{"json_modified": "2016-09-12T06:56:14.868452", "uuid": "e3ae4a92-21ce-42a1-9d4f-f87e59ccc5da", "title": "MessagePort.onmessage", "url": "/en-US/docs/Web/API/MessagePort/onmessage", "tags": ["API", "Reference", "Property", "onmessage", "MessagePort", "Channel messaging"], "translations": [{"uuid": "6f8f2fde-fab2-4b06-8b50-a51120188f88", "title": "MessagePort.onmessage", "url": "/ja/docs/Web/API/MessagePort/onmessage", "tags": ["Channel messaging", "Reference", "API", "Property", "MessagePort"], "summary": "<a href=\"/ja/docs/Web/API/MessagePort\" title=\"Channel Messaging API &#x306E; MessagePort &#x30A4;&#x30F3;&#x30BF;&#x30FC;&#x30D5;&#x30A7;&#x30FC;&#x30B9;&#x306F;&#x3001;MessageChannel &#x306E; 2 &#x3064;&#x306E;&#x30DD;&#x30FC;&#x30C8;&#x306E;&#x4E00;&#x65B9;&#x3092;&#x8868;&#x3057;&#x3001;&#x7247;&#x65B9;&#x306E;&#x30DD;&#x30FC;&#x30C8;&#x304B;&#x3089;&#x9001;&#x4FE1;&#x3055;&#x308C;&#x308B;&#x30E1;&#x30C3;&#x30BB;&#x30FC;&#x30B8;&#x3092;&#x3082;&#x3046;&#x7247;&#x65B9;&#x306E;&#x30DD;&#x30FC;&#x30C8;&#x3067;&#x53D7;&#x4FE1;&#x5F85;&#x6A5F;&#x3067;&#x304D;&#x307E;&#x3059;&#x3002;\"><code>MessagePort</code></a> \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e <code><strong>onmessage</strong></code> \u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u306f\u3001<a href=\"/ja/docs/Web/API/EventListener\" title=\"&#x3053;&#x306E;&#x30E1;&#x30BD;&#x30C3;&#x30C9;&#x306F;&#x3001;EventListener &#x30A4;&#x30F3;&#x30BF;&#x30FC;&#x30D5;&#x30A7;&#x30FC;&#x30B9;&#x304C;&#x767B;&#x9332;&#x3055;&#x308C;&#x305F;&#x30A4;&#x30D9;&#x30F3;&#x30C8;&#x30BF;&#x30A4;&#x30D7;&#x306B;&#x3064;&#x3044;&#x3066;&#x3001;&#x305D;&#x306E;&#x30A4;&#x30D9;&#x30F3;&#x30C8;&#x304C;&#x767A;&#x751F;&#x3059;&#x308B;&#x305F;&#x3073;&#x306B;&#x547C;&#x3073;&#x51FA;&#x3055;&#x308C;&#x307E;&#x3059;&#x3002;\"><code>EventListener</code></a> \u3067\u3042\u308a\u3001\u30dd\u30fc\u30c8\u4e0a\u3067 <code>message</code> \u578b\u306e <a href=\"/ja/docs/Web/API/MessageEvent\" title=\"&#x3053;&#x306E;&#x9805;&#x76EE;&#x306B;&#x3064;&#x3044;&#x3066;&#x306E;&#x6587;&#x66F8;&#x306F;&#x307E;&#x3060;&#x66F8;&#x304B;&#x308C;&#x3066;&#x3044;&#x307E;&#x305B;&#x3093;&#x3002;&#x66F8;&#x3044;&#x3066;&#x307F;&#x307E;&#x305B;&#x3093;&#x304B;&#xFF1F;\"><code>MessageEvent</code></a> \u304c\u767a\u52d5\u3057\u305f\u6642\u306b\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30dd\u30fc\u30c8\u304c\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3057\u305f\u6642\u306b\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2016-09-12T06:56:06", "review_tags": []}], "modified": "2015-11-25T14:41:46", "label": "MessagePort.onmessage", "localization_tags": [], "locale": "en-US", "id": 135271, "last_edit": "2015-11-25T14:41:43", "summary": "The <code><strong>onmessage</strong></code> event handler of the <a href=\"/en-US/docs/Web/API/MessagePort\" title=\"The MessagePort interface of the Channel Messaging API represents one of the two ports of a MessageChannel, allowing sending of messages from one port and listening out for them arriving at the other.\"><code>MessagePort</code></a> interface is an <a href=\"/en-US/docs/Web/API/EventListener\" title=\"This method is called whenever an event occurs of the type for which the EventListener interface was registered.\"><code>EventListener</code></a>, called whenever an <a href=\"/en-US/docs/Web/API/MessageEvent\" title=\"A MessageEvent is the interface representing a message received by a target, being a WebSocket or a WebRTC RTCDataChannel\"><code>MessageEvent</code></a> of type <code>message</code> is fired on the port \u2014 that is, when the port receives a message.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/MessagePort/onmessage", "review_tags": []}