{"json_modified": "2016-08-20T05:00:34.059959", "uuid": "9c59ae25-0afe-442e-a468-275402057ca2", "title": "PromiseRejectionEvent.promise", "url": "/en-US/docs/Web/API/PromiseRejectionEvent/promise", "tags": ["API", "Promises", "Property", "Reference", "events", "PromiseRejectionEvent", "HTML DOM", "JavaScript", "Promise", "Events"], "translations": [{"uuid": "c4efe60c-397b-4ee8-811a-adc87bef0d44", "title": "PromiseRejectionEvent.promise", "url": "/ja/docs/Web/API/PromiseRejectionEvent/promise", "tags": ["API", "Promises", "Property", "Reference", "events", "HTML DOM", "PromiseRejection", "JavaScript", "Promise", "Events"], "summary": "<strong><code>PromiseRejectionEvent.promise</code></strong> \u8aad\u307f\u53d6\u308a\u5c02\u7528\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u3001\u62d2\u7d76\u3055\u308c\u305f JavaScript \u306e <a href=\"/ja/docs/Web/JavaScript/Reference/Global_Objects/Promise\" title=\"Promise&#x30AA;&#x30D6;&#x30B8;&#x30A7;&#x30AF;&#x30C8;&#x306F;&#x51E6;&#x7406;&#x306E;&#x5EF6;&#x671F;(deferred)&#x3068;&#x975E;&#x540C;&#x671F;&#x51E6;&#x7406;&#x306E;&#x305F;&#x3081;&#x306B;&#x4F7F;&#x308F;&#x308C;&#x307E;&#x3059;&#x3002;Promise&#x306F;&#x307E;&#x3060;&#x5B8C;&#x4E86;&#x3057;&#x3066;&#x3044;&#x306A;&#x3044;&#x304C;&#x3001;&#x3044;&#x305A;&#x308C;&#x5B8C;&#x4E86;&#x3059;&#x308B;&#x51E6;&#x7406;&#x3092;&#x8868;&#x3057;&#x307E;&#x3059;&#x3002;\"><code>Promise</code></a> \u3092\u8868\u3057\u307e\u3059\u3002promise \u304c\u62d2\u7d76\u3055\u308c\u305f\u7406\u7531\u306f\u3001\u30a4\u30d9\u30f3\u30c8\u306e <a href=\"/ja/docs/Web/API/PromiseRejectionEvent/reason\" title=\"PromiseRejectionEvent.reason &#x8AAD;&#x307F;&#x53D6;&#x308A;&#x5C02;&#x7528;&#x30D7;&#x30ED;&#x30D1;&#x30C6;&#x30A3;&#x306F;&#x3001;Promise.reject() &#x306B;&#x6E21;&#x3055;&#x308C;&#x308B;&#x7406;&#x7531;&#x3092;&#x63D0;&#x4F9B;&#x3059;&#x308B;&#x4EFB;&#x610F;&#x306E; JavaScript &#x5024;&#x3001;&#x307E;&#x305F;&#x306F; Object &#x3067;&#x3059;&#x3002;&#x7406;&#x8AD6;&#x7684;&#x306B;&#x306F; promise &#x304C;&#x62D2;&#x5426;&#x3055;&#x308C;&#x305F;&#x7406;&#x7531;&#x306B;&#x3064;&#x3044;&#x3066;&#x306E;&#x60C5;&#x5831;&#x3092;&#x63D0;&#x4F9B;&#x3057;&#x307E;&#x3059;&#x3002;\"><code>PromiseRejectionEvent.reason</code></a> \u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u691c\u67fb\u3059\u308b\u3053\u3068\u3067\u5b66\u3079\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2016-08-20T05:00:28", "review_tags": ["editorial"]}], "modified": "2016-03-24T03:55:10", "label": "PromiseRejectionEvent.promise", "localization_tags": [], "locale": "en-US", "id": 180270, "last_edit": "2016-03-24T03:55:06", "summary": "The <strong><code>PromiseRejectionEvent.promise</code></strong> read-only property indicates the JavaScript <a href=\"/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise\" title=\"The Promise object is used for deferred and asynchronous computations. A Promise represents an operation that hasn't completed yet, but is expected in the future.\"><code>Promise</code></a> which has been rejected. You can examine the event's <a href=\"/en-US/docs/Web/API/PromiseRejectionEvent/reason\" title=\"The PromiseRejectionEvent.reason read-only property is a JavaScript value or Object which provides the reason passed into Promise.reject(). This in theory provides information about why the promise was rejected.\"><code>PromiseRejectionEvent.reason</code></a> property to learn why the promise was rejected.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/PromiseRejectionEvent/promise", "review_tags": []}