{"json_modified": "2015-11-17T01:48:13.495907", "slug": "Web/Guide/Performance/Uzycie_web_workers", "tags": [], "locale": "pl", "title": "U\u017cycie web workers", "translations": [{"title": "Utilisation des web workers", "url": "/fr/docs/Utilisation_des_web_workers", "tags": ["Workers", "Firefox", "Gecko 1.9.1", "HTML5"], "summary": "", "localization_tags": ["inprogress"], "locale": "fr", "last_edit": "2015-08-24T03:51:08", "review_tags": []}, {"title": "Using Web Workers", "url": "/en-US/docs/Web/API/Web_Workers_API/Using_web_workers", "tags": ["Workers", "Firefox", "Guide", "JavaScript", "HTML5", "Advanced"], "summary": "A worker is an object created using a constructor (e.g. <a href=\"/en-US/docs/Web/API/Worker/Worker\" title=\"The Worker() constructor creates a Worker object that executes the script at the specified URL. This script must obey the same-origin policy.\"><code>Worker()</code></a>) that runs a named JavaScript file \u2014 this file contains the code that will run in the worker thread; workers run in another global context that is different from the current <a href=\"/en-US/docs/Web/API/Window\" title=\"The window object represents a window containing a DOM document; the document property points to the DOM document loaded in that window.\"><code>window</code></a>. Thus, using the <a href=\"/en-US/docs/Web/API/Window\" title=\"The window object represents a window containing a DOM document; the document property points to the DOM document loaded in that window.\"><code>window</code></a> shortcut to get the current global scope (instead of <a href=\"/en-US/docs/Web/API/Window/self\" title=\"The Window.self read-only property returns the window itself, as a WindowProxy. It can be used with dot notation on a window object (that is, window.self) or standalone (self). The advantage of the standalone notation is that a similar notation exists for non-window contexts, such as in Web Workers. By using self, you can refer to the global scope in a way that will work not only in a window context (self will resolve to window.self) but also in a worker context (self will then resolve to WorkerGlobalScope.self).\"><code>self</code></a>) within a <a href=\"/en-US/docs/Web/API/Worker\" title=\"The Worker interface of the Web Workers API represents a background task that can be easily created and can send messages back to its creator. Creating a worker is as simple as calling the Worker()&#xA0;constructor and specifying a script to be run in the worker thread.\"><code>Worker</code></a> will return an error.", "localization_tags": [], "locale": "en-US", "last_edit": "2015-11-11T11:29:34", "review_tags": []}, {"title": "Web Worker \u3092\u4f7f\u7528\u3059\u308b", "url": "/ja/docs/Web/Guide/Performance/Using_web_workers", "tags": ["Workers", "Firefox", "Guide", "JavaScript", "HTML5", "Advanced"], "summary": "Worker \u306f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf (\u4f8b\u3048\u3070 <a href=\"/ja/docs/Web/API/Worker/Worker\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>Worker()</code></a>) \u3092\u4f7f\u7528\u3057\u3066\u751f\u6210\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3042\u308a\u3001\u540d\u524d\u4ed8\u304d\u306e JavaScript \u30d5\u30a1\u30a4\u30eb (\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306f Worker \u30b9\u30ec\u30c3\u30c9\u3067\u5b9f\u884c\u3059\u308b\u30b3\u30fc\u30c9\u3092\u6301\u3061\u307e\u3059) \u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u307e\u305f Worker \u306f\u3001\u30ab\u30ec\u30f3\u30c8\u306e <a href=\"/ja/docs/Web/API/Window\" title=\"This section provides a brief reference for all of the methods, properties, and events available through the DOM window object. The window object implements the Window interface, which in turn inherits from the AbstractView interface. Some additional global functions, namespaces objects, and constructors, not typically associated with the window, but available on it, are listed in the JavaScript Reference.\"><code>window</code></a> \u3068\u306f\u7570\u306a\u308b\u30b0\u30ed\u30fc\u30d0\u30eb\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u5f93\u3063\u3066\u3001<a href=\"/ja/docs/Web/API/Worker\" title=\"Web Workers API&#xA0;&#x306E;Worker&#x30A4;&#x30F3;&#x30BF;&#x30FC;&#x30D5;&#x30A7;&#x30FC;&#x30B9;&#x306F;&#x30D0;&#x30C3;&#x30AF;&#x30B0;&#x30E9;&#x30A6;&#x30F3;&#x30C9;&#x3067;&#x884C;&#x308F;&#x308C;&#x308B;&#x30BF;&#x30B9;&#x30AF;&#x3092;&#x5B9F;&#x884C;&#x3059;&#x308B;&#x3053;&#x3068;&#x304C;&#x3067;&#x304D;&#x3001;&#x305D;&#x306E;&#x30BF;&#x30B9;&#x30AF;&#x306F;&#x7C21;&#x5358;&#x306B;&#x751F;&#x6210;&#x3055;&#x308C;&#x3001;&#x304B;&#x3064;&#x4F5C;&#x6210;&#x5143;&#x306B;&#x30E1;&#x30C3;&#x30BB;&#x30FC;&#x30B8;&#x3092;&#x9001;&#x308A;&#x8FD4;&#x3059;&#x3053;&#x3068;&#x304C;&#x3067;&#x304D;&#x307E;&#x3059;&#x3002;Worker()&#x30B3;&#x30F3;&#x30B9;&#x30C8;&#x30E9;&#x30AF;&#x30BF;&#x3092;&#x547C;&#x3073;&#x51FA;&#x3057;&#x30EF;&#x30FC;&#x30AB;&#x30B9;&#x30EC;&#x30C3;&#x30C9;&#x3092;&#x8D70;&#x3089;&#x305B;&#x308B;&#x30B9;&#x30AF;&#x30EA;&#x30D7;&#x30C8;&#x3092;&#x7279;&#x5B9A;&#x3057;&#x3066;&#x3042;&#x3052;&#x308B;&#x3060;&#x3051;&#x3067;&#x30EF;&#x30FC;&#x30AB;&#x30AA;&#x30D6;&#x30B8;&#x30A7;&#x30AF;&#x30C8;&#x3092;&#x4F5C;&#x6210;&#x3059;&#x308B;&#x3053;&#x3068;&#x304C;&#x3067;&#x304D;&#x307E;&#x3059;&#x3002;\"><code>Worker</code></a> \u5185\u3067\u30ab\u30ec\u30f3\u30c8\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30b3\u30fc\u30d7\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b (<a href=\"/ja/docs/Web/API/Window/self\" title=\"window &#x30AA;&#x30D6;&#x30B8;&#x30A7;&#x30AF;&#x30C8;&#x3078;&#x306E;&#x53C2;&#x7167;&#x3092;&#x8FD4;&#x3057;&#x307E;&#x3059;&#x3002;\"><code>self</code></a> \u306e\u4ee3\u308f\u308a\u306b) <a href=\"/ja/docs/Web/API/Window\" title=\"This section provides a brief reference for all of the methods, properties, and events available through the DOM window object. The window object implements the Window interface, which in turn inherits from the AbstractView interface. Some additional global functions, namespaces objects, and constructors, not typically associated with the window, but available on it, are listed in the JavaScript Reference.\"><code>window</code></a> \u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3082\u3001\u30a8\u30e9\u30fc\u304c\u8fd4\u308a\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2015-06-26T08:40:42", "review_tags": []}, {"title": "Gebruik DOM workers", "url": "/nl/docs/Gebruik_maken_van_DOM_workers", "tags": ["HeeftTaalgebruikHerzieningNodig"], "summary": "DOM workers maken het mogelijk voor web content om scripts in achtergrond threads uit te voeren. Zodra een worker aangemaakt is kan deze thread berichten sturen door middel van een event handler, die gespecificeerd is door de maker.", "localization_tags": [], "locale": "nl", "last_edit": "2014-05-26T01:58:57", "review_tags": []}, {"title": "Using web workers", "url": "/ru/docs/DOM/Using_web_workers", "tags": [], "summary": "Dedicated Web Workers provide a simple means for web content to run scripts in background threads.\u00a0 Once created, a worker can send messages to the spawning task by posting messages to an event handler specified by the creator.", "localization_tags": [], "locale": "ru", "last_edit": "2014-02-18T10:51:50", "review_tags": []}, {"title": "\u4f7f\u7528 Web Workers", "url": "/zh-CN/docs/Web/API/Web_Workers_API/Using_web_workers", "tags": [], "summary": "\u4e13\u7528 Web Worker (Dedicated Web Worker) \u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u65b9\u6cd5\u4f7f\u5f97 web \u5185\u5bb9\u80fd\u591f\u5728\u540e\u53f0\u8fd0\u884c\u811a\u672c\u3002\u4e00\u65e6 worker \u521b\u5efa\u540e\uff0c\u5b83\u53ef\u4ee5\u5411\u7531\u5b83\u7684\u521b\u5efa\u8005\u6307\u5b9a\u7684\u4e8b\u4ef6\u76d1\u542c\u51fd\u6570\u4f20\u9012\u6d88\u606f\uff0c\u8fd9\u6837\u8be5 worker \u751f\u6210\u7684\u6240\u6709\u4efb\u52a1\u5c31\u90fd\u4f1a\u63a5\u6536\u5230\u8fd9\u4e9b\u6d88\u606f\u3002", "localization_tags": [], "locale": "zh-CN", "last_edit": "2015-04-17T15:00:39", "review_tags": []}, {"title": "\u4f7f\u7528 web workers", "url": "/zh-TW/docs/Web/Guide/Performance/Using_web_workers", "tags": [], "summary": "\u900f\u904e worker \u5efa\u69cb\u5b50 (\u5982 <a href=\"/zh-TW/docs/Web/API/Worker/Worker\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>Worker()</code></a>) \u4fbf\u53ef\u4ee5\u7522\u751f worker \u7269\u4ef6\uff0c\u4e26\u4e14\u57f7\u884c JavaScript \u6a94\u6848\u3002\u5728 worker \u4e2d\u7684 JavaScript \u904b\u884c\u5728\u4e0d\u540c\u65bc <a href=\"/zh-TW/docs/Web/API/Window\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>window</code></a> \u7684\u57f7\u884c\u7dd2\u74b0\u5883\uff0c\u6240\u4ee5\u5728 worker \u4e2d\u5b58\u53d6\u5168\u57df\u7269\u4ef6\u61c9\u8a72\u8981\u900f\u904e <a href=\"/zh-TW/docs/Web/API/Window/self\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>self</code></a>\uff0c\u5982\u679c\u900f\u904e <a href=\"/zh-TW/docs/Web/API/Window\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>window</code></a> \u6703\u5c0e\u81f4\u932f\u8aa4\u767c\u751f\u3002", "localization_tags": [], "locale": "zh-TW", "last_edit": "2015-09-08T03:45:56", "review_tags": []}, {"title": "Usando web workers", "url": "/es/docs/Web/Guide/Performance/Usando_web_workers", "tags": [], "summary": "Los Web Workers dedicados proveen un medio sencillo para que el contenido web ejecute scripts en hilos en segundo plano. Una vez creado, un worker puede enviar mensajes a la tarea creada mediante envio de\u00a0mensajes al manejador de eventos especificado por el creador.", "localization_tags": [], "locale": "es", "last_edit": "2015-03-26T01:01:14", "review_tags": []}, {"title": "\uc6f9\uc6cc\ucee4 \uc0ac\uc6a9\ud558\uae30", "url": "/ko/docs/Web/API/Web_Workers_API/basic_usage", "tags": [], "summary": "A dedicated worker is only accessible from the script that first spawned it, whereas a shared workers can be accessed from multiple scripts.", "localization_tags": ["inprogress"], "locale": "ko", "last_edit": "2015-01-05T20:29:11", "review_tags": []}], "modified": "2015-11-17T01:48:11", "label": "U\u017cycie web workers", "localization_tags": ["inprogress"], "url": "/pl/docs/Web/Guide/Performance/Uzycie_web_workers", "last_edit": "2015-11-17T01:48:06", "summary": "Dedykowane <strong>w\u0105tki robocze</strong>\u00a0(Web Workers)\u00a0zapewniaj\u0105 prosty spos\u00f3b na uruchamiania skrypt\u00f3w w postaci w\u0105tk\u00f3w w tle tre\u015bci internetowych. Po utworzeniu, w\u0105tek roboczy mo\u017ce przekazywa\u0107 informacje do mened\u017cera zada\u0144, poprzez wysy\u0142anie wiadomo\u015bci do procesu obs\u0142ugi zdarze\u0144, okre\u015blonego przez tw\u00f3rc\u0119. Jednak dzia\u0142aj\u0105 one w <a href=\"/en-US/docs/JavaScript/DedicatedWorkerGlobalScope\" title=\"/en-US/docs/JavaScript/DedicatedWorkerGlobalScope\">kontek\u015bcie globalnym</a>, kt\u00f3ry r\u00f3\u017cni si\u0119 od kontekstu bie\u017c\u0105cego okna (wywo\u0142ywanego za pomoc\u0105 skr\u00f3tu <a href=\"/pl/docs/Web/API/Window\" title=\"Obiekt window reprezentuje okno. W&#x142;asno&#x15B;&#x107; document obiektu window (Obiekt document) jest wczytany w tym oknie. Okno dla danego dokumentu mo&#x17C;e by&#x107; dost&#x119;pny przy zastosowaniu w&#x142;asno&#x15B;ci document.defaultView.\"><code>window</code></a>, zamiast <a href=\"/pl/docs/Web/API/Window/self\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>self</code></a>, dlatego pr\u00f3ba otrzymania obecnego zakresu globalnego komend\u0105 <a href=\"/pl/docs/Web/API/Worker\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>Worker</code></a> zwr\u00f3ci b\u0142\u0105d).", "sections": [{"id": "O_bezpiecze\u0144stwie_w\u0105tk\u00f3w", "title": "O bezpiecze\u0144stwie w\u0105tk\u00f3w"}, {"id": "Mno\u017cenie_w\u0105tk\u00f3w", "title": "Mno\u017cenie w\u0105tk\u00f3w"}, {"id": "Przekazywanie_danych", "title": "Przekazywanie danych"}, {"id": "Przyk\u0142ady_przekazywania_danych", "title": "Przyk\u0142ady przekazywania danych"}, {"id": "Example_1_Create_a_generic_asynchronous_eval()", "title": "Example #1: Create a generic \"asynchronous "}, {"id": "Example_2_Advanced_passing_JSON_Data_and_creating_a_switching_system", "title": "Example #2: Advanced passing JSON Data and creating a switching system"}, {"id": "Przekazywanie_danych_przez_przeniesienie_w\u0142asno\u015bci_(transferable_objects)", "title": "Przekazywanie danych przez przeniesienie w\u0142asno\u015bci (transferable objects)"}, {"id": "Spawning_subworkers", "title": "Spawning subworkers"}, {"id": "Embedded_workers", "title": "Embedded workers"}, {"id": "Timeouts_and_intervals", "title": "Timeouts and intervals"}, {"id": "Terminating_a_worker", "title": "Terminating a worker"}, {"id": "Handling_errors", "title": "Handling errors"}, {"id": "Accessing_the_navigator_object", "title": "Accessing the navigator object"}, {"id": "Importing_scripts_and_libraries", "title": "Importing scripts and libraries"}, {"id": "Examples", "title": "Examples"}, {"id": "Performing_computations_in_the_background", "title": "Performing computations in the background"}, {"id": "The_JavaScript_code", "title": "The JavaScript code"}, {"id": "The_HTML_code", "title": "The HTML\u00a0code"}, {"id": "Performing_web_IO_in_the_background", "title": "Performing web I/O in the background"}, {"id": "Dividing_tasks_among_multiple_workers", "title": "Dividing tasks among multiple workers"}, {"id": "Creating_workers_from_within_workers", "title": "Creating workers from within workers"}, {"id": "Browser_Compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "id": 125547, "review_tags": []}