&#x8BD1;&#x8005;&#x6CE8;&#xFF09;\"><code>Promise</code></a> \uff0c\u8fd9\u4e2a <a href=\"/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Promise\" title=\"&#x6240;&#x8C13;Promise&#xFF0C;&#x7B80;&#x5355;&#x8BF4;&#x5C31;&#x662F;&#x4E00;&#x4E2A;&#x5BB9;&#x5668;&#xFF0C;&#x91CC;&#x9762;&#x4FDD;&#x5B58;&#x7740;&#x67D0;&#x4E2A;&#x672A;&#x6765;&#x624D;&#x4F1A;&#x7ED3;&#x675F;&#x7684;&#x4E8B;&#x4EF6;&#xFF08;&#x901A;&#x5E38;&#x662F;&#x4E00;&#x4E2A;&#x5F02;&#x6B65;&#x64CD;&#x4F5C;&#xFF09;&#x7684;&#x7ED3;&#x679C;&#x3002;&#xFF08;&#x8FD9;&#x91CC;&#x7684;&#x7FFB;&#x8BD1;&#x6E90;&#x81EA;ECMAScript 2015&#x5173;&#x4E8E;Promise&#x7684;&#x89E3;&#x91CA;&#xFF0C;&#x6CA1;&#x6709;&#x539F;&#x6587;&#x7FFB;&#x8BD1;MDN&#x7684;&#x539F;&#x8BDD;&#xFF0C;&#x5982;&#x679C;&#x60A8;&#x6709;&#x7591;&#x95EE;&#xFF0C;&#x53EF;&#x4EE5;&#x53C2;&#x770B;&#x82F1;&#x6587;&#x7684;&#x8BF4;&#x660E;&#x6587;&#x6863;&#xFF1A;https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise---&#x8BD1;&#x8005;&#x6CE8;&#xFF09;\"><code>Promise</code></a>\u00a0\u5c06\u89e3\u6790\u4e3a\u4e00\u4e2a<a href=\"/zh-CN/docs/Web/API/Cache\" title=\"The Cache interface provides a storage mechanism for Request / Response object pairs that are cached, for example as part of the ServiceWorker life cycle. Note that the Cache interface is exposed to windowed scopes as well as workers. You don't have to use it in conjunction with service workers, even though it is defined in the service worker spec.\"><code>Cache</code></a> \u952e\u7684\u6570\u7ec4\u3002", "localization_tags": ["inprogress"], "locale": "zh-CN", "last_edit": "2016-10-13T01:34:25", "review_tags": []}], "modified": "2016-10-20T14:41:52", "label": "Cache.keys()", "localization_tags": [], "locale": "en-US", "id": 145795, "last_edit": "2016-10-20T14:41:44", "summary": "The <strong><code>keys()</code></strong> method of the <a href=\"/en-US/docs/Web/API/Cache\" title=\"The Cache interface provides a storage mechanism for Request / Response object pairs that are cached, for example as part of the ServiceWorker life cycle. Note that the Cache interface is exposed to windowed scopes as well as workers. You don't have to use it in conjunction with service workers, even though it is defined in the service worker spec.\"><code>Cache</code></a> interface returns a <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise\" title=\"The Promise object is used for asynchronous computations. A Promise represents a value which may be available now, or in the future, or never.\"><code>Promise</code></a> that resolves to an array of <a href=\"/en-US/docs/Web/API/Cache\" title=\"The Cache interface provides a storage mechanism for Request / Response object pairs that are cached, for example as part of the ServiceWorker life cycle. Note that the Cache interface is exposed to windowed scopes as well as workers. You don't have to use it in conjunction with service workers, even though it is defined in the service worker spec.\"><code>Cache</code></a> keys.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Returns", "title": "Returns"}, {"id": "Parameters", "title": "Parameters"}, {"id": "Examples", "title": "Examples"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/Cache/keys", "review_tags": ["technical"]}