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author | Florian Merz <me@fiji-flo.de> | 2021-02-11 14:47:54 +0100 |
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committer | Florian Merz <me@fiji-flo.de> | 2021-02-11 14:47:54 +0100 |
commit | 30feb96f6084a2fb976a24ac01c1f4a054611b62 (patch) | |
tree | d73194ae27b60156ff0ca54013c8c4ad8519f10a /files/it/web/javascript/reference/global_objects/proxy/handler | |
parent | 8260a606c143e6b55a467edf017a56bdcd6cba7e (diff) | |
download | translated-content-30feb96f6084a2fb976a24ac01c1f4a054611b62.tar.gz translated-content-30feb96f6084a2fb976a24ac01c1f4a054611b62.tar.bz2 translated-content-30feb96f6084a2fb976a24ac01c1f4a054611b62.zip |
unslug it: move
Diffstat (limited to 'files/it/web/javascript/reference/global_objects/proxy/handler')
-rw-r--r-- | files/it/web/javascript/reference/global_objects/proxy/handler/apply/index.html | 119 | ||||
-rw-r--r-- | files/it/web/javascript/reference/global_objects/proxy/handler/index.html | 84 |
2 files changed, 0 insertions, 203 deletions
diff --git a/files/it/web/javascript/reference/global_objects/proxy/handler/apply/index.html b/files/it/web/javascript/reference/global_objects/proxy/handler/apply/index.html deleted file mode 100644 index f803b41255..0000000000 --- a/files/it/web/javascript/reference/global_objects/proxy/handler/apply/index.html +++ /dev/null @@ -1,119 +0,0 @@ ---- -title: handler.apply() -slug: Web/JavaScript/Reference/Global_Objects/Proxy/handler/apply -tags: - - ECMAScript 2015 - - JavaScript - - Proxy - - metodo -translation_of: Web/JavaScript/Reference/Global_Objects/Proxy/Proxy/apply ---- -<div>{{JSRef}}</div> - -<p>Il metodo <strong><code>handler.apply()</code></strong> costituisce una trap per una chiamata a funzione.</p> - -<div>{{EmbedInteractiveExample("pages/js/proxyhandler-apply.html", "taller")}}</div> - -<p class="hidden">Il sorgente di questo esempio interattivo è memorizzato in una repository GitHub. Qualora volessi contribuire al progetto degli esempi interattivi, puoi farlo clonando <a href="https://github.com/mdn/interactive-examples">https://github.com/mdn/interactive-examples</a> e inviandoci una pull request.</p> - -<h2 id="Sintassi">Sintassi</h2> - -<pre class="brush: js">var p = new Proxy(target, { - apply: function(target, thisArg, argumentsList) { - } -}); -</pre> - -<h3 id="Parametri">Parametri</h3> - -<p>I seguenti parametri vengono passati al metodo <code>apply</code>. <code>this</code> è legato all'handler.</p> - -<dl> - <dt><code>target</code></dt> - <dd>L'oggetto target.</dd> - <dt><code>thisArg</code></dt> - <dd>Il valore di <code>this</code> relativo alla chiamata.</dd> - <dt><code>argumentsList</code></dt> - <dd>La lista degli argomenti della chiamata.</dd> -</dl> - -<h3 id="Valore_di_ritorno">Valore di ritorno</h3> - -<p>Il metodo <code>apply</code> può restituire qualsiasi valore.</p> - -<h2 id="Descrizione">Descrizione</h2> - -<p>Il metodo <code><strong>handler.apply</strong></code> è una trap per le chiamate a funzione.</p> - -<h3 id="Operazioni_intercettate">Operazioni intercettate</h3> - -<p>Questa trap può intercettare le seguenti operazioni:</p> - -<ul> - <li><code>proxy(...args)</code></li> - <li>{{jsxref("Function.prototype.apply()")}} e {{jsxref("Function.prototype.call()")}}</li> - <li>{{jsxref("Reflect.apply()")}}</li> -</ul> - -<h3 id="Invarianti">Invarianti</h3> - -<p>Se le seguenti invarianti non sono rispettate il proxy emetterà un TypeError:</p> - -<ul> - <li>Lo stesso <code>target</code> deve essere un oggetto richiamabile, cioè deve essere un oggetto funzione.</li> -</ul> - -<h2 id="Esempi">Esempi</h2> - -<p>Il codice seguente intercetta una chiamata a funzione.</p> - -<pre class="brush: js">var p = new Proxy(function() {}, { - apply: function(target, thisArg, argumentsList) { - console.log('chiamato con: ' + argumentsList.join(', ')); - return argumentsList[0] + argumentsList[1] + argumentsList[2]; - } -}); - -console.log(p(1, 2, 3)); // "chiamato con: 1, 2, 3" - // 6 -</pre> - -<h2 id="Specifiche">Specifiche</h2> - -<table class="standard-table"> - <tbody> - <tr> - <th scope="col">Specifica</th> - <th scope="col">Stato</th> - <th scope="col">Commenti</th> - </tr> - <tr> - <td>{{SpecName('ES2015', '#sec-proxy-object-internal-methods-and-internal-slots-call-thisargument-argumentslist', '[[Call]]')}}</td> - <td>{{Spec2('ES2015')}}</td> - <td>Initial definition.</td> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-proxy-object-internal-methods-and-internal-slots-call-thisargument-argumentslist', '[[Call]]')}}</td> - <td>{{Spec2('ESDraft')}}</td> - <td> </td> - </tr> - </tbody> -</table> - -<h2 id="Compatibilità_browser">Compatibilità browser</h2> - -<div> -<div class="hidden">La tabella di compatibilità su questa pagina è generata a partire da dati strutturati. Se vuoi contribuire ai dati, fai un check out da <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> e mandaci una pull request.</div> - -<p>{{Compat("javascript.builtins.Proxy.handler.apply")}}</p> -</div> - -<h2 id="Vedi_anche">Vedi anche</h2> - -<ul> - <li>{{jsxref("Proxy")}}</li> - <li>{{jsxref("Proxy.handler", "handler")}}</li> - <li>{{jsxref("Function.prototype.apply")}}</li> - <li>{{jsxref("Function.prototype.call")}}</li> - <li>{{jsxref("Reflect.apply()")}}</li> -</ul> diff --git a/files/it/web/javascript/reference/global_objects/proxy/handler/index.html b/files/it/web/javascript/reference/global_objects/proxy/handler/index.html deleted file mode 100644 index 2be6abb116..0000000000 --- a/files/it/web/javascript/reference/global_objects/proxy/handler/index.html +++ /dev/null @@ -1,84 +0,0 @@ ---- -title: Proxy handler -slug: Web/JavaScript/Reference/Global_Objects/Proxy/handler -tags: - - ECMAScript 2015 - - JavaScript - - NeedsTranslation - - Proxy - - TopicStub -translation_of: Web/JavaScript/Reference/Global_Objects/Proxy/Proxy -translation_of_original: Web/JavaScript/Reference/Global_Objects/Proxy/handler ---- -<div>{{JSRef}}</div> - -<p>The proxy's handler object is a placeholder object which contains traps for {{jsxref("Proxy", "proxies", "", 1)}}.</p> - -<h2 id="Methods">Methods</h2> - -<p>All traps are optional. If a trap has not been defined, the default behavior is to forward the operation to the target.</p> - -<dl> - <dt>{{jsxref("Global_Objects/Proxy/handler/getPrototypeOf", "handler.getPrototypeOf()")}}</dt> - <dd>A trap for {{jsxref("Object.getPrototypeOf")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/setPrototypeOf", "handler.setPrototypeOf()")}}</dt> - <dd>A trap for {{jsxref("Object.setPrototypeOf")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/isExtensible", "handler.isExtensible()")}}</dt> - <dd>A trap for {{jsxref("Object.isExtensible")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/preventExtensions", "handler.preventExtensions()")}}</dt> - <dd>A trap for {{jsxref("Object.preventExtensions")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/getOwnPropertyDescriptor", "handler.getOwnPropertyDescriptor()")}}</dt> - <dd>A trap for {{jsxref("Object.getOwnPropertyDescriptor")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/defineProperty", "handler.defineProperty()")}}</dt> - <dd>A trap for {{jsxref("Object.defineProperty")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/has", "handler.has()")}}</dt> - <dd>A trap for the {{jsxref("Operators/in", "in")}} operator.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/get", "handler.get()")}}</dt> - <dd>A trap for getting property values.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/set", "handler.set()")}}</dt> - <dd>A trap for setting property values.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/deleteProperty", "handler.deleteProperty()")}}</dt> - <dd>A trap for the {{jsxref("Operators/delete", "delete")}} operator.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/ownKeys", "handler.ownKeys()")}}</dt> - <dd>A trap for {{jsxref("Object.getOwnPropertyNames")}} and {{jsxref("Object.getOwnPropertySymbols")}}.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/apply", "handler.apply()")}}</dt> - <dd>A trap for a function call.</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/construct", "handler.construct()")}}</dt> - <dd>A trap for the {{jsxref("Operators/new", "new")}} operator.</dd> -</dl> - -<p>Some non-standard traps are <a href="/en-US/docs/Web/JavaScript/Reference/Deprecated_and_obsolete_features#Proxy">obsolete and have been removed</a>.</p> - -<h2 id="Specifications">Specifications</h2> - -<table class="standard-table"> - <tbody> - <tr> - <th scope="col">Specification</th> - <th scope="col">Status</th> - <th scope="col">Comment</th> - </tr> - <tr> - <td>{{SpecName('ES2015', '#sec-proxy-object-internal-methods-and-internal-slots', 'Proxy Object Internal Methods and Internal Slots')}}</td> - <td>{{Spec2('ES2015')}}</td> - <td>Initial definition.</td> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-proxy-object-internal-methods-and-internal-slots', 'Proxy Object Internal Methods and Internal Slots')}}</td> - <td>{{Spec2('ESDraft')}}</td> - <td>The <code>enumerate</code> handler has been removed.</td> - </tr> - </tbody> -</table> - -<h2 id="Browser_compatibility">Browser compatibility</h2> - - - -<p>{{Compat("javascript.builtins.Proxy.handler")}}</p> - -<h2 id="See_also">See also</h2> - -<ul> - <li>{{jsxref("Proxy")}}</li> -</ul> |