{"json_modified": "2016-09-27T08:57:18.215380", "uuid": "7e8479d0-eea7-468b-b458-17d12cf6b44a", "title": "Truthy", "url": "/en-US/docs/Glossary/Truthy", "tags": ["glossary", "CodingScripting", "Glossary", "JavaScript"], "translations": [{"uuid": "8a281944-3531-4cd7-9826-4d10a9ca5f9c", "title": "Truthy", "url": "/fr/docs/Glossaire/Truthy", "tags": [], "summary": "En <a class=\"glossaryLink\" href=\"/fr/docs/Glossaire/JavaScript\" title=\"JavaScript&#xA0;: JavaScript (JS) est un langage de programmation principalement utilis&#xE9; c&#xF4;t&#xE9; client (client-side)&#xA0;//to dynamically script webpages//, mais aussi c&#xF4;t&#xE9;&#xA0;serveur (server-side).\">JavaScript</a>, une valeur <code>truthy</code> est une valeur qui est consid\u00e9r\u00e9e comme vraie quand elle est \u00e9valu\u00e9e dans un contexte <a class=\"glossaryLink\" href=\"/fr/docs/Glossaire/Boolean\" title=\"Boolean&#xA0;: En informatique, un bool&#xE9;en est un type de donn&#xE9;es logique qui ne peut prendre que deux valeurs :&#xA0;true ou&#xA0;false.\">Boolean</a> . Toutes les valeurs sont <code>truthy</code> sauf si elles sont definies comme <a class=\"glossaryLink\" href=\"/fr/docs/Glossary/Falsy\" title=\"La d&#xE9;finition de ce terme (&#xAB;&#xA0;falsy&#xA0;&#xBB;) n'a pas encore &#xE9;t&#xE9; r&#xE9;dig&#xE9;e. Nous serions heureux de vous voir l'&#xE9;crire&#xA0;!\">falsy</a> (c'est-\u00e0-dire, sauf pour <code>false</code>, 0, \"\", <code>null</code>, <code>undefined</code>, et <code>NaN</code>).", "localization_tags": [], "locale": "fr", "last_edit": "2015-12-20T16:21:36", "review_tags": []}, {"uuid": "77cf6df3-7a7e-4023-9c76-b912679ce6c2", "title": "Truthy", "url": "/ja/docs/Glossary/Truthy", "tags": ["glossary", "CodingScripting", "Glossary", "JavaScript"], "summary": "<a class=\"glossaryLink\" href=\"/ja/docs/Glossary/JavaScript\" title=\"JavaScript: JavaScript (JS) &#x306F;&#x52D5;&#x7684;&#x306A;&#x30A6;&#x30A7;&#x30D6;&#x30DA;&#x30FC;&#x30B8;&#x306E;&#x8A18;&#x8FF0;&#x7528;&#x9014;&#x3068;&#x3057;&#x3066;&#x4E3B;&#x306B;&#x30AF;&#x30E9;&#x30A4;&#x30A2;&#x30F3;&#x30C8;&#x30B5;&#x30A4;&#x30C9;&#x3067;&#x4F7F;&#x7528;&#x3055;&#x308C;&#x308B;&#x30D7;&#x30ED;&#x30B0;&#x30E9;&#x30DF;&#x30F3;&#x30B0;&#x8A00;&#x8A9E;&#x3067;&#x3059;&#x3002;&#x307E;&#x305F;&#x3001;&#x30B5;&#x30FC;&#x30D0;&#x30B5;&#x30A4;&#x30C9;&#x3067;&#x3082;&#x305F;&#x3073;&#x305F;&#x3073;&#x4F7F;&#x7528;&#x3055;&#x308C;&#x3066;&#x3044;&#x307E;&#x3059;&#x3002;\">JavaScript</a> \u306b\u304a\u3044\u3066\u3001\u771f\u3068\u307f\u306a\u3055\u308c\u308b\u5024 (<span style=\"color: green;\"><strong>truthy\u00a0</strong>value</span>) \u3068\u306f\u3001<a class=\"glossaryLink\" href=\"/ja/docs/Glossary/Boolean\" title=\"Boolean: &#x30B3;&#x30F3;&#x30D4;&#x30E5;&#x30FC;&#x30BF;&#x30B5;&#x30A4;&#x30A8;&#x30F3;&#x30B9;&#x306B;&#x304A;&#x3044;&#x3066;&#x3001;&#x30D6;&#x30FC;&#x30EA;&#x30A2;&#x30F3;&#x578B; (boolean) &#x306F; true&#xFF08;&#x771F;&#xFF09;&#x304B; false&#xFF08;&#x507D;&#xFF09;&#x306E;&#x5024;&#x306E;&#x307F;&#x3092;&#x53D6;&#x308C;&#x308B;&#x8AD6;&#x7406;&#x30C7;&#x30FC;&#x30BF;&#x578B;&#x3067;&#x3059;&#x3002;\">Boolean</a> \u30b3\u30f3\u30c6\u30af\u30b9\u30c8\u3068\u3057\u3066\u8a55\u4fa1\u3055\u308c\u305f\u6642\u306b <code>true</code> \u306b\u306a\u308b\u5024\u306e\u3053\u3068\u3067\u3059\u3002\u507d\u3068\u307f\u306a\u3055\u308c\u308b (<span style=\"color: green;\">falsy</span>) \u5024 (\u3064\u307e\u308a\u3001<code>false</code>\u3001<code>0</code>\u3001<code>\"\"</code>\u3001<code>null</code>\u3001<code>undefined</code> \u304a\u3088\u3073 <code>NaN</code>) \u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u306a\u3044\u5024\u306f\u3059\u3079\u3066\u3001\u771f\u3068\u307f\u306a\u3055\u308c\u308b\u5024\u306b\u306a\u308a\u307e\u3059\u3002", "localization_tags": [], "locale": "ja", "last_edit": "2016-08-11T01:28:41", "review_tags": []}, {"uuid": "289431a3-0fc6-4f64-af05-4afc1f2f6a46", "title": "Waarachtig (\"Truthy\")", "url": "/nl/docs/Glossary/Waarachtig", "tags": [], "summary": "In <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/JavaScript\" title=\"JavaScript: JavaScript (JS) is a programming language mostly used client-side to dynamically script webpages, but often also server-side.\">JavaScript</a>, is een <strong>waarachtige </strong>waarde (truthy value) een waarde welke vertaalbaar is naar\u00a0<code>true</code> wanneer deze geevalueerd wordt in een\u00a0 <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/Boolean\" title=\"Boolean: In computer science, a boolean is a logical data type that can have only the values true or false.\">Boolean</a> context. Alle waarden zijn waarachtig, tenzij deze worden gedefinieerd als foutief\u00a0 <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/Falsy\" title=\"falsy: A falsy&#xA0;value is a&#xA0;value that&#xA0;translates to false when evaluated in a Boolean context.\">falsy</a> (bijv., met uitzondering van <code>false</code>, <code>0</code>, <code>\"\"</code>, <code>null</code>, <code>undefined</code>, and <code>NaN</code>).", "localization_tags": ["inprogress"], "locale": "nl", "last_edit": "2016-07-12T00:34:54", "review_tags": []}, {"uuid": "c7f3896d-d3dc-4789-89f3-6ccbd3e80947", "title": "Truthy", "url": "/pt-BR/docs/Glossario/Truthy", "tags": [], "summary": "Em <a class=\"glossaryLink\" href=\"/pt-BR/docs/Glossary/JavaScript\" title=\"The definition of that term (JavaScript) has not been written yet; please consider contributing it!\">JavaScript</a>, um valor\u00a0<strong>truthy</strong>\u00a0\u00e9 um valor que se traduz em verdadeiro quando avaliado em um contexto\u00a0<a class=\"glossaryLink\" href=\"/pt-BR/docs/Glossario/Booleano\" title=\"Boolean: Um booleano, em ci&#xEA;ncia da computa&#xE7;&#xE3;o, &#xE9; um tipo de dados l&#xF3;gico que pode ter apenas um de dois valores poss&#xED;veis: verdadeiro ou falso.\">Boolean</a>. Todos os valores s\u00e3o\u00a0<strong>truthy</strong> a menos que eles sejam definidos como <a class=\"glossaryLink\" href=\"/pt-BR/docs/Glossary/Falsy\" title=\"The definition of that term (falsy) has not been written yet; please consider contributing it!\">falsy</a> (i.e., exceto para\u00a0<code>false</code>, <code>0</code>, <code>\"\"</code>, <code>null</code>, <code>undefined</code>, e\u00a0<code>NaN</code>).", "localization_tags": ["inprogress"], "locale": "pt-BR", "last_edit": "2015-11-07T05:45:09", "review_tags": []}, {"uuid": "4511b059-a499-45ce-97a1-99a5a04843e7", "title": "Truthy", "url": "/zh-CN/docs/Glossary/Truthy", "tags": ["falsy", "truthy", "JavaScript"], "summary": "\u5728<a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/JavaScript\" title=\"JavaScript: JavaScript (JS) is a programming language mostly used client-side to dynamically script webpages, but often also server-side.\">JavaScript</a>\u4e2d\uff0c\u771f\u503c\uff08<strong>truthy</strong>\uff09\u6307\u7684\u662f\u5728<a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/Boolean\" title=\"Boolean: In computer science, a boolean is a logical data type that can have only the values true or false.\">Boolean</a>\u4e0a\u4e0b\u6587\u4e2d\u8f6c\u6362\u540e\u7684\u503c\u4e3atrue\u7684\u5bf9\u8c61\uff08\u503c\uff09\u3002\u9664\u4e86<code>false\u30010\u3001</code><code>\"\"\u3001null\u3001</code><code>undefined</code> \u548c <code>NaN</code>\u8fd9\u4e9b\u88ab\u5b9a\u4e49\u4e3a <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/Falsy\" title=\"falsy: A falsy value is a&#xA0;value that&#xA0;translates to false when evaluated in a Boolean context.\">falsy</a> \u7c7b\u578b\u4ee5\u5916\u7684\u6240\u6709\u503c\u90fd\u4e3a\u771f\u503c\uff08truthy\uff09\u7c7b\u578b\u3002", "localization_tags": [], "locale": "zh-CN", "last_edit": "2015-12-27T22:54:53", "review_tags": ["editorial"]}], "modified": "2016-09-27T08:57:18", "label": "Truthy", "localization_tags": [], "locale": "en-US", "id": 119785, "last_edit": "2016-09-27T08:57:14", "summary": "In <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/JavaScript\" title=\"JavaScript: JavaScript (JS) is a programming language mostly used client-side to dynamically script webpages, but often also server-side.\">JavaScript</a>, a <strong>truthy</strong> value is a value that translates to <code>true</code> when evaluated in a <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/Boolean\" title=\"Boolean: In computer science, a boolean is a logical data type that can have only the values true or false.&#xA0;A boolean is how a programming language lets you represent true and false. Without the ability to represent the boolean values&#xA0;a number of things in a language would no longer work. For example, in JavaScript, an if statement's&#xA0;conditional has to resolve to a boolean value for it to execute at all. &#xA0;In a JavaScript for loop&#xA0;without it's boolean conditional the loop would never know whether to run it's coding or not.\">Boolean</a> context. All values are truthy unless they are defined as <a class=\"glossaryLink\" href=\"/en-US/docs/Glossary/Falsy\" title=\"falsy: A falsy&#xA0;value is a&#xA0;value that&#xA0;translates to false when evaluated in a Boolean context.\">falsy</a> (i.e., except for <code>false</code>, <code>0</code>, <code>\"\"</code>, <code>null</code>, <code>undefined</code>, and <code>NaN</code>).", "sections": [{"id": "See_also", "title": "See also"}], "slug": "Glossary/Truthy", "review_tags": ["technical"]}